Most Populated Cities in Pennsylvania
Cities ranked by total population · 50 cities · Updated 2026-04-05
This ranking shows the most populated cities in Pennsylvania based on data from the US Census Bureau's American Community Survey (ACS) 5-Year Estimates. All 50 cities are sorted by total population from highest to lowest. Philadelphia leads the ranking with a value of 1,582,432 and a population of 1,582,432.
The top three cities are Philadelphia (1,582,432), Pittsburgh (303,620), and Allentown (125,320). Data is updated nightly from official Census APIs. Click any city name to view its full demographic profile, or see the national most populated cities ranking to compare across all 50 states. You can also explore all cities in Pennsylvania.
| Rank | City | Value | Population |
|---|---|---|---|
| #1 | Philadelphia | 1,582,432 | 1,582,432 |
| #2 | Pittsburgh | 303,620 | 303,620 |
| #3 | Allentown | 125,320 | 125,320 |
| #4 | Reading | 94,836 | 94,836 |
| #5 | Erie | 94,156 | 94,156 |
| #6 | Bethlehem | 77,069 | 77,069 |
| #7 | Scranton | 76,074 | 76,074 |
| #8 | Lancaster | 57,683 | 57,683 |
| #9 | Levittown | 50,930 | 50,930 |
| #10 | Harrisburg | 50,092 | 50,092 |
| #11 | York | 44,830 | 44,830 |
| #12 | Wilkes-Barre | 44,217 | 44,217 |
| #13 | Altoona | 43,508 | 43,508 |
| #14 | State College | 40,669 | 40,669 |
| #15 | Norristown | 35,782 | 35,782 |
| #16 | Chester | 33,209 | 33,209 |
| #17 | Bethel Park | 33,070 | 33,070 |
| #18 | Drexel Hill | 30,015 | 30,015 |
| #19 | Hazleton | 29,886 | 29,886 |
| #20 | Easton | 29,079 | 29,079 |
| #21 | Monroeville | 28,383 | 28,383 |
| #22 | Williamsport | 27,629 | 27,629 |
| #23 | Plum | 26,873 | 26,873 |
| #24 | Lebanon | 26,600 | 26,600 |
| #25 | King of Prussia | 25,025 | 25,025 |
| #26 | Pottstown | 23,392 | 23,392 |
| #27 | Allison Park | 22,108 | 22,108 |
| #28 | Chambersburg | 22,051 | 22,051 |
| #29 | New Castle | 21,727 | 21,727 |
| #30 | Carlisle | 21,335 | 21,335 |
| #31 | Baldwin | 21,159 | 21,159 |
| #32 | Murrysville | 20,839 | 20,839 |
| #33 | West Mifflin | 19,338 | 19,338 |
| #34 | West Chester | 19,235 | 19,235 |
| #35 | Phoenixville | 19,062 | 19,062 |
| #36 | Lansdale | 18,865 | 18,865 |
| #37 | Johnstown | 18,245 | 18,245 |
| #38 | Colonial Park | 18,125 | 18,125 |
| #39 | McKeesport | 17,520 | 17,520 |
| #40 | Fullerton | 16,729 | 16,729 |
| #41 | Hanover | 16,483 | 16,483 |
| #42 | Hermitage | 16,132 | 16,132 |
| #43 | Horsham | 15,866 | 15,866 |
| #44 | Weigelstown | 15,401 | 15,401 |
| #45 | Franklin Park | 15,273 | 15,273 |
| #46 | Whitehall | 14,863 | 14,863 |
| #47 | Greensburg | 14,777 | 14,777 |
| #48 | Hershey | 14,334 | 14,334 |
| #49 | Indiana | 14,170 | 14,170 |
| #50 | Ardmore | 14,165 | 14,165 |
Frequently Asked Questions
What city has the most populated in Pennsylvania?
Philadelphia ranks #1 for most populated cities in Pennsylvania with a value of 1,582,432 and a population of 1,582,432.
How many cities are ranked for most populated cities in Pennsylvania?
There are 50 cities ranked for most populated cities in Pennsylvania. Rankings are based on data from the US Census Bureau's American Community Survey.
How does Pennsylvania compare to other states for most populated cities?
You can compare Pennsylvania's city rankings to other states or view the national ranking at our national most populated cities page, which lists the top 100 cities across all 50 states.