RANKING · 2010 CENSUS · 32 SHOWN OF 32

Highest Iranian population share, Pennsylvania counties · 2010

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 32 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

01Montgomery County, PAPA877,6430.1%–

02Delaware County, PAPA580,9370.1%–

03Chester County, PAPA557,1160.1%–

04Butler County, PAPA200,1690.1%–

05Monroe County, PAPA167,1790.1%–

06Bucks County, PAPA647,8280.1%–

07Centre County, PAPA157,3930.1%–

08Philadelphia County, PAPA1,574,2810.0%–

09Northampton County, PAPA324,4110.0%–

10Cambria County, PAPA128,9680.0%–

11Allegheny County, PAPA1,225,0350.0%–

12Lackawanna County, PAPA216,5020.0%–

13Erie County, PAPA265,8320.0%–

14Dauphin County, PAPA293,3510.0%–

15Lehigh County, PAPA384,3830.0%–

16Susquehanna County, PAPA38,2370.0%–

17Pike County, PAPA62,8080.0%–

18Columbia County, PAPA66,1930.0%–

19Warren County, PAPA37,0380.0%–

20York County, PAPA473,1970.0%–

21Wayne County, PAPA51,7030.0%–

22Bradford County, PAPA59,6000.0%–

23Mifflin County, PAPA46,1270.0%–

24Clearfield County, PAPA78,1000.0%–

25Cumberland County, PAPA277,2700.0%–

26Berks County, PAPA440,0720.0%–

27Westmoreland County, PAPA349,3240.0%–

28Lebanon County, PAPA146,3800.0%–

29Luzerne County, PAPA332,1260.0%–

30Mercer County, PAPA107,8600.0%–

31Lancaster County, PAPA563,1590.0%–

32Fayette County, PAPA123,0210.0%–

SHOWING 1–32 OF 32

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