How A lot Does It Price to End an Attic? (2022 )

Cost to Finish an Attic


  • Typical Vary: $4,600 to $70,000
  • Nationwide Common: $25,250

Ending an attic means remodeling unused house beneath the roof of a house into usable residing house. The design course of often entails including sturdy and supportive flooring, electrical wiring, duct work, new wall framing, drywall, and probably even plumbing if toilet house is being added. Whereas the job scope of an attic transformation might be fairly in depth for clean canvases, owners whose attics have an simply adaptable structure might be able to get by with a smaller funds. For owners contemplating an attic refinish, understanding the completely different variables and the way they have an effect on the ultimate value is necessary.

In line with Angi and HomeAdvisor, the nationwide common value to complete attic house is $25,250 however has a typical vary of $4,600 to $70,000. Elements akin to attic measurement, attic fashion, supposed objective for the house, and native labor prices all play a job within the ultimate price ticket. Most attic remodels are an costly funding, however the excellent news is that they supply owners with a number of advantages, akin to personalized extra residing house for rising households and elevated dwelling values.

This information will assist owners perceive the best way to estimate the fee to complete an attic, how to economize throughout an attic transform, and what advantages a completed attic brings to a house.

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Elements in Calculating the Price to End an Attic

How a lot does it value to complete an attic? There are a number of elements to think about when calculating the fee to remodel an attic from easy storage to luxurious residing. The next are a number of the most influential elements to think about.

Cost to Finish an Attic


Attic Dimension

The dimensions of an attic is probably going the biggest worth influencer. It goes with out saying {that a} small completed attic is more likely to value a lot lower than a big completed attic.

A bigger attic house is extra more likely to home extra rooms. Attics are usually open, so including extra wall framing and doorways for zoned-off residing house, sleeping areas, and loos can enhance an attic transform funds in a short time. As compared, a smaller attic house could solely home a single room, like a bed room or workplace. With out the necessity for extra partitions or doorways, the fee to remodel a small attic into usable house tends to be a lot much less.

The price to complete an attic per sq. foot ranges from $30 to $60, which incorporates each labor and supplies. The common attic measures between 1,600 and 1,800 sq. toes. Owners can decide the sq. footage of their attic house to calculate an estimated worth primarily based on measurement, however they’ll need to remember that there are different elements that decide attic ending value as properly.

Attic Fashion

What kind of attic is being completed? This is a vital query to reply, since not all attics are the identical. Completely different attic sorts are fitted to completely different functions, influencing the ultimate transform value.

For instance, ending a walk-up attic prices between $8,100 and $26,000. Stroll-up attics have completely different transforming approaches than ones with a hatch. Ending a walk-up attic often entails ending the staircase and including sturdy flooring. These two tasks value between $1,000 and $2,900 for the staircase and $2,500 to $6,800 for the flooring. In some instances, this can be sufficient to create a usable house for the house owner to take pleasure in, however many householders need extra finishes that may push the entire worth nearer to the excessive finish of the typical vary.

Ending an attic for use as a cupboard space can apply to some completely different attic kinds. However for small, primary setups, both with or with out stairs resulting in the house, a storage transform can value as little as $4,600. A extra elaborate cupboard space can value as much as $18,900.

Ending an attic with a dormer (a window that tasks vertically past the airplane of a pitched roof) prices between $4,600 and $16,400. This consists of the value of latest roofing and flashing together with the price of supplies for the remainder of the attic house.

Lastly, ending an attic above the storage can value wherever from $4,600 to $24,000, relying on whether or not heating, air flow, and insulation should be put in.

Room Function

The explanation for transforming an attic additionally impacts how a lot the venture will value. For instance, remodeling a small attic house into an workplace for distant or at-home work prices between $10,000 and $40,000, together with supplies and labor.

Turning an attic right into a cupboard space could seem redundant, since many householders already use this house as an space for vacation decorations and household heirlooms. However transforming an attic into a correct cupboard space means including supportive flooring for security and insulation to guard saved gadgets. It might additionally contain built-ins and a design that maximizes attic storage potential. This sort of transform prices between $4,600 and $18,900 for supplies and labor.

