Ranking of Illinois 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 17.20K people in Illinois with Bulgarian ancestry (0.13% of Illinois population). Among all Illinois counties, DuPage County had the highest percentage of its population with Bulgarian ancestry (0.25%), followed by Jackson County (0.24%), and Cook County (0.23%).

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 Illinois.

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Ranking of Illinois Counties By Population with Bulgarian Ancestry in 2021

Related Topics: Illinois ACS-5Yrs Estimates, 2021 Topic List.

Data Source: US Census Bureau.

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

DuPage County

Jackson County

Cook County

Lake County

Edgar County

Lee County

White County

Ogle County

Grundy County

DeKalb County

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

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Rank	County	Percentage of Pop. (%)
1	DuPage County	0.25
2	Jackson County	0.24
3	Cook County	0.23
4	Lake County	0.17
5	Edgar County	0.16
6	Lee County	0.15
7	White County	0.13
8	Ogle County	0.12
9	Grundy County	0.09
10	DeKalb County	0.08
10	Madison County	0.08
11	Washington County	0.07
12	Adams County	0.06
12	Jefferson County	0.06
12	Kendall County	0.06
12	Menard County	0.06
12	Rock Island County	0.06
13	Clinton County	0.05
14	Fayette County	0.04
14	Kane County	0.04
14	McHenry County	0.04
15	Christian County	0.03
15	Greene County	0.03
15	Kankakee County	0.03
15	Whiteside County	0.03
15	Will County	0.03
16	Marion County	0.02
16	Winnebago County	0.02
17	Champaign County	0.01
17	LaSalle County	0.01
17	Macoupin County	0.01
17	Peoria County	0.01
17	St. Clair County	0.01
17	Sangamon County	0.01
17	Tazewell County	0.01