Ranking of Pennsylvania Counties By Population in 2022
Updated on August 1, 2024.
Based on the US Census Vintage data estimates, in 2022, the Population for Pennsylvania was 12.97M. Among all Pennsylvania counties, Philadelphia County had the highest population (1.57M), followed by Allegheny County (1.23M), and Montgomery County (865.04K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Pennsylvania counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: Pennsylvania Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2022 Census.
See this for other years:
Ranking of Pennsylvania Counties By Population in 2022
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| Rank | County | Population |
|---|---|---|
| 1 | Philadelphia County | 1566836 |
| 2 | Allegheny County | 1232605 |
| 3 | Montgomery County | 865044 |
| 4 | Bucks County | 645557 |
| 5 | Delaware County | 575873 |
| 6 | Lancaster County | 556660 |
| 7 | Chester County | 546638 |
| 8 | York County | 461049 |
| 9 | Berks County | 431573 |
| 10 | Lehigh County | 376274 |
| 11 | Westmoreland County | 351998 |
| 12 | Luzerne County | 326496 |
| 13 | Northampton County | 317900 |
| 14 | Dauphin County | 288687 |
| 15 | Erie County | 268840 |
| 16 | Cumberland County | 268532 |
| 17 | Lackawanna County | 215750 |
| 18 | Washington County | 209940 |
| 19 | Butler County | 197368 |
| 20 | Monroe County | 167451 |
| 21 | Beaver County | 165737 |
| 22 | Centre County | 157533 |
| 23 | Franklin County | 156951 |
| 24 | Lebanon County | 143902 |
| 25 | Schuylkill County | 143188 |
| 26 | Cambria County | 131429 |
| 27 | Fayette County | 125368 |
| 28 | Blair County | 120734 |
| 29 | Lycoming County | 113034 |
| 30 | Mercer County | 109137 |
| 31 | Adams County | 105959 |
| 32 | Northumberland County | 90123 |
| 33 | Lawrence County | 84812 |
| 34 | Indiana County | 83064 |
| 35 | Crawford County | 82405 |
| 36 | Clearfield County | 77824 |
| 37 | Somerset County | 72629 |
| 38 | Carbon County | 65493 |
| 39 | Columbia County | 65289 |
| 40 | Armstrong County | 64704 |
| 41 | Pike County | 60576 |
| 42 | Bradford County | 59854 |
| 43 | Wayne County | 51084 |
| 44 | Venango County | 49734 |
| 45 | Bedford County | 47421 |
| 46 | Perry County | 46113 |
| 47 | Mifflin County | 45984 |
| 48 | Jefferson County | 43731 |
| 49 | Huntingdon County | 43297 |
| 50 | Union County | 42690 |
| 51 | Tioga County | 40967 |
| 52 | McKean County | 39819 |
| 53 | Snyder County | 39506 |
| 54 | Susquehanna County | 38139 |
| 55 | Warren County | 37818 |
| 56 | Clinton County | 37776 |
| 57 | Clarion County | 37227 |
| 58 | Greene County | 34529 |
| 59 | Elk County | 30467 |
| 60 | Wyoming County | 26024 |
| 61 | Juniata County | 23281 |
| 62 | Montour County | 18054 |
| 63 | Potter County | 16206 |
| 64 | Fulton County | 14554 |
| 65 | Forest County | 6603 |
| 66 | Sullivan County | 5845 |
| 67 | Cameron County | 4406 |