Ranking of Idaho Cities and Places By Percentage of Population with Irish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 165.57K people in Idaho with Irish ancestry (9.14% of Idaho population). Among all Idaho cities and places with a population of at least 10K, Hayden city had the highest percentage of its population with Irish ancestry (15.74%), followed by Coeur d'Alene city (13.42%), and Garden City city (12.94%).

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

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

Data Source: US Census Bureau.
Ranking of Idaho Cities and Places By Percentage of Population with Irish Ancestry in 2021
Hayden city
Coeur d'Alene city
Garden City city
Star city
Kuna city
Moscow city
Boise City city
Eagle city
Meridian city
Lewiston city
Ranking of Idaho Cities and Places By Percentage of Population with Irish Ancestry in 2021
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Rank Ciy or Place Percentage of Pop. (%)
1 Hayden city 15.74
2 Coeur d'Alene city 13.42
3 Garden City city 12.94
4 Star city 12.82
5 Kuna city 12.72
6 Moscow city 12.45
7 Boise City city 12.12
8 Eagle city 10.69
9 Meridian city 9.40
10 Lewiston city 9.27
11 Pocatello city 9.20
11 Twin Falls city 9.20
12 Post Falls city 8.27
13 Nampa city 8.17
14 Mountain Home city 7.67
15 Idaho Falls city 7.45
16 Jerome city 7.40
17 Caldwell city 6.62
18 Chubbuck city 6.40
19 Blackfoot city 5.64
20 Ammon city 4.75
21 Burley city 4.56
22 Rexburg city 4.47