RANKING · 2024 ACS · 37 SHOWN OF 37

Highest Iranian population share, Pennsylvania counties

Pennsylvania counties ranked by the share of all residents who are Iranian ancestry (2023 American Community Survey). A concentration measure: Iranian residents as a percentage of total population. This list covers the 37 counties in Pennsylvania that qualify, ranked against each other statewide.

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

YEAR2010 2020 2024

Highest Iranian population share by state

RANKPLACESTATEPOPIRANIAN SHAREVS 2000

01Centre County, PAPA157,3930.2%–

02Delaware County, PAPA580,9370.2%–

03Chester County, PAPA557,1160.1%–

04Montgomery County, PAPA877,6430.1%–

05Allegheny County, PAPA1,225,0350.1%–

06Columbia County, PAPA66,1930.1%–

07Bucks County, PAPA647,8280.1%–

08Philadelphia County, PAPA1,574,2810.1%–

09Washington County, PAPA210,8020.1%–

10Northampton County, PAPA324,4110.0%–

11Lackawanna County, PAPA216,5020.0%–

12Lehigh County, PAPA384,3830.0%–

13Lancaster County, PAPA563,1590.0%–

14Cambria County, PAPA128,9680.0%–

15Adams County, PAPA107,5940.0%–

16Cumberland County, PAPA277,2700.0%–

17York County, PAPA473,1970.0%–

18Tioga County, PAPA40,5020.0%–

19Dauphin County, PAPA293,3510.0%–

20Venango County, PAPA49,3460.0%–

21Erie County, PAPA265,8320.0%–

22Wyoming County, PAPA25,7900.0%–

23Warren County, PAPA37,0380.0%–

24Lebanon County, PAPA146,3800.0%–

25Westmoreland County, PAPA349,3240.0%–

26Lycoming County, PAPA112,5870.0%–

27Susquehanna County, PAPA38,2370.0%–

28Luzerne County, PAPA332,1260.0%–

29Monroe County, PAPA167,1790.0%–

30Franklin County, PAPA160,6520.0%–

31Pike County, PAPA62,8080.0%–

32McKean County, PAPA38,9840.0%–

33Mercer County, PAPA107,8600.0%–

34Berks County, PAPA440,0720.0%–

35Butler County, PAPA200,1690.0%–

36Fayette County, PAPA123,0210.0%–

37Crawford County, PAPA81,7920.0%–

SHOWING 1–37 OF 37

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