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 (2023 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.

PennsylvaniaAll states All rankings

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

Highest Bulgarian population share by state

RANKPLACESTATEPOPBULGARIAN SHAREVS 2000

01Northampton County, PAPA324,4110.2%–

02Monroe County, PAPA167,1790.1%–

03Butler County, PAPA200,1690.1%–

04Mercer County, PAPA107,8600.1%–

05Pike County, PAPA62,8080.1%–

06Centre County, PAPA157,3930.1%–

07Allegheny County, PAPA1,225,0350.1%–

08Delaware County, PAPA580,9370.0%–

09Columbia County, PAPA66,1930.0%–

10Dauphin County, PAPA293,3510.0%–

11Lackawanna County, PAPA216,5020.0%–

12Erie County, PAPA265,8320.0%–

13Sullivan County, PAPA5,8560.0%–

14Montgomery County, PAPA877,6430.0%–

15York County, PAPA473,1970.0%–

16Cumberland County, PAPA277,2700.0%–

17Chester County, PAPA557,1160.0%–

18Lycoming County, PAPA112,5870.0%–

19Lebanon County, PAPA146,3800.0%–

20Washington County, PAPA210,8020.0%–

21Bedford County, PAPA47,4800.0%–

22Blair County, PAPA119,5410.0%–

23Westmoreland County, PAPA349,3240.0%–

24Franklin County, PAPA160,6520.0%–

25Philadelphia County, PAPA1,574,2810.0%–

26Northumberland County, PAPA89,9200.0%–

27Bucks County, PAPA647,8280.0%–

28Armstrong County, PAPA63,6980.0%–

29Warren County, PAPA37,0380.0%–

30Lancaster County, PAPA563,1590.0%–

31Luzerne County, PAPA332,1260.0%–

32Schuylkill County, PAPA145,0850.0%–

33Fayette County, PAPA123,0210.0%–

34Berks County, PAPA440,0720.0%–

35Lehigh County, PAPA384,3830.0%–

36Lawrence County, PAPA83,9110.0%–

SHOWING 1–36 OF 36

Download CSV (full list, 36 rows)

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