Pennsylvania
Largest Urban Areas
- Pittsburgh, pop. 1733853
- Harrisburg, pop. 444474
- Lancaster, pop. 402004
- Youngstown, OH, pop. 387550
- Scranton, pop. 381502
- Reading, pop. 266254
- York, pop. 232045
- Erie, pop. 196611
- Hagerstown, MD--WV, pop. 182696
- Binghamton, NY, pop. 158084
Largest Counties
- Philadelphia County, pop. 1526006
- Allegheny County, pop. 1223348
- Montgomery County, pop. 799874
- Bucks County, pop. 625249
- Delaware County, pop. 558979
- Lancaster County, pop. 519445
- Chester County, pop. 498886
- York County, pop. 434972
- Berks County, pop. 411442
- Westmoreland County, pop. 365169
Nearby States
- Pennsylvania, pop. 12702379
- District of Columbia, pop. 601723
- Maryland, pop. 5773552
- Delaware, pop. 897934
- New Jersey, pop. 8791894
- New York, pop. 19378102
- West Virginia, pop. 1852994
- Virginia, pop. 8001024
- Connecticut, pop. 3574097
- Ohio, pop. 11536504
Largest Public Use Microdata Areas
- Pittsburgh City (North) PUMA, pop. 195592
- Butler County PUMA, pop. 183862
- Clearfield, McKean, Elk, Potter & Cameron Counties PUMA, pop. 179580
- Bucks County (Southwest) PUMA, pop. 177951
- Allegheny County (East)--Monroeville Municipality, Plum & Wilkinsburg Boroughs PUMA, pop. 177141
- Bucks County (Southeast)--Levittown PUMA, pop. 173842
- Blair & Huntingdon Counties--Altoona City PUMA, pop. 173002
- Erie County (Outer) PUMA, pop. 171457
- Northampton (South) & Lehigh (East) Counties--Bethlehem (East) & Easton Cities PUMA, pop. 171161
- Monroe County PUMA, pop. 169842
Largest Places
- Philadelphia city, pop. 1526006
- Pittsburgh city, pop. 305704
- Allentown city, pop. 118032
- Erie city, pop. 101786
- Reading city, pop. 88082
- Scranton city, pop. 76089
- Bethlehem city, pop. 74982
- Lancaster city, pop. 59322
- Levittown CDP, pop. 52983
- Harrisburg city, pop. 49528
- Altoona city, pop. 46320
- York city, pop. 43718
- State College borough, pop. 42034
- Wilkes-Barre city, pop. 41498
- Norristown borough, pop. 34324
- Chester city, pop. 33972
- Bethel Park municipality, pop. 32313
- Williamsport city, pop. 29381
- Monroeville municipality, pop. 28386
- Drexel Hill CDP, pop. 28043
Largest County Subdivisions
Largest Zip Codes
- 19120, pop. 68104
- 19124, pop. 66691
- 19143, pop. 64849
- 19111, pop. 63090
- 17603, pop. 61973
- 19134, pop. 60675
- 15601, pop. 59483
- 19020, pop. 55493
- 19446, pop. 55138
- 19149, pop. 55006
- 19140, pop. 54133
- 17602, pop. 52452
- 19382, pop. 52388
- 19320, pop. 52342
- 19104, pop. 51808
- 19067, pop. 51334
- 17331, pop. 50292
- 17601, pop. 49779
- 18102, pop. 49779
- 19148, pop. 49732