St. Louis Building Permits

Official fees, requirements, and Building Division application links for common residential projects in St. Louis, Missouri.

🏛 Building Division 📅 Updated April 2026

Project Types in St. Louis

Select a project to see permit requirements, fees, and how to apply.

Deck Permit$100–$300 -- Required Fence Permit$50–$100 -- Required Shed Permit$50–$150 -- Sometimes Required Pool Permit$200–$500 -- Required Roof Replacement Permit$75–$150 -- Required Kitchen Remodel Permit$200–$800 -- Required Bathroom Remodel Permit$150–$500 -- Required ADU Permit$1,000–$3,500 -- Required Electrical Panel Permit$100–$250 -- Required HVAC Permit$100–$300 -- Required