Philadelphia building & ADU permits
Recent permit activity, updated continuously.
Philadelphia is Pennsylvania's largest city and regulates ADUs locally, as the state has no statewide mandate. Its Licenses & Inspections feed includes a clear commercial-or-residential use column and a ZIP+4 field, which Igni normalizes from the city's ArcGIS open data into typed, classified permits.
Igni is tracking 5,811 residential and building permits in Philadelphia, PA. The most active ZIP is 19125-4322. The most recent filing Igni tracked was Nov 1, 2026. All records come from City of Philadelphia L&I open data (ArcGIS), an official government open-data feed, and are refreshed continuously.
5811
Permits tracked
0
ADU permits
188
Distinct ZIP codes
Nov 1, 2026
Newest permit
Recent permits
A sample of the freshest permits in this jurisdiction — ZIP and city only (no street addresses).
| ZIP | Permit type | ADU type | Valuation | Applied |
|---|---|---|---|---|
| 19149-3117 | Residential | — | — | Nov 1, 2026 |
| 19103-6510 | Residential | — | — | Oct 31, 2026 |
| 19141-3605 | Residential | — | — | Oct 29, 2026 |
| 19146-4715 | Residential | — | — | Oct 29, 2026 |
| 19140-4030 | Residential | — | — | Oct 30, 2026 |
| 19145-4206 | Residential | — | — | Oct 30, 2026 |
| 19120-4637 | Residential | — | — | Oct 30, 2026 |
| 19103-4810 | Commercial | — | — | Oct 30, 2026 |
| 19124-5021 | Commercial | — | — | Oct 30, 2026 |
| 19139-4006 | Commercial | — | — | Oct 30, 2026 |
| 19147-6217 | Residential | — | — | Oct 30, 2026 |
| 19131-5103 | Residential | — | — | Oct 30, 2026 |
| 19104-1212 | Commercial | — | — | Oct 30, 2026 |
| 19145-3937 | Commercial | — | — | Oct 30, 2026 |
| 19142-3416 | Residential | — | — | Oct 30, 2026 |
| 19118-3807 | Residential | — | — | Oct 30, 2026 |
| 19145-2908 | Residential | — | — | Oct 30, 2026 |
| 19151-4433 | Residential | — | — | Oct 30, 2026 |
| 19147-6436 | Residential | — | — | Oct 30, 2026 |
| 19146-4729 | Residential | — | — | Oct 30, 2026 |
Top ZIP codes by recent activity
Housing law — Pennsylvania
Accessory dwelling units in Pennsylvania are regulated locally; there is no statewide ADU mandate, so rules vary by municipality.
Pennsylvania has no statewide upzoning law; residential density is set by local zoning.
Data source
Sourced from City of Philadelphia L&I open data (ArcGIS). Public records (City of Philadelphia License).
Nearby cities — Pennsylvania
Learn more about ADUs & building permits
Background reading on accessory dwelling units, building permits, and how Igni turns Philadelphia permit records into leads.
Philadelphia permit data — FAQ
Where does Igni get Philadelphia permit data?
How fresh is Philadelphia permit data?
Does Philadelphia allow accessory dwelling units (ADUs)?
Get permit leads — Philadelphia
Fresh, filterable residential and ADU permit leads from Philadelphia — delivered before your competitors even know.
Informational only, not legal advice. Headline counts reflect all permits Igni has tracked for this jurisdiction; the table shows recent activity. Housing law changes — verify current statutes before relying on this.