Standard coverage · Philadelphia
Philadelphia, PA permit history & home risk data
Philadelphia is covered by a live query against the city's public Licenses & Inspections permit dataset, matched by address as you search.
Year built is optional, but it's what unlocks the code-era risk exam for Philadelphia addresses.
What Tarn covers in Philadelphia
Source: City of Philadelphia Department of Licenses & Inspections permits (Carto SQL API, phl.carto.com), queried live
| System | Records since |
|---|---|
| Building permits | Historical records available |
- Pulled live from the City of Philadelphia's public permit system on every search, not a static extract — coverage reflects whatever the city has published as of your search.
- Matched by address prefix against the city's combined address field via a Carto SQL query.
Philadelphia frequently asked questions
How deep is Philadelphia, PA permit data on Tarn?
Philadelphia is covered by a live query against the city's public Licenses & Inspections permit dataset, matched by address as you search.
Where does Tarn's Philadelphia permit data come from?
Tarn's Philadelphia permit data comes from City of Philadelphia Department of Licenses & Inspections permits (Carto SQL API, phl.carto.com), queried live.
How far back does Tarn's Philadelphia coverage go?
Coverage varies by system in Philadelphia: Building permits (Historical records available).
Does Tarn check code-era risks like lead paint or old wiring in Philadelphia?
Yes. When you search a Philadelphia 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 Philadelphia?
Yes — Tarn is free while we're building it. In exchange, we ask what wasn't useful.
Look up a specific Philadelphia address
Free while we're building. Tell us what's missing and you keep full access.