The price to complete an attic bed room runs between $8,000 and $30,000, whereas a rest room prices between $9,600 and $52,000. For owners contemplating including each a bed room and a rest room and turning unused attic house right into a dream main suite, the typical worth vary is $27,000 to $80,000.


Labor usually accounts for 40 % of an attic ending venture. Widespread attic ending tasks embody insulation, demolition, electrical work, portray, designing, and extra. All venture sorts have their very own distinctive labor prices.

Insulation has essentially the most reasonably priced labor common value at $300. Demolition is only a bit extra at $450. Electrical work prices about $500 in labor, whereas portray is available in at round $550. Labor prices for design come out to a median of $600; plumbing prices about $750 in labor. Flooring prices simply over $1,000 in labor, whereas doorways and home windows value about $1,050 in labor every. The labor prices related to putting in a closet are $1,100, whereas HVAC labor prices can attain as excessive as $2,575.


When estimating materials prices for an attic transform, owners could wish to know that supplies are inclined to account for 60 % of a venture worth. This often provides as much as about $60 to $180 per sq. foot for supplies.

Relating to ending an attic, the phrase “supplies” covers a variety of elements. Supplies may embody drywall, insultation, carpeting, home windows, lighting, or toilet fixtures. There are additionally the supplies hidden beneath the flooring, like subflooring, and supplies within the partitions, like plumbing and electrical work.

Contractors don’t all the time break down quotes by labor and supplies. Owners could wish to ask for an itemized listing of what supplies are being bought for his or her venture so that they have a greater thought of the place their funds is being spent. This will additionally assist owners know the place they should attempt to save on supplies and the place they’ll splurge.

Cost to Finish an Attic


Extra Prices and Concerns

In addition to sq. footage and labor, there are just a few different necessary prices and concerns owners ought to have in mind when calculating the price of attic renovation. Not all attic ending tasks would require the next, however protecting all potential prices in thoughts helps hold a venture from going over funds.

Structural Engineer

A structural engineer helps with an attic transform by ensuring the house is ready to stand as much as stresses and pressures. In different phrases, they be certain an attic is a protected house for human use (as a result of nobody needs to really feel the ground collapse) and might stand up to the fundamentals Mom Nature throws its means, like wind and torrential rain.

Not all attic remodels require the talents of a structural engineer, but it surely’s simple to see how their providers may very well be useful. If ending an attic goes past the fundamentals, hiring a structural engineer is a good suggestion. An expert can be certain all of the added weight in supplies going into an attic transform gained’t put insufferable stress on a house’s construction. The price to rent a structural engineer is between $400 and $800, which is definitely a small worth to pay to ensure all the opposite work going into an attic transform gained’t come crashing down ultimately. As a bonus, they’ll additionally supply completed attic concepts that complement the present structural structure.

Ending the attic is not any DIY job

A professional might help. Get free, no-commitment venture estimates from providers close to you.



Normally, main demolition isn’t essential in an attic ending venture. It is because the house is often a clean canvas, the place all of the work is about constructing from scratch relatively than rebuilding as a consequence of poor perform or unattractive aesthetics.

However there may very well be eventualities the place a demo could be a part of the attic ending course of. For instance, perhaps a earlier house owner gave a DIY end a try to their work must be eliminated. Or perhaps the structure and construction of an present attic should be extensively modified to accommodate the brand new structure.

Relating to demolition labor charges, owners can count on to pay between $200 and $700. Normally, demolition is a small share of the general attic ending value and shouldn’t concern a house owner a lot, particularly if their attic is extra naked bones in nature.


Fundamental attic ending tasks could not require a allow. However ending an attic with out a allow when a part of the job scope entails electrical work, air flow, or plumbing could be a resolution that might lead to severe fines. Most states require permits for some of these work, all that are frequent in above-based attic remodels.

