What County Is Philadelphia, Pennsylvania In?
Philadelphia is in Philadelphia County, Pennsylvania.
- Official code
- 4260000
- Representative coordinates
- 40.009376, -75.133346
- Land area
- 347.901 km²
- Water area
- 20.97 km²
- State
- Pennsylvania
The representative point identifies this area. It is not a street address or a boundary survey.
County boundaries in Philadelphia
For a point close to the city or county boundary, check the address with the office responsible for your form. Check a point on the county map.
Coordinates of Philadelphia
40.009376, -75.133346 is the Census representative point, not a street address. Convert these coordinates or prepare a map link.
Elevation at the representative point
31 m · 100 ft. USGS ground estimate at 40.009376, -75.133346. USGS 3DEP terrain. Terrain cell (nominal): 1 m. Vertical datum: North American Vertical Datum of 1988 (NAVD 88). Terrain height varies across the place; this is not a city-wide or surveyed elevation. Request height at a different point.
Today’s sunrise and sunset
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Approximate calculations at the representative coordinates, using a level horizon. Terrain and weather can change what you see.
Time zones in Philadelphia
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/New_York | UTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
19004 · 19102 · 19103 · 19104 · 19106 · 19107 · 19108 · 19109 · 19111 · 19112 · 19114 · 19115 · 19116 · 19118 · 19119 · 19120 · 19121 · 19122 · 19123 · 19124 · 19125 · 19126 · 19127 · 19128 · 19129 · 19130 · 19131 · 19132 · 19133 · 19134 · 19135 · 19136 · 19137 · 19138 · 19139 · 19140 · 19141 · 19142 · 19143 · 19144 · 19145 · 19146 · 19147 · 19148 · 19149 · 19150 · 19151 · 19152 · 19153 · 19154 · 19428 · 19444
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Before using this answer on a form
A city boundary, a CDP and a mailing city can mean different things.
Find the county at your current point, check its ZIP area, or find its physical time zone.
Small boundary contacts to check
These maps have small contacts that do not confidently establish another jurisdiction or clock zone. They remain separate from the main answer. Check a precise address near the line with the responsible authority.