Building Permits in Franklin County, OH
Check permit requirements for home improvement projects in Franklin County. Select a project type below to see local requirements, estimated fees, and how to apply.
About Building Permits in Franklin County
Unincorporated Franklin County (Galloway area). Ohio follows the Ohio Building Code based on ICC codes (IRC 2018 cycle). Covers unincorporated areas outside Columbus city limits.
Before starting a home improvement project in Franklin County, check whether your project requires a building permit. Use our free lookup tool for a personalized answer based on your specific project.
Deck / Patio
Fence / Gate
Shed / Outbuilding
Roof Replacement
Window / Door
Bathroom Remodel
Kitchen Remodel
Swimming Pool / Hot Tub
Electrical Work
Plumbing Work
HVAC / Furnace
Garage / Carport
Room Addition
Basement Finishing
Retaining Wall
Get a personalized answer
Our lookup tool asks a few questions about your specific project to give you the most accurate answer.
Check Your Project →Franklin County Building Department
NameFranklin County Economic Development & Planning - Building Division
Phone(614) 525-3166
WebsiteVisit website
Address142 S. Front St, Columbus, OH 43215
HoursMon-Fri by appointment
Permit Guides
Read our in-depth guides for common home improvement projects:
Disclaimer: Always confirm with your local building department before starting your project. PermitMint provides general guidance, not legal advice.