ADU Permit Requirements in Granville, OH
Split jurisdiction (similar to Troy OH). Building permits for 1-, 2-, and 3-family residential structures are issued by Licking County Building Code Department on behalf of the Village under Ohio's certified-department arrangement. The Village of Granville Planning & Development Department (141 East Broadway, 740-587-5208, planning@granville.oh.us) handles zoning permits separately and runs the local zoning portal at app.govoutreach.com/granvillevillageoh. Historic downtown along East Broadway is subject to review by the Granville Planning Commission / Architectural Review (signs, exteriors, additions). Home to Denison University. Portions of the village fall within the Raccoon Creek floodplain (FEMA Zone AE) requiring elevation certificates and floodplain development permits. Climate Zone 5A under 2024 Ohio Residential Code (effective 2024-03-01). Online building permit inquiry portal is noted as 'coming soon' by Licking County; current intake is via the Applications and Forms page.
By Joey, Founder · Last verified May 24, 2026 · How we research →
When you need a ADU permit in Granville
OH building permits come from the Licking County Building Code Department (not the Village of Granville), and zoning permits come from the Village of Granville Planning and Development Department via the zoning portal at app.govoutreach.com/granvillevillageoh. Most homeowner projects need both. In Granville, OH, a detached accessory dwelling unit (ADU) requires building, plumbing, electrical, and mechanical permits. Confirm ADUs are allowed in the Village of Granville zoning ordinance before applying. Septic capacity must be reviewed by Licking County Health Department at (740) 349-6535 if the property is on septic.
OH building permits come from the Licking County Building Code Department (not the Village of Granville), and zoning permits come from the Village of Granville Planning and Development Department via the zoning portal at app.govoutreach.com/granvillevillageoh. Most homeowner projects need both. In Granville, OH, an attached ADU (in-law suite, garage conversion with kitchen) requires building, plumbing, and electrical permits. Septic capacity must be reviewed by Licking County Health Department at (740) 349-6535 if on septic.
ADU Permit Costs: Granville vs. Nearby
| City | Estimated Fee |
|---|---|
| Granville | N/A |
| Franklin County | $500 – $5,000 |
| Columbus | $500 – $5,000 |
| Cleveland | $500 – $5,000 |
Fees shown are estimates based on local building code data. Actual fees may vary based on project scope and valuation. See all Granville permit costs →
Zoning Considerations
ADU regulations vary dramatically by state and city. Many states (CA, OR, WA) have preemption laws that override local zoning restrictions. Check both state law and local zoning before designing.
Estimated Project Timeline in Granville
Here's a typical timeline for a adu project in Granville, OH:
Timeline is based on Granville's typical about 4 weeks permit processing time. Actual timelines vary by project complexity, completeness of application, and current department workload.
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Frequently Asked Questions
Contact Granville's building department for current ADU permit fee information. Fees typically vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller ADU projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit in Granville can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Typical approval time for ADU permits in Granville is about 4 weeks. More complex projects may take longer if plan review is required.
Learn More About ADU Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read ADU Guide →