Pennsylvania: Time Zones, Counties, Cities & Map

Metro and micro areas in Pennsylvania, largest first

16 metro areas and 20 micro areas have counties in Pennsylvania. 2 cross into another state; their populations are for the whole area. Populations are July 2025 estimates.

1. Philadelphia-Camden-Wilmington, PA-NJ-DE-MD Metro Area6,329,118 people
2. Pittsburgh, PA Metro Area2,421,992 people
3. Allentown-Bethlehem-Easton, PA-NJ Metro Area887,615 people
4. Harrisburg-Carlisle, PA Metro Area617,427 people
5. Scranton--Wilkes-Barre, PA Metro Area574,418 people
6. Lancaster, PA Metro Area563,159 people
7. York-Hanover, PA Metro Area473,197 people
8. Reading, PA Metro Area440,072 people
9. Erie, PA Metro Area265,832 people
10. East Stroudsburg, PA Micro Area167,179 people
11. Chambersburg, PA Metro Area160,652 people
12. State College, PA Metro Area157,393 people

Every metro and micro area in the US

Largest townships in Pennsylvania

1. Upper Darby Township, Delaware County85,486 people
2. Lower Merion Township, Montgomery County64,174 people
3. Bensalem Township, Bucks County62,818 people
4. Abington Township, Montgomery County58,664 people
5. Lower Paxton Township, Dauphin County54,657 people
6. Bristol Township, Bucks County54,173 people
7. Millcreek Township, Erie County53,472 people
8. Haverford Township, Delaware County50,874 people
9. Middletown Township, Bucks County45,861 people
10. Manheim Township, Lancaster County44,237 people
11. Hempfield Township, Westmoreland County41,637 people
12. Northampton Township, Bucks County39,920 people

All 1,545 townships in Pennsylvania, by county

Counties and equivalents, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

1. Philadelphia County, Pennsylvania1,574,281 people
2. Allegheny County, Pennsylvania1,225,035 people
3. Montgomery County, Pennsylvania877,643 people
4. Bucks County, Pennsylvania647,828 people
5. Delaware County, Pennsylvania580,937 people
6. Lancaster County, Pennsylvania563,159 people
7. Chester County, Pennsylvania557,116 people
8. York County, Pennsylvania473,197 people
9. Berks County, Pennsylvania440,072 people
10. Lehigh County, Pennsylvania384,383 people
11. Westmoreland County, Pennsylvania349,324 people
12. Luzerne County, Pennsylvania332,126 people

See all 67 counties and equivalents in Pennsylvania, largest first

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

1. Philadelphia, Pennsylvania (city)1,579,706 people
2. Pittsburgh, Pennsylvania (city)304,759 people
3. Allentown, Pennsylvania (city)125,976 people
4. Reading, Pennsylvania (city)95,242 people
5. Erie, Pennsylvania (city)93,850 people
6. Bethlehem, Pennsylvania (city)77,956 people
7. Scranton, Pennsylvania (city)76,033 people
8. Lancaster, Pennsylvania (city)57,719 people
9. Levittown, Pennsylvania (CDP)50,926 people
10. Harrisburg, Pennsylvania (city)50,287 people
11. York, Pennsylvania (city)44,938 people
12. Wilkes-Barre, Pennsylvania (city)44,423 people

See all 2,003 cities, towns and communities in Pennsylvania, largest first

ZIP Code areas, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

1. ZIP 1912471,004 people
2. ZIP 1760367,571 people
3. ZIP 1912066,469 people
4. ZIP 1911166,283 people
5. ZIP 1914362,572 people
6. ZIP 1944661,848 people
7. ZIP 1914956,914 people
8. ZIP 1902056,809 people
9. ZIP 1733156,443 people
10. ZIP 1560156,425 people
11. ZIP 1760156,382 people
12. ZIP 1932055,941 people

See all 1,833 ZIP Code areas in Pennsylvania, largest first

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