A allow can be more likely to be required if the design entails altering the construction of the present attic, akin to including partitions or dormers. The excellent news is that almost all contractors deal with allow necessities, eradicating one process from a house owner’s plate. These prices are usually constructed into the general venture value, however curious owners can verify with their native allowing workplace to see what particular person prices could also be; the everyday vary is $150 to $500.

Cost to Finish an Attic


Attic Ending Development Prices

There are a lot of layers to an attic ending venture, all with their very own distinctive worth vary. The next elements give owners an thought of what to anticipate with regards to pricing all through the assorted phases of an attic transform.


The way by which an attic is accessed performs a job in how ending the house will value. For instance, constructing a stable and protected staircase that meets native coding necessities prices between $500 and $3,000. For these on the lookout for a extra upscale look, a spiral staircase is all the time an possibility. They’re a bit pricier, although, with a typical vary of $2,000 to $6,000.

It’s necessary that owners not make the error of assuming what’s already current will work. Attics with hatches or drop-down ladders are acceptable when an area is unfinished, however as soon as the ending course of begins, everlasting accessibility must be a part of the design. Unsteady, movable ladders and drop-down staircases usually gained’t meet constructing codes.

Home windows

Home windows are a necessity for any completed attic house. Not solely do they add lighting for visible and aesthetic causes, they’re additionally legally required for security. Actually, for an attic bed room to be authorized, an egress window measuring a minimum of 5.7 sq. toes should be a part of the design course of. This comes at a value between $2,500 and $5,100 for supplies and labor.

Skylights are one other window possibility for attic areas. They add pure mild and photo voltaic heating whereas making the house really feel brighter and larger. This sort of window prices between $1,000 and $2,400 for supplies and set up.


Most older attics are seemingly under-insulated. Even a barely completed attic would seemingly profit from new insulation. Insulating an attic helps forestall air from escaping a house whereas additionally stopping outdoors air from coming in. It’s frequent for a house to lose heating and cooling by means of the attic, elevating power prices because of this. For this reason including top-of-the-line attic insulation choices is such an necessary a part of the attic ending course of.

There are a lot of various kinds of completed attic insulation, and the fee to put in insulation relies upon closely on kind. For instance, putting in blown-in insulation has a median nationwide value of $1,555, whereas putting in batt, rolled, or reflective insulation has a median nationwide value of $1,760. Spray foam insulation is the most costly, although it’s as much as 50 % extra environment friendly than another sorts. Owners can count on to pay $2,625 for spray foam insulation in an attic house.


Owners are sometimes stunned to search out out that skilled appraisers rely sq. footage of a completed attic solely the place the ceiling is 7 toes or increased. Areas with decrease clearance might be completed, however they don’t rely as extra residing house for appraisal functions. In most unfinished attics, the one ceiling design component is the within of the roof, so having an aesthetic and purposeful ceiling put in is often on the to-do listing of an attic ending venture.

Ending an attic ceiling can value as little as $120 for a stable ceiling simply in want of some paint. Including crown molding is usually a further $200 to $240, whereas a ceiling fan set up prices between $350 and $640. Ceiling costs can shortly climb, particularly when owners wish to maximize the sq. footage of their transform for appraisal functions. A slanted ceiling prices between $8,000 and $12,000, whereas a vaulted ceiling prices between $18,000 and $25,000.


Most attics don’t have a daily ground like the remainder of a house, because it’s not a essential expense to soak up throughout preliminary building. When owners are changing an attic into usable house, nonetheless, subflooring is a essential expense.

A subfloor is the muse beneath an attic’s completed ground. It offers a flat and sound floor over the ground joists in order that utilized flooring is safe and degree. Subflooring is put in after the attic air flow and electrical techniques are in place. Insulation may also be positioned beneath the subfloor for power effectivity and sound dampening. On common, laying a subfloor in an attic prices between $500 and $800.

Ground Joists

Not all attic ending tasks want joist work, however for those who do require joist alternative or restore, the typical value is between $1,000 and $10,000.

