Home project costs in St. Louis, MO
City of St. Louis Building Division · fee schedule 2026
City of St. Louis (independent city), not St. Louis County. Building permit $25 application + $10 per $1,000 over $3,000. Mechanical residential: application $25 plus furnace/condensing/combination $40 each (Ordinance 70800).
Projects
- Roof replacement in St. Louis, ~$10,403
Asphalt-shingle tear-off and reroof, typical house.
$10,403
$6,405 – $49,430 all-in typical range
- HVAC replacement in St. Louis, ~$7,850
Like-for-like furnace plus AC or a heat pump, existing ducts.
$7,850
$5,255 – $22,941 all-in typical range
- Deck in St. Louis, ~$15,507
New attached deck, ground-level to one story.
$15,507
$10,348 – $20,716 all-in typical range
- Kitchen remodel in St. Louis, ~$31,367
Mid-range remodel on the same footprint. Not a luxury gut.
$31,367
$15,710 – $52,361 all-in typical range