Delaware County

Delaware County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.

§ 01 Unincorporated

Unincorporated Delaware County.

If your property isn't inside an incorporated city, the county permit office handles your application directly.

Permit authority: Delaware County Building Safety (building permits); Township-specific zoning authority (Lewis Center commonly in Orange Township or Liberty Township)
Website: Delaware County Building Safety Public Portal ↗
Online portal: Delaware County Building Safety Public Portal ↗
Phone: County building: 740-833-2200; Orange Township: 740-548-5430; Liberty Township zoning: 740-938-2010
Email: County building: building@co.delaware.oh.us; Orange Township: no general zoning email on permit info page; Liberty Township: available through zoning page contact section
Address: Delaware County Building Safety: 1610 State Route 521, Delaware, OH 43015; Orange Township: 1680 E Orange Road, Lewis Center, OH 43035; Liberty Township: 7802 Liberty Road N., Powell, OH 43065

Full unincorporated Delaware County permit guide →

§ 02 Jurisdictions

Cities in Delaware County

Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.

§ 03 County navigation

Information last verified for Delaware County, Ohio. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.