Earlier than beginning an attic transform, the present ground joists should be inspected. They could want remedial work, or, with the intention to correctly assist a subfloor on which to put attic flooring, extra joists could should be put in. Joists should be robust sufficient to bear the burden of individuals, furnishings, and different supplies in a completed and operational room. This equates to a ground having the ability to assist a load of 30 kilos per sq. foot.

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Generally drywall is all it takes to remodel an attic house. The price to drywall an attic house runs between $1,000 and $2,600. Drywall is one other attic venture that must be properly coordinated between contractors. As soon as an attic’s ground joists have been structurally accepted, wiring, insulation, and air flow techniques might be positioned. Solely then can drywall go up. In any other case, items could should be eliminated to permit contractors entry to essential techniques.


Portray is taken into account a completion within the transforming world. It’s no completely different for attic ending. Placing paint on the partitions is among the final steps within the course of and tends to deliver your entire venture collectively.

Skilled portray prices between $500 and $2,100, and whereas this value isn’t exorbitant, portray is among the safer tasks for DIY fans to strive. If an attic ending venture goes over funds, a house owner can reduce prices by taking up the portray portion, so long as they’ve sufficient expertise to make use of paint and provides effectively.


Unfinished attics aren’t ready to deal with {the electrical} wants of a residing house, which is why electrical prices are nearly all the time a part of an attic ending venture funds.

There are a number {of electrical} tasks that come into play when owners are refinishing an attic. For instance, putting in electrical wiring prices between $600 and $2,200. Putting in electrical shops prices between $150 and $300 per outlet, with lighting options working $200 to $850 every. Total, new attic electrical prices between $1,000 and $3,400 on common.


Including plumbing to an attic isn’t all the time essential. For instance, a storage attic isn’t more likely to want working water. However with regards to including a main suite with its personal toilet, the price of hiring a plumber will should be added to the general venture value.

Plumbing prices between $1,000 and $10,000 for an attic ending venture. The place a venture falls inside that vary will depend on whether or not new plumbing must be added or whether or not the present plumbing is shut sufficient to faucet into.


Including heating and AC to an attic might be costly, but it surely’s not often an expense that owners remorse. Attics are sometimes reworked into bedrooms or workplaces—each areas that should be comfy to be loved. The excellent news is that connecting an attic to a house’s present HVAC system is feasible and has a value vary of $600 to $20,000.

Electrical wall heaters could be a extra reasonably priced possibility, costing between $600 and $1,000. Underfloor heating can be a risk, costing between $1,000 and $3,600. Alternatively, a fire might be added as a warmth supply, costing as much as $20,000.

Relating to AC, connecting to a house’s present central air system prices $500 to $900. Putting in a ductless or mini-split system avoids ductwork, however the prices run increased—between $2,000 and $4,000.

Advantages of a Completed Attic

There are a lot of legitimate causes for ending an attic, with some being extra apparent than others. The next are a number of the high benefits for owners contemplating an attic transform.

Extra Dwelling House

As households and hobbies develop, extra residing house can turn out to be a necessity. Additions might be dear and are sometimes out of a house owner’s funds. Changing house that’s already current, like an attic, into usable residing house makes lots of monetary sense.

Ending an attic provides a house owner full management on how the house is getting used. Whether or not they wish to create the first suite of their desires, add an workplace for a tranquil working house, or create a bonus house that may age with their children’ wants, all are attainable when transforming an attic.

An attic can be an important possibility for multigenerational households. Identical to a basement condo, an attic might be transformed to deal with residing house, together with bedrooms, loos, and small kitchens with the fitting permits and construction adjustments.

There’s actually no restrict to how attics can be utilized so as to add extra residing house to a house. Owners can discover footage of completed attics for inspiration to maximise their attic’s potential.

Elevated Residence Worth

Relating to a completed attic, earlier than and after values might be fairly completely different. Knowledge reveals that changing an attic to a further residing house inside a house has a 56 % ROI (return on funding). This implies it’s an improve potential dwelling consumers reply to positively. If a house owner is aware of they’ll be promoting quickly, one solution to get high greenback for his or her house is to complete their attic.

