ADU Impact Fees: Columbus vs Dublin
How do adu impact fees rules compare between Columbus, OH and Dublin, OH?
Columbus, OH
Franklin County
Columbus does not levy a citywide impact fee on new residential construction, including ADUs. Costs are limited to standard building, electrical, plumbing, and HVAC permit fees under Columbus City Code Title 41, plus separate utility connection charges from Columbus Division of Water, Division of Sewerage and Drainage, and the relevant electric and gas providers. Columbus City School District impact fees do not apply.
View full Columbus rules →Dublin, OH
Franklin County
No data available yet for Dublin.
Key Facts Comparison
| Fact | Columbus | Dublin |
|---|---|---|
| Citywide Impact Fee | None | - |
| Permit Fees | Title 41 by valuation | - |
| Water/Sewer Tap | $3,000-$10,000+ separate | - |
| School Fees | None | - |
Highlighted rows indicate differences between cities.
Columbus FAQ
Are there impact fees for Columbus ADUs?
No. Columbus does not levy citywide impact fees on residential construction. You pay only building permit fees, utility tap/connection charges, and standard inspection fees.
How much will a Columbus ADU permit cost in fees?
Permit and review fees vary by construction valuation but typically run $500-$2,000 for a small ADU. Water and sewer tap fees are the most significant additional cost - often $3,000-$10,000 if a new connection is required.
Dublin FAQ
No FAQs available.
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