Ranking of Ohio Counties By Percentage of Population with Croatian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 36.32K people in Ohio with Croatian ancestry (0.31% of Ohio population). Among all Ohio counties, Lake County had the highest percentage of its population with Croatian ancestry (2.56%), followed by Geauga County (1.82%), and Mahoning County (1.43%).

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

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

Data Source: US Census Bureau.
Ranking of Ohio Counties By Percentage of Population with Croatian Ancestry in 2021
Lake County
Geauga County
Mahoning County
Trumbull County
Portage County
Cuyahoga County
Lorain County
Stark County
Summit County
Medina County
Ranking of Ohio Counties By Percentage of Population with Croatian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Lake County 2.56
2 Geauga County 1.82
3 Mahoning County 1.43
4 Trumbull County 0.76
5 Portage County 0.67
6 Cuyahoga County 0.60
6 Lorain County 0.60
7 Stark County 0.45
8 Summit County 0.44
9 Medina County 0.43
10 Carroll County 0.40
11 Coshocton County 0.39
12 Ashtabula County 0.38
13 Harrison County 0.35
14 Erie County 0.27
15 Columbiana County 0.24
16 Delaware County 0.23
17 Greene County 0.20
18 Belmont County 0.18
18 Franklin County 0.18
18 Wayne County 0.18
18 Williams County 0.18
19 Highland County 0.15
20 Ashland County 0.14
20 Union County 0.14
21 Richland County 0.12
22 Licking County 0.11
23 Fairfield County 0.10
23 Jefferson County 0.10
23 Morgan County 0.10
23 Washington County 0.10
24 Butler County 0.09
24 Marion County 0.09
24 Morrow County 0.09
24 Ottawa County 0.09
24 Pickaway County 0.09
24 Warren County 0.09
25 Athens County 0.08
25 Lucas County 0.08
25 Montgomery County 0.08
25 Wood County 0.08
26 Clinton County 0.07
26 Crawford County 0.07
26 Hamilton County 0.07
26 Miami County 0.07
27 Champaign County 0.06
27 Clark County 0.06
27 Clermont County 0.06
27 Tuscarawas County 0.06
28 Fulton County 0.05
28 Knox County 0.05
28 Seneca County 0.05
29 Allen County 0.04
29 Auglaize County 0.04
29 Brown County 0.04
29 Lawrence County 0.04
29 Mercer County 0.04
29 Noble County 0.04
30 Defiance County 0.03
30 Hancock County 0.03
30 Huron County 0.03
30 Paulding County 0.03
31 Monroe County 0.02
31 Preble County 0.02
31 Putnam County 0.02
31 Sandusky County 0.02
32 Logan County 0.01
32 Madison County 0.01
32 Muskingum County 0.01
32 Ross County 0.01
33 Shelby County 0.004