RANKING · 2020 CENSUS · 67 SHOWN OF 67

Largest Mexican population, Pennsylvania counties · 2020

Pennsylvania counties ranked by the number of residents who are Mexican origin, 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.

Mexican Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDHighest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPMEXICAN POPULATIONVS 2010

01Chester County, PAPA557,11619,914+15%

02Philadelphia County, PAPA1,574,28119,084+44%

03Montgomery County, PAPA877,64314,644+34%

04Berks County, PAPA440,07213,445+32%

05Allegheny County, PAPA1,225,0358,046+52%

06Bucks County, PAPA647,8287,816+14%

07York County, PAPA473,1977,266+75%

08Luzerne County, PAPA332,1266,980+99%

09Lehigh County, PAPA384,3836,031+59%

10Lancaster County, PAPA563,1595,214+35%

11Adams County, PAPA107,5944,391+4%

12Dauphin County, PAPA293,3514,295+16%

13Delaware County, PAPA580,9373,943+22%

14Northampton County, PAPA324,4113,737+58%

15Lackawanna County, PAPA216,5023,015+65%

16Franklin County, PAPA160,6522,894+53%

17Monroe County, PAPA167,1792,436+96%

18Erie County, PAPA265,8322,245+31%

19Cumberland County, PAPA277,2701,919+59%

20Westmoreland County, PAPA349,3241,542+65%

21Lebanon County, PAPA146,3801,334+20%

22Butler County, PAPA200,1691,273+38%

23Centre County, PAPA157,3931,235+162%

24Schuylkill County, PAPA145,0851,229+8%

25Washington County, PAPA210,8021,213+43%

26Lycoming County, PAPA112,5871,025+213%

27Beaver County, PAPA166,032904+6%

28Clearfield County, PAPA78,100816+124%

29Cambria County, PAPA128,968729−10%

30Fayette County, PAPA123,021715+108%

31Northumberland County, PAPA89,920590+97%

32Columbia County, PAPA66,193582+206%

33Wayne County, PAPA51,703445+157%

34Carbon County, PAPA65,868420+140%

35Mercer County, PAPA107,860418−22%

36Union County, PAPA42,313418−44%

37Blair County, PAPA119,541396+2%

38Huntingdon County, PAPA43,001392+86%

39Indiana County, PAPA82,878368+5%

40Crawford County, PAPA81,792358+39%

41Lawrence County, PAPA83,911346+69%

42Somerset County, PAPA72,004342+102%

43Venango County, PAPA49,346334+318%

44Mifflin County, PAPA46,127319+104%

45Bradford County, PAPA59,600288+23%

46Pike County, PAPA62,808287−5%

47Snyder County, PAPA39,655258+274%

48Bedford County, PAPA47,480253+34%

49Perry County, PAPA46,806241+87%

50Jefferson County, PAPA43,255234+297%

51McKean County, PAPA38,984182+5%

52Clarion County, PAPA36,680173+184%

53Clinton County, PAPA37,870170+65%

54Susquehanna County, PAPA38,237136−21%

55Warren County, PAPA37,038122+42%

56Tioga County, PAPA40,502122+33%

57Wyoming County, PAPA25,790113+151%

58Armstrong County, PAPA63,698112−22%

59Sullivan County, PAPA5,85692–

60Fulton County, PAPA14,48386−16%

61Potter County, PAPA15,89786+37%

62Montour County, PAPA17,86883−18%

63Elk County, PAPA29,92667−31%

64Greene County, PAPA33,88539−70%

65Forest County, PAPA6,61430+11%

66Juniata County, PAPA23,40323−79%

67Cameron County, PAPA4,21111−61%

SHOWING 1–67 OF 67

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS