RANKING · 2020 CENSUS · 67 SHOWN OF 67

Most foreign-born residents, Pennsylvania counties · 2020

Pennsylvania counties ranked by the share of residents born outside the US (2023 ACS). This list covers the 67 counties in Pennsylvania that qualify, ranked against each other statewide.

PennsylvaniaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2000

01Philadelphia County, PAPA1,574,28114.3%–

02Lehigh County, PAPA384,38311.9%–

03Montgomery County, PAPA877,64311.1%–

04Delaware County, PAPA580,93710.6%–

05Monroe County, PAPA167,17910.1%–

06Bucks County, PAPA647,8289.7%–

07Chester County, PAPA557,1169.5%–

08Centre County, PAPA157,3938.0%–

09Northampton County, PAPA324,4117.8%–

10Dauphin County, PAPA293,3517.7%–

11Berks County, PAPA440,0727.5%–

12Pike County, PAPA62,8087.2%–

13Luzerne County, PAPA332,1267.0%–

14Cumberland County, PAPA277,2706.8%–

15Allegheny County, PAPA1,225,0356.1%–

16Lackawanna County, PAPA216,5025.6%–

17Lancaster County, PAPA563,1595.2%–

18Erie County, PAPA265,8324.4%–

19York County, PAPA473,1974.1%–

20Lebanon County, PAPA146,3804.1%–

21Adams County, PAPA107,5943.8%–

22Franklin County, PAPA160,6523.8%–

23Montour County, PAPA17,8683.8%–

24Wayne County, PAPA51,7033.6%–

25Union County, PAPA42,3133.2%–

26Carbon County, PAPA65,8683.2%–

27Clearfield County, PAPA78,1002.6%–

28Butler County, PAPA200,1692.4%–

29Sullivan County, PAPA5,8562.4%–

30Juniata County, PAPA23,4032.4%–

31Columbia County, PAPA66,1932.1%–

32Beaver County, PAPA166,0322.0%–

33Schuylkill County, PAPA145,0852.0%–

34Susquehanna County, PAPA38,2372.0%–

35Washington County, PAPA210,8022.0%–

36Bradford County, PAPA59,6001.9%–

37Lycoming County, PAPA112,5871.9%–

38Indiana County, PAPA82,8781.8%–

39Westmoreland County, PAPA349,3241.7%–

40Fayette County, PAPA123,0211.5%–

41Huntingdon County, PAPA43,0011.5%–

42Forest County, PAPA6,6141.5%–

43Lawrence County, PAPA83,9111.5%–

44Mercer County, PAPA107,8601.5%–

45Warren County, PAPA37,0381.5%–

46McKean County, PAPA38,9841.4%–

47Northumberland County, PAPA89,9201.3%–

48Blair County, PAPA119,5411.3%–

49Tioga County, PAPA40,5021.3%–

50Wyoming County, PAPA25,7901.3%–

51Clinton County, PAPA37,8701.2%–

52Snyder County, PAPA39,6551.2%–

53Crawford County, PAPA81,7921.2%–

54Cambria County, PAPA128,9681.1%–

55Perry County, PAPA46,8061.1%–

56Mifflin County, PAPA46,1271.0%–

57Somerset County, PAPA72,0041.0%–

58Potter County, PAPA15,8970.9%–

59Clarion County, PAPA36,6800.8%–

60Fulton County, PAPA14,4830.8%–

61Bedford County, PAPA47,4800.8%–

62Elk County, PAPA29,9260.8%–

63Greene County, PAPA33,8850.8%–

64Venango County, PAPA49,3460.7%–

65Armstrong County, PAPA63,6980.6%–

66Jefferson County, PAPA43,2550.6%–

67Cameron County, PAPA4,2110.5%–

SHOWING 1–67 OF 67

Download CSV (full list, 67 rows)

UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES