Ranking of Arizona Counties 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 614.92K people in Arizona with Irish ancestry (8.69% of Arizona population). Among all Arizona counties, Yavapai County had the highest percentage of its population with Irish ancestry (14.25%), followed by Gila County (12.51%), and Mohave County (12.41%).
The chart and table below shows the top 10 counties with high percentage of its population having Irish ancestry.
You can see similar information for other states and for other ancestry groups in Arizona.
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Related Topics: Arizona ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Arizona Counties By Percentage of Population with Irish Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Yavapai County | 14.25 |
| 2 | Gila County | 12.51 |
| 3 | Mohave County | 12.41 |
| 4 | Cochise County | 9.90 |
| 5 | La Paz County | 9.41 |
| 6 | Coconino County | 9.09 |
| 7 | Pima County | 8.94 |
| 8 | Maricopa County | 8.57 |
| 9 | Pinal County | 8.45 |
| 10 | Navajo County | 5.87 |
| 11 | Graham County | 4.07 |
| 12 | Yuma County | 3.92 |
| 13 | Apache County | 2.89 |
| 14 | Greenlee County | 2.75 |
| 15 | Santa Cruz County | 2.57 |