Ranking of Idaho 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 511 people in Idaho with Celtic ancestry. Among all Idaho counties, Ada County had the highest population with Celtic ancestry (139), followed by Bingham County (101), and Gem County (85).

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 Idaho.

Data Source: US Census Bureau.
Ranking of Idaho Counties By Population with Celtic Ancestry in 2021
Ada County
Bingham County
Gem County
Jefferson County
Canyon County
Kootenai County
Bonneville County
Payette County
Bear Lake County
Bonner County
Ranking of Idaho Counties By Population with Celtic Ancestry in 2021
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Rank County Population
1 Ada County 139
2 Bingham County 101
3 Gem County 85
4 Jefferson County 50
5 Canyon County 25
6 Kootenai County 20
7 Bonneville County 19
8 Payette County 17
9 Bear Lake County 13
9 Bonner County 13
10 Twin Falls County 12
11 Teton County 7
12 Elmore County 4
13 Benewah County 2
13 Clearwater County 2
14 Idaho County 1
14 Nez Perce County 1