Ranking of Indiana Counties By Population with Celtic Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 878 people in Indiana with Celtic ancestry. Among all Indiana counties, Hancock County had the highest population with Celtic ancestry (126), followed by Marion County (108), and Wayne County (67).

The chart and table below shows the top 10 counties with high number of people with Celtic ancestry.

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

Data Source: US Census Bureau.
Ranking of Indiana Counties By Population with Celtic Ancestry in 2021
Hancock County
Marion County
Wayne County
Allen County
Miami County
Lake County
Elkhart County
Boone County
Hamilton County
Dubois County
Ranking of Indiana Counties By Population with Celtic Ancestry in 2021
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Rank County Population
1 Hancock County 126
2 Marion County 108
3 Wayne County 67
4 Allen County 54
5 Miami County 50
6 Lake County 44
7 Elkhart County 43
8 Boone County 34
9 Hamilton County 33
10 Dubois County 32
11 Tippecanoe County 27
12 Parke County 26
13 Carroll County 21
14 Vanderburgh County 18
15 Noble County 17
15 St. Joseph County 17
16 Johnson County 16
17 Marshall County 14
18 Jennings County 13
19 Huntington County 12
19 Jackson County 12
20 Lawrence County 11
20 Whitley County 11
21 Floyd County 10
21 Grant County 10
22 Delaware County 8
22 Vigo County 8
23 Fayette County 7
24 Fountain County 6
24 Hendricks County 6
24 Wells County 6
25 Montgomery County 4
26 Clark County 3
26 Jay County 3
27 Switzerland County 1