Ranking of Pennsylvania Counties By Population with European Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 147.00K people in Pennsylvania with European ancestry. Among all Pennsylvania counties, Allegheny County had the highest population with European ancestry (15.45K), followed by Montgomery County (11.58K), and Philadelphia County (10.02K).
The chart and table below shows the top 10 counties with high number of people with European ancestry.
You can see similar information for other states and for other ancestry groups in Pennsylvania.
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Related Topics: Pennsylvania ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Pennsylvania Counties By Population with European Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Allegheny County | 15453 |
| 2 | Montgomery County | 11579 |
| 3 | Philadelphia County | 10018 |
| 4 | Chester County | 9619 |
| 5 | Bucks County | 9008 |
| 6 | Lancaster County | 7571 |
| 7 | Delaware County | 6549 |
| 8 | York County | 5663 |
| 9 | Cumberland County | 4881 |
| 10 | Dauphin County | 4704 |
| 11 | Westmoreland County | 4456 |
| 12 | Lehigh County | 4085 |
| 13 | Franklin County | 3778 |
| 14 | Berks County | 3616 |
| 15 | Northampton County | 3247 |
| 16 | Erie County | 2699 |
| 17 | Centre County | 2649 |
| 18 | Butler County | 2017 |
| 19 | Washington County | 1895 |
| 20 | Luzerne County | 1833 |
| 21 | Adams County | 1605 |
| 22 | Beaver County | 1599 |
| 23 | Lebanon County | 1486 |
| 24 | Monroe County | 1415 |
| 25 | Mercer County | 1367 |
| 26 | Cambria County | 1230 |
| 27 | Lackawanna County | 1205 |
| 28 | Fayette County | 1197 |
| 29 | Lycoming County | 1129 |
| 30 | Crawford County | 999 |
| 31 | Clearfield County | 966 |
| 32 | Blair County | 957 |
| 33 | Indiana County | 904 |
| 34 | Snyder County | 765 |
| 35 | Schuylkill County | 743 |
| 36 | Bedford County | 707 |
| 37 | Somerset County | 693 |
| 38 | Bradford County | 672 |
| 38 | Columbia County | 672 |
| 39 | Pike County | 668 |
| 40 | Tioga County | 653 |
| 41 | Warren County | 627 |
| 42 | Perry County | 626 |
| 43 | Lawrence County | 610 |
| 44 | Armstrong County | 607 |
| 45 | Wayne County | 567 |
| 46 | Huntingdon County | 562 |
| 47 | Northumberland County | 551 |
| 48 | McKean County | 535 |
| 49 | Venango County | 489 |
| 50 | Union County | 471 |
| 51 | Greene County | 424 |
| 52 | Jefferson County | 411 |
| 53 | Elk County | 395 |
| 54 | Susquehanna County | 393 |
| 55 | Mifflin County | 387 |
| 56 | Wyoming County | 354 |
| 57 | Carbon County | 340 |
| 58 | Clarion County | 323 |
| 59 | Fulton County | 312 |
| 60 | Potter County | 308 |
| 61 | Clinton County | 279 |
| 62 | Juniata County | 179 |
| 63 | Montour County | 145 |
| 64 | Sullivan County | 82 |
| 65 | Cameron County | 38 |
| 66 | Forest County | 31 |