However even when a house owner plans on staying of their dwelling for years to come back, ending an attic now could make it simpler to extend their notion of their dwelling’s worth. In any case, worth isn’t nearly what somebody is keen to pay for a house. It’s additionally in regards to the relationship between a house owner and their home. A home that offers greater than it takes will likely be price extra to a house owner.

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Improved Vitality Effectivity

Improved power effectivity is an often-overlooked good thing about ending an attic. Practically each attic is insulated throughout a transform; it doesn’t matter the kind of insulation used, as a result of an insulated attic promotes higher air circulation. This helps a house really feel extra comfy whereas additionally lowering the price of power payments.

Simply how a lot power financial savings can a house owner see? It will depend on the warmth supply, measurement of the attic, and the house owner’s most well-liked thermostat settings. Whatever the measurement, nonetheless, insulating an attic might help cut back heating prices by as a lot as $417 a yr for gasoline heating and $1,152 a yr for oil. Actually, almost 40 % of a house’s warmth is misplaced by means of the attic if left uninsulated.

Cost to Finish an Attic


Attic Ending: DIY vs. Hiring a Skilled 

Is it attainable to DIY an attic improve? It could be, relying on the extent of the work required and the house owner’s consolation degree with regards to bigger dwelling tasks. Going from uncovered rafters to usable (and authorized) residing house isn’t a straightforward enterprise. Ending an attic usually requires cleansing and prepping, wiring for electrical energy, putting in a subfloor, insulating the attic, including drywall and ceiling supplies, portray, and putting in flooring. All of those are specialties in their very own proper, and anticipating a novice to deal with all of them professionally is unrealistic.

It’s nearly all the time beneficial that owners work with an expert (and even a number of) when taking up an attic ending venture. There are just a few explanation why. The primary is entry to instruments. A large number of instruments are wanted to finish an attic transform that transcend the essential toolbox. Massive equipment could even be wanted to load supplies into the house. Discovering the funds, time, and networking alternatives to purchase, borrow, or lease all the required instruments may very well be a full-time job in itself.

There’s additionally the problem of security. A house owner wants not solely to finish every process with out risking damage to themselves or others but additionally to ensure difficult jobs like electrical and plumbing are finished appropriately with out placing their household’s security and their dwelling in danger.

Expertise and pace are additionally a difficulty. Tackling an attic transform on their very own could be a sluggish course of for an inexperienced house owner. Analysis might be time-consuming, and errors can deliver progress to a standstill. The expertise a contractor brings to an attic transform will make sure the venture stays on observe.

Whereas there are definitely elements of an attic ending venture that may be tackled by a house owner, like demolition, prepping, portray, and cleanup, or perhaps even laying flooring or toilet tiles for an skilled house owner, a lot of the jobs which might be concerned must be left to an expert. Whereas a DIY method might be inexpensive, the extra prices that come together with inexperience can shortly take in any potential financial savings.

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Easy methods to Save Cash on the Price to End an Attic

Savvy owners know that investing in an attic transform is one solution to considerably enhance the worth of their dwelling. However is it attainable to have an inexpensive attic transform? The next are some ideas to economize on attic conversion prices.

  • Be certain that legalities are so as earlier than the venture begins. This entails researching permits and constructing codes whereas ensuring all concerned contractors are dedicated to being in compliance with native ordinances. This doesn’t save off the preliminary attic transform value however can forestall pricey rework if one thing isn’t accomplished to code.
  • Hunt down a number of quotes from various kinds of contractors. Some are extra generalized of their providers, whereas others are extra specialised. This will add as much as huge variations when estimates are available in. Discovering the stability between expertise and worth inside a funds entails looking for out a number of quotes, however the extra groundwork could make all of the distinction in staying on funds and throughout the agreed-upon time-frame.
  • Don’t skip the insulation. Whereas this may be a further upfront value, insulation helps decrease power payments and basically pays for itself over time.
  • Store for supplies. One good thing about working with attic ending contractors is that they typically have entry to lower-priced supplies in comparison with what owners can purchase from big-box shops. However that doesn’t imply owners can’t store resale shops or on-line marketplaces for offers on flooring, lighting, or cabinetry that even beat the contractor’s worth.
  • Suppose DIY and repurposing the place they make (protected) sense. Finishing an attic transform with out the assistance of a professional or two is sort of inconceivable. However owners can deal with just a few jobs on their very own to cut back labor prices, like portray or cleansing up. Repurposing furnishings from elsewhere within the dwelling or from storage gross sales can refill a newly transformed residing house on a small funds as properly.

