Signals / Event
Addition Permit
in Philadelphia, PA
Official permission to expand a building, commonly represented by construction documents, architectural drawings, or an active addition.
- LATEST YEAR
- 9.5K
- 2026
- CHANGE
- -58%
- vs previous period
- PEAK
- 23K
- 2025
- ALL TIME
- 172K
- 10733 per 100k residents
Where else it is
All-time count by city.
- 01Philadelphia, PA172K
- 02Austin, TX144K
- 03Seattle, WA115K
- 04San Francisco, CA40K
- 05Chicago, IL23K
- 06Minneapolis, MN13K
- 07New York City, NY10K
Other events in Philadelphia
Things that happen: permits, collisions, crimes, inspections. All-time counts.
- 01Construction Permit274K
- 02Alteration Permit244K
- 03Plumbing Permit184K
- 04Addition Permit172K
- 05Electrical Permit115K
- 06Roofing Permit105K
- 07New Building Permit97K
- 08Fire Permit96K
- 09Mechanical Permit95K
- 10Zoning Permit66K
- 11Sign Permit56K
- 12Deck Permit56K
- 13Fire Suppression Permit50K
- 14Residential Permit49K
- 15Demolition Permit48K
- 16Excavation Permit44K
- 17Shoring Permit35K
- 18Occupancy Permit30K
- 19Door Permit27K
- 20Foundation Permit23K
- 21Fire Alarm Permit22K
- 22Window Permit21K
- 23Change Of Use Permit19K
- 24Commercial Permit18K