RANKING · 2010 CENSUS · 66 SHOWN OF 66

Largest Mexican population, Pennsylvania counties · 2010

Pennsylvania counties ranked by the number of residents who are Mexican origin, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 66 counties in Pennsylvania that qualify, ranked against each other statewide. The median across all 66 is 344.

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 –

01Chester County, PAPA557,11617,315–

02Philadelphia County, PAPA1,574,28113,295–

03Montgomery County, PAPA877,64310,964–

04Berks County, PAPA440,07210,206–

05Bucks County, PAPA647,8286,853–

06Allegheny County, PAPA1,225,0355,299–

07Adams County, PAPA107,5944,222–

08York County, PAPA473,1974,145–

09Lancaster County, PAPA563,1593,862–

10Lehigh County, PAPA384,3833,801–

11Dauphin County, PAPA293,3513,700–

12Luzerne County, PAPA332,1263,506–

13Delaware County, PAPA580,9373,227–

14Northampton County, PAPA324,4112,366–

15Franklin County, PAPA160,6521,892–

16Lackawanna County, PAPA216,5021,830–

17Erie County, PAPA265,8321,720–

18Monroe County, PAPA167,1791,241–

19Cumberland County, PAPA277,2701,204–

20Schuylkill County, PAPA145,0851,138–

21Lebanon County, PAPA146,3801,113–

22Westmoreland County, PAPA349,324933–

23Butler County, PAPA200,169924–

24Washington County, PAPA210,802851–

25Beaver County, PAPA166,032850–

26Cambria County, PAPA128,968814–

27Union County, PAPA42,313747–

28Mercer County, PAPA107,860535–

29Centre County, PAPA157,393471–

30Blair County, PAPA119,541389–

31Clearfield County, PAPA78,100364–

32Indiana County, PAPA82,878350–

33Fayette County, PAPA123,021344–

34Lycoming County, PAPA112,587327–

35Pike County, PAPA62,808302–

36Northumberland County, PAPA89,920300–

37Crawford County, PAPA81,792257–

38Bradford County, PAPA59,600235–

39Huntingdon County, PAPA43,001211–

40Lawrence County, PAPA83,911205–

41Columbia County, PAPA66,193190–

42Bedford County, PAPA47,480189–

43Carbon County, PAPA65,868175–

44McKean County, PAPA38,984174–

45Susquehanna County, PAPA38,237173–

46Wayne County, PAPA51,703173–

47Somerset County, PAPA72,004169–

48Mifflin County, PAPA46,127156–

49Armstrong County, PAPA63,698144–

50Greene County, PAPA33,885131–

51Perry County, PAPA46,806129–

52Juniata County, PAPA23,403111–

53Clinton County, PAPA37,870103–

54Fulton County, PAPA14,483102–

55Montour County, PAPA17,868101–

56Elk County, PAPA29,92697–

57Tioga County, PAPA40,50292–

58Warren County, PAPA37,03886–

59Venango County, PAPA49,34680–

60Snyder County, PAPA39,65569–

61Potter County, PAPA15,89763–

62Clarion County, PAPA36,68061–

63Jefferson County, PAPA43,25559–

64Wyoming County, PAPA25,79045–

65Cameron County, PAPA4,21128–

66Forest County, PAPA6,61427–

SHOWING 1–66 OF 66

Download CSV (full list, 66 rows)

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