Compare adu construction estimates in Columbus, OH
Free adu construction quotes in Columbus, Ohio. Typical range $144,000 – $288,000.
Low
$144,000
Average
$216,000
High
$288,000
Columbus crews quote about $240 – $480 per square foot.
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What drives adu construction prices in Columbus
Local labor, permitting and climate move Columbus prices away from the national average.
Labor market
Licensed trade labor in Columbus runs about 96% of the national average, and the best crews book out fastest in spring and early summer.
Permits
Most Columbus, OH projects that change structure, electrical, plumbing or mechanical systems need a permit from the local building department; cosmetic work usually does not.
Climate
Ohio weather drives material choices here, so ask contractors what they install most often in Columbus and why.
How to compare Columbus quotes
- Collect three written quotes. Anything under $108,000 usually has scope missing.
- Compare line items — materials, labor, permits, disposal — not just the total.
- Confirm license, insurance and workmanship warranty length before you sign.
- Ask what triggers a change order and how it gets priced.
Columbus questions
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