Standard coverage · Nashville
Nashville, TN permit history & home risk data
Nashville is covered by a live query against Metro Nashville'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 Nashville addresses.
What Tarn covers in Nashville
Source: Metro Nashville-Davidson County Building Permits (ArcGIS open data), queried live
| System | Records since |
|---|---|
| Building permits | confirmed live, ongoing daily refresh |
- Pulled live from Metro Nashville's ArcGIS open data feed on every search, not a static extract — coverage reflects whatever the county has published as of your search.
- Matched by house number plus the first word of the street name; results may occasionally include unrelated records that happen to share both.
- Some permit fields (status, permit number) are not published in a consistently labeled way in this dataset and may appear blank.
Nashville frequently asked questions
How deep is Nashville, TN permit data on Tarn?
Nashville is covered by a live query against Metro Nashville's public building permits dataset, matched by address as you search.
Where does Tarn's Nashville permit data come from?
Tarn's Nashville permit data comes from Metro Nashville-Davidson County Building Permits (ArcGIS open data), queried live.
How far back does Tarn's Nashville coverage go?
Coverage varies by system in Nashville: Building permits (confirmed live, ongoing daily refresh).
Does Tarn check code-era risks like lead paint or old wiring in Nashville?
Yes. When you search a Nashville 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 Nashville?
Yes — Tarn is free while we're building it. In exchange, we ask what wasn't useful.
Look up a specific Nashville address
Free while we're building. Tell us what's missing and you keep full access.