Home project costs in Washington, DC
Department of Buildings (DOB) · fee schedule 2026
One jurisdiction (District of Columbia). Alteration/repair: ($30 + 2% of construction value) × 1.10 Enhanced/tech fee plus Green Building Fee 0.13% of construction value × 1.10 (12-M DCMR). Like-kind roofing/coping is permit-exempt outside historic districts (12-A105.2.5) and Special Flood Hazard Areas (12-A105.2.6). HVAC ≤10 tons typically Instant Mechanical $46 × 1.10 = $50.60. Deck FAQ uses the alteration formula without the green fee.
Projects
- Roof replacement in Washington, ~$9,838
Asphalt-shingle tear-off and reroof, typical house.
$9,838
$6,044 to $47,104 all-in typical range
- HVAC replacement in Washington, ~$7,648
Like-for-like furnace plus AC or a heat pump, existing ducts.
$7,648
$5,116 to $22,694 all-in typical range
- Deck in Washington, ~$15,014
New attached deck, ground-level to one story.
$15,014
$10,020 to $20,077 all-in typical range
- Kitchen remodel in Washington, ~$31,183
Mid-range remodel on the same footprint. Not a luxury gut.
$31,183
$15,549 to $52,340 all-in typical range