- Parcels
- 544,569
- County FIPS
- 42101
- Snapshot
- October 30, 2026
What property data is available for Philadelphia County?
| Dataset | Philadelphia County |
|---|---|
| Parcel boundaries | 544,569 parcels |
| Tax assessor records | 583,600 records (100% of parcels) |
| Owner name and mailing address | 100% of assessor records |
| Market or assessed value | 100% of assessor records |
| Year built | 93% of assessor records |
| Last sale date | 100% of assessor records |
| Building permits | 626,723 permits since 2006, latest March 11, 2020 |
| Roofing permits | 21,177 |
| Zoning | 1 zoning jurisdiction |
| Buildable-area screens | Yes |
| Historic designations | 647 |
| Adopted building codes | 1 jurisdiction |
| Hail history (radar) | Yes, every county in the contiguous US |
How do I query Philadelphia County property data?
Bulk-search every parcel in the county with `search_properties` using `state: "PA"` and `county: "101"` (the county FIPS code 42101), or look up one address with `search_parcels`. Check any single property for free with `check_availability`.
{
"name": "count_properties",
"arguments": { "state": "PA", "county": "101" }
}Frequently asked questions
How do I find who owns a property in Philadelphia County?
Search the address on the Philadelphia County assessor's website, or query Parceled's `search_parcels` for owner name and mailing address. See how to find a property owner by address.