RANKING · 2020 CENSUS · 67 SHOWN OF 67

Largest American population, Pennsylvania counties · 2020

Pennsylvania counties ranked by the number of residents who are American ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 67 counties in Pennsylvania that qualify, ranked against each other statewide.

American ancestry: full group profile →

PennsylvaniaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDHighest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share Largest Iraqi population

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN POPULATIONVS 2010

01Philadelphia County, PAPA1,574,28137,377+81%

02Allegheny County, PAPA1,225,03535,931−4%

03Montgomery County, PAPA877,64334,211+20%

04Lancaster County, PAPA563,15933,932−13%

05York County, PAPA473,19732,850−4%

06Bucks County, PAPA647,82825,626+6%

07Franklin County, PAPA160,65220,319+37%

08Northampton County, PAPA324,41120,025+53%

09Delaware County, PAPA580,93717,637+45%

10Chester County, PAPA557,11617,623−20%

11Berks County, PAPA440,07217,251−9%

12Dauphin County, PAPA293,35115,764+35%

13Cumberland County, PAPA277,27014,252−1%

14Westmoreland County, PAPA349,32413,943−1%

15Lehigh County, PAPA384,38311,637+1%

16Luzerne County, PAPA332,12610,289−2%

17Adams County, PAPA107,59410,260+3%

18Erie County, PAPA265,8328,562−24%

19Butler County, PAPA200,1698,443+9%

20Lackawanna County, PAPA216,5028,205+57%

21Centre County, PAPA157,3938,086−6%

22Lebanon County, PAPA146,3807,863−5%

23Tioga County, PAPA40,5027,709+114%

24Monroe County, PAPA167,1797,406+54%

25Lycoming County, PAPA112,5877,254−7%

26Fayette County, PAPA123,0216,341−6%

27Washington County, PAPA210,8026,307−8%

28Blair County, PAPA119,5415,947−21%

29Mercer County, PAPA107,8605,796−2%

30Beaver County, PAPA166,0325,476−17%

31Cambria County, PAPA128,9685,180−19%

32Crawford County, PAPA81,7925,138+9%

33Mifflin County, PAPA46,1274,822−1%

34Schuylkill County, PAPA145,0854,806−16%

35Wayne County, PAPA51,7034,765+51%

36Clearfield County, PAPA78,1004,642−63%

37Northumberland County, PAPA89,9204,473−31%

38Perry County, PAPA46,8064,187+7%

39Somerset County, PAPA72,0043,959−23%

40Bedford County, PAPA47,4803,781−25%

41Snyder County, PAPA39,6553,737+24%

42Huntingdon County, PAPA43,0013,631+36%

43Bradford County, PAPA59,6003,588−23%

44Indiana County, PAPA82,8783,491−11%

45Juniata County, PAPA23,4033,490+75%

46Carbon County, PAPA65,8683,483−19%

47Venango County, PAPA49,3463,331−1%

48Columbia County, PAPA66,1933,119−1%

49Clinton County, PAPA37,8702,975+25%

50Lawrence County, PAPA83,9112,897−18%

51Armstrong County, PAPA63,6982,762−23%

52Union County, PAPA42,3132,694−0%

53McKean County, PAPA38,9842,657−4%

54Greene County, PAPA33,8852,236−20%

55Pike County, PAPA62,8082,190+29%

56Jefferson County, PAPA43,2552,123−30%

57Warren County, PAPA37,0382,068+2%

58Clarion County, PAPA36,6801,934−13%

59Susquehanna County, PAPA38,2371,835+14%

60Fulton County, PAPA14,4831,571−16%

61Potter County, PAPA15,8971,570+25%

62Wyoming County, PAPA25,7901,437−17%

63Elk County, PAPA29,9261,073−42%

64Montour County, PAPA17,868769−36%

65Cameron County, PAPA4,211567−3%

66Sullivan County, PAPA5,856246−2%

67Forest County, PAPA6,614228−10%

SHOWING 1–67 OF 67

Download CSV (full list, 67 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS