RANKING · 2024 ACS · 67 SHOWN OF 67

Largest foreign-born population, Pennsylvania counties

Pennsylvania counties with the most residents born outside the United States, as of the 2024 American Community Survey. Ranked by number of people, not share. This list covers the 67 counties in Pennsylvania that qualify, ranked against each other statewide.

PennsylvaniaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDMost residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people Most unmarried men

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORN POPULATIONVS 2010

01Philadelphia County, PAPA1,574,281239,646+37%

02Montgomery County, PAPA877,64399,605+35%

03Allegheny County, PAPA1,225,03581,618+43%

04Bucks County, PAPA647,82867,624+33%

05Delaware County, PAPA580,93765,024+37%

06Chester County, PAPA557,11655,147+33%

07Lehigh County, PAPA384,38354,656+74%

08Berks County, PAPA440,07242,175+58%

09Lancaster County, PAPA563,15932,433+44%

10Luzerne County, PAPA332,12631,554+139%

11Dauphin County, PAPA293,35128,406+88%

12Northampton County, PAPA324,41127,467+43%

13Cumberland County, PAPA277,27020,165+80%

14York County, PAPA473,19719,202+26%

15Monroe County, PAPA167,17918,819+19%

16Lackawanna County, PAPA216,50214,567+68%

17Erie County, PAPA265,83213,084+22%

18Centre County, PAPA157,39312,608+25%

19Westmoreland County, PAPA349,3246,790+17%

20Lebanon County, PAPA146,3806,272+56%

21Franklin County, PAPA160,6525,868+16%

22Washington County, PAPA210,8025,117+74%

23Pike County, PAPA62,8084,997+38%

24Butler County, PAPA200,1694,774+52%

25Schuylkill County, PAPA145,0853,945+41%

26Adams County, PAPA107,5943,942−3%

27Beaver County, PAPA166,0323,080−3%

28Carbon County, PAPA65,8682,448+43%

29Wayne County, PAPA51,7032,205+24%

30Indiana County, PAPA82,8782,017+54%

31Mercer County, PAPA107,8601,933+3%

32Blair County, PAPA119,5411,837+46%

33Columbia County, PAPA66,1931,811+42%

34Lycoming County, PAPA112,5871,806+8%

35Union County, PAPA42,3131,637−20%

36Fayette County, PAPA123,0211,619+16%

37Clearfield County, PAPA78,1001,544+107%

38Cambria County, PAPA128,9681,486−29%

39Northumberland County, PAPA89,9201,441+27%

40Lawrence County, PAPA83,9111,125−20%

41Montour County, PAPA17,8681,014+33%

42Bradford County, PAPA59,6001,006+30%

43Crawford County, PAPA81,792993−7%

44Somerset County, PAPA72,004989+67%

45Perry County, PAPA46,806780+79%

46Susquehanna County, PAPA38,237753+13%

47Snyder County, PAPA39,655665+16%

48McKean County, PAPA38,984601+44%

49Bedford County, PAPA47,480582+82%

50Juniata County, PAPA23,403574+48%

51Mifflin County, PAPA46,127560+125%

52Tioga County, PAPA40,502556+1%

53Clinton County, PAPA37,870541−4%

54Armstrong County, PAPA63,698482−14%

55Warren County, PAPA37,038437−14%

56Wyoming County, PAPA25,790433+16%

57Venango County, PAPA49,346419+5%

58Huntingdon County, PAPA43,001399−20%

59Clarion County, PAPA36,680375+4%

60Elk County, PAPA29,926326−5%

61Greene County, PAPA33,885236−25%

62Potter County, PAPA15,897227+38%

63Jefferson County, PAPA43,255189−13%

64Forest County, PAPA6,614130+88%

65Sullivan County, PAPA5,856105+91%

66Fulton County, PAPA14,48371−39%

67Cameron County, PAPA4,21138−14%

SHOWING 1–67 OF 67

Download CSV (full list, 67 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES