Standard coverage · Cincinnati
Cincinnati, OH permit history & home risk data
Cincinnati is covered by a live query against the city's public building permits dataset, matched by address as you search.
Year built is optional, but it's what unlocks the code-era risk exam for Cincinnati addresses.
What Tarn covers in Cincinnati
Source: City of Cincinnati Building Permits (Socrata open data portal), queried live
| System | Records since |
|---|---|
| Building permits | confirmed live, 2010-present, daily refresh |
- Pulled live from the city's Socrata open data portal on every search, not a static extract — coverage reflects whatever the city has published as of your search, refreshed daily.
- Matched by house number plus the first word of the street name; results may occasionally include unrelated records that happen to share both.
Cincinnati frequently asked questions
How deep is Cincinnati, OH permit data on Tarn?
Cincinnati is covered by a live query against the city's public building permits dataset, matched by address as you search.
Where does Tarn's Cincinnati permit data come from?
Tarn's Cincinnati permit data comes from City of Cincinnati Building Permits (Socrata open data portal), queried live.
How far back does Tarn's Cincinnati coverage go?
Coverage varies by system in Cincinnati: Building permits (confirmed live, 2010-present, daily refresh).
Does Tarn check code-era risks like lead paint or old wiring in Cincinnati?
Yes. When you search a Cincinnati address and enter the year it was built, Tarn checks it against national code-era risk factors — lead paint, electrical panel age and wiring type, plumbing material, and more.
Is Tarn free to use in Cincinnati?
Yes — Tarn is free while we're building it. In exchange, we ask what wasn't useful.
Look up a specific Cincinnati address
Free while we're building. Tell us what's missing and you keep full access.