RANKING · 2020 CENSUS · 37 SHOWN OF 37

Largest Iranian population, Pennsylvania counties · 2020

Pennsylvania counties ranked by the number of residents who are Iranian 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 37 counties in Pennsylvania that qualify, ranked against each other statewide.

Iranian Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPIRANIAN POPULATIONVS 2010

01Montgomery County, PAPA877,6431,075+2%

02Philadelphia County, PAPA1,574,281999+50%

03Allegheny County, PAPA1,225,035922+91%

04Centre County, PAPA157,393653+696%

05Chester County, PAPA557,116644+73%

06Delaware County, PAPA580,937564−20%

07Bucks County, PAPA647,828449+28%

08Lackawanna County, PAPA216,502266+224%

09York County, PAPA473,197250+150%

10Northampton County, PAPA324,411152+20%

11Cumberland County, PAPA277,270140+460%

12Lancaster County, PAPA563,15992+283%

13Cambria County, PAPA128,96890+53%

14Fayette County, PAPA123,02178+2500%

15Berks County, PAPA440,07250+43%

16Franklin County, PAPA160,65242–

17Luzerne County, PAPA332,12641+116%

18Butler County, PAPA200,16932−74%

19Lehigh County, PAPA384,38332−72%

20Union County, PAPA42,31332–

21Wayne County, PAPA51,70330+150%

22Columbia County, PAPA66,19329+81%

23Erie County, PAPA265,83227−75%

24Indiana County, PAPA82,87824–

25Adams County, PAPA107,59423–

26Carbon County, PAPA65,86819–

27Lawrence County, PAPA83,91115–

28Lebanon County, PAPA146,38015+88%

29Greene County, PAPA33,88514–

30Mercer County, PAPA107,86011+83%

31Schuylkill County, PAPA145,08511–

32Washington County, PAPA210,80211–

33Clearfield County, PAPA78,10010−9%

34Mifflin County, PAPA46,1274−50%

35Westmoreland County, PAPA349,3244−85%

36Lycoming County, PAPA112,5871–

37Potter County, PAPA15,8971–

SHOWING 1–37 OF 37

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