RANKING · 2020 CENSUS · 36 SHOWN OF 36

Highest Bulgarian population share, Pennsylvania counties · 2020

Pennsylvania counties ranked by the share of all residents who are Bulgarian ancestry (2020 American Community Survey). A concentration measure: Bulgarian residents as a percentage of total population. This list covers the 36 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 Bulgarian population share by state

RANKPLACESTATEPOPBULGARIAN SHAREVS 2010

01Northampton County, PAPA324,4110.2%+0.1 pts

02Monroe County, PAPA167,1790.1%−0.1 pts

03Butler County, PAPA200,1690.1%+0.1 pts

04Mercer County, PAPA107,8600.1%–

05Pike County, PAPA62,8080.1%+0.0 pts

06Centre County, PAPA157,3930.1%+0.0 pts

07Allegheny County, PAPA1,225,0350.1%+0.0 pts

08Delaware County, PAPA580,9370.0%+0.0 pts

09Columbia County, PAPA66,1930.0%–

10Dauphin County, PAPA293,3510.0%+0.0 pts

11Lackawanna County, PAPA216,5020.0%+0.0 pts

12Erie County, PAPA265,8320.0%+0.0 pts

13Sullivan County, PAPA5,8560.0%–

14Montgomery County, PAPA877,6430.0%+0.0 pts

15York County, PAPA473,1970.0%+0.0 pts

16Cumberland County, PAPA277,2700.0%−0.0 pts

17Chester County, PAPA557,1160.0%+0.0 pts

18Lycoming County, PAPA112,5870.0%+0.0 pts

19Lebanon County, PAPA146,3800.0%−0.0 pts

20Washington County, PAPA210,8020.0%−0.0 pts

21Bedford County, PAPA47,4800.0%−0.0 pts

22Blair County, PAPA119,5410.0%–

23Westmoreland County, PAPA349,3240.0%–

24Franklin County, PAPA160,6520.0%+0.0 pts

25Philadelphia County, PAPA1,574,2810.0%+0.0 pts

26Northumberland County, PAPA89,9200.0%+0.0 pts

27Bucks County, PAPA647,8280.0%−0.0 pts

28Armstrong County, PAPA63,6980.0%–

29Warren County, PAPA37,0380.0%–

30Lancaster County, PAPA563,1590.0%+0.0 pts

31Luzerne County, PAPA332,1260.0%−0.0 pts

32Schuylkill County, PAPA145,0850.0%+0.0 pts

33Fayette County, PAPA123,0210.0%–

34Berks County, PAPA440,0720.0%−0.0 pts

35Lehigh County, PAPA384,3830.0%−0.0 pts

36Lawrence County, PAPA83,9110.0%−0.0 pts

SHOWING 1–36 OF 36

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS