Since you re building a brand new room on top of the garage the space may require extra insulation or wiring that an addition in a different part of the home.
Cost to build a bedroom in the attic.
One way is by working within the home s existing footprint and converting the attic into living space.
Construction costs are estimated by square foot so the larger the room is the more it will cost.
This will depend on your attic s space and your location.
Converting unfinished attic space into a 15x15 foot bedroom and a 5x7 foot bath with shower as well as a 15 foot dormer for head room four new windows closet space insulation finished ceilings and walls electrical wiring and lighting to code and adding a rail and baluster to an existing stairwell costs an average of 41 389 60 135 according to hanley wood however some estimates for extensive work converting attic space into an upscale living area are as high as 80 000 90 000 or.
According to the national association of realtors converting attic space into a bedroom that includes a small bath has a national median cost of 65 000 and retains 61 percent of its value when the home is sold.
As a mansard conversion involves the most complex and complete overhaul it is the most expensive option beginning at 45 000 and going up to around 70 000 with an average cost of 58 000.
This means a smaller renovation budget is possible.
Note that professional labor typically accounts for about 40 of the total remodeling budget.
This meets the requirements for an egress window which you must have in every space that counts as a bedroom.
Converting an attic to a living area yields a modest return on your investment.
If you already have the window in place you may be able to take advantage of that extra space.
According to remodeling impact report from the national association of realtors an attic bedroom conversion that includes a small bath has a national median cost of 75 000 and retains 53 of its value if you should decide to sell your house.
Nigel noyes getty images with full home additions costing 75 000 minimum and usually far higher many homeowners search for creative ways to increase living space without overly decreasing their bank account.
If you want to convert the attic into a bedroom be sure that the window is at least 5 7 square feet.
If your attic is already code friendly not as much renovation will be needed.
Regulated for a reason.
In terms of cost per square foot you can expect to pay 192 per sq ft.
Another significant factor is the scope of work that needs to be done in that space.
Materials and labor to finish an attic and convert it into a liveable space.
Cost to finish an attic with a dormer.
The average attic conversion cost has a wide range of 25 000 to 50 000.
80 000 to 100 000 for a habitable attic conversion bedroom or study with an architect s plans engineering and council approval if you already have an attic a pull down ladder can cost anywhere from 400 to 1300.