Cost to Finish an Attic

Inquiries to Ask About Ending an Attic

There are a number of methods to discover a contractor for an attic transform. And on the finish of the day, a number of forms of contractors will almost definitely be wanted, so understanding the fitting inquiries to ask with the intention to slender down the listing of contending contractors is necessary. What follows are a number of the most necessary questions a house owner would possibly ask when contemplating an expert for his or her attic ending venture.

  • What number of years of expertise do you could have?
  • Are you licensed and insured?
  • How do you prepare your staff members?
  • Do you supply free quotes for the job in query?
  • When are you able to begin the job?
  • How lengthy will the job take?
  • Will you be on-site on daily basis?
  • How do you coordinate with different potential contractors concerned within the venture?
  • How do you deal with funds?
  • Do you supply a assure in your work?
  • How do you deal with points purchasers have after a venture is full?
  • How do you deal with extra work requests?
  • What kind of cleanup is included in your providers?
  • What are your strategies for maximizing the potential of my attic transform?
  • Will you receive the permits and arrange any inspections required for the job?


Ending an attic is an effective way to achieve extra residing house with out the effort of transferring. The common value to complete attic house for household use is a big funding, at $26,900. However the extra advantages, akin to added sq. footage, improved structure of a house, and better dwelling worth, could make it a sensible alternative for a lot of owners. A curious house owner can think about these extra questions and solutions about ending an attic to find out whether or not it’s the fitting alternative for them.

Q.Do I want a allow to complete my attic?

A allow will almost definitely be required for an attic transform. It is because most attics do not need electrical wiring. When owners are ending the house for household use, including electrical energy is a necessity. Including electrical wiring all the time requires a allow, as does including air flow or altering the construction of a house (e.g., flattening a wall or including a dormer).

Q. How lengthy does it take to complete an attic on common?

There are a lot of variables that have an effect on an attic refinish timeline. A easy conversion involving some drywall, easy flooring, and primary furnishings placement might be tackled in as little as 4 weeks, however extra complicated finishes, like including a residing house, bed room, and full toilet, can take shut to eight weeks.

Q. Is it cheaper to complete the attic or the basement?

The common value to complete a basement is $30 to $75 per sq. foot. As compared, the typical value to complete an attic is between $30 and $60 per sq. foot. Nevertheless, a significant attic conversion can value as much as $80,000, whereas a primary basement improve can value as little as $18,500. When deciding between the 2 choices of their dwelling, a house owner will wish to search out a number of bids to find out which most closely fits their funds.

Q.Is it cheaper to construct up or out?

Constructing out is considerably inexpensive than build up. The common value so as to add onto a house outward is between $140 and $180 per sq. foot. As compared, the typical value to construct upward is between $180 to $250 per sq. foot. Which means that in most eventualities that add on the identical sq. footage to a house, the most costly build-out possibility is equal to the least costly build-up possibility.

Q. Does a completed attic add resale worth?

Sure, ending an attic is an effective way to extend a house’s resale worth. Based mostly on 2019 information, changing an attic to extra residing house had a 56 % ROI. This quantity might be even increased if extra bedrooms or loos are added, together with changing an attic to a master bedroom.

Q. Why are attics left unfinished?

Properties that depend on rafters for roof assist have an attic house. This house affords purposeful assist for the roof, ensuring it’s sloped sufficient for pure water drainage. Including supportive flooring, insulation, and home windows to an attic solely provides to the price of a house. If a house owner is completely happy simply utilizing the attic house for storage (and roof assist), the extra ending prices outweigh the advantages.

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