Attic Finish with Shed Dormer

June 9, 2022 castlebri

Gut existing attic space. Build new 26′ dormer. Finished space to have 2 bedrooms, closets, hall, and bath. Includes insulation and eight new windows. Unfinished storage space under the eaves on side opposite dormer (includes paint over drywall on ceiling only). All walls will be finished, trim will be painted and flooring to be carpet. Stairs will remain but will get a rail and balusters around the stairwell. Mechanicals to include HVAC extended into the new space, electrical wiring and lighting to code and plumbing for new bathroom. No upgrade or replacement of furnace. Foam insulation rafters- i.e. hot roof.

Average Job Cost Low Range*
$237,442.99
Average Job Cost High Range*
$261,187.29
Design Costs
$6,500.00
Please note these project prices include average finishes and all labor and materials. By completing some of the work yourself such as demolition or painting and choosing moderate finishes you can reduce costs. Every home and project are different and discoveries that add costs are typical through the design and planning process.