Ranking of Pennsylvania Counties By Percentage of Population with Bulgarian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 3.38K people in Pennsylvania with Bulgarian ancestry (0.03% of Pennsylvania population). Among all Pennsylvania counties, Montour County had the highest percentage of its population with Bulgarian ancestry (0.16%), followed by Northampton County (0.10%), and Butler County (0.08%).

The chart and table below shows the top 10 counties with high percentage of its population having Bulgarian ancestry.

You can see similar information for other states and for other ancestry groups in Pennsylvania.

Data Source: US Census Bureau.
Ranking of Pennsylvania Counties By Percentage of Population with Bulgarian Ancestry in 2021
Montour County
Northampton County
Butler County
Mercer County
Centre County
Delaware County
Monroe County
Columbia County
Pike County
Allegheny County
Ranking of Pennsylvania Counties By Percentage of Population with Bulgarian Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Montour County 0.16
2 Northampton County 0.10
3 Butler County 0.08
3 Mercer County 0.08
4 Centre County 0.07
5 Delaware County 0.06
5 Monroe County 0.06
6 Columbia County 0.05
6 Pike County 0.05
7 Allegheny County 0.04
7 Lackawanna County 0.04
8 Bucks County 0.03
8 Chester County 0.03
8 Cumberland County 0.03
8 Lycoming County 0.03
8 Montgomery County 0.03
8 York County 0.03
9 Bedford County 0.02
9 Dauphin County 0.02
9 Erie County 0.02
9 Juniata County 0.02
9 Lebanon County 0.02
9 Philadelphia County 0.02
9 Sullivan County 0.02
9 Westmoreland County 0.02
10 Armstrong County 0.01
10 Blair County 0.01
10 Clearfield County 0.01
10 Franklin County 0.01
10 Lancaster County 0.01
10 Luzerne County 0.01
10 Northumberland County 0.01
10 Schuylkill County 0.01
10 Warren County 0.01
10 Washington County 0.01
11 Berks County 0.004
11 Lehigh County 0.004
12 Fayette County 0.002
12 Lawrence County 0.002