Ranking of New Mexico Counties By Percentage of Population with Celtic Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 841 people in New Mexico with Celtic ancestry (0.04% of New Mexico population). Among all New Mexico counties, Union County had the highest percentage of its population with Celtic ancestry (0.27%), followed by Sandoval County (0.17%), and Grant County (0.11%).

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

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

Data Source: US Census Bureau.
Ranking of New Mexico Counties By Percentage of Population with Celtic Ancestry in 2021
Union County
Sandoval County
Grant County
Santa Fe County
Otero County
Chaves County
Valencia County
Bernalillo County
Lea County
McKinley County
Ranking of New Mexico Counties By Percentage of Population with Celtic Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Union County 0.27
2 Sandoval County 0.17
3 Grant County 0.11
4 Santa Fe County 0.08
5 Otero County 0.07
6 Chaves County 0.05
7 Valencia County 0.04
8 Bernalillo County 0.03
8 Lea County 0.03
8 McKinley County 0.03
9 Doña Ana County 0.02
9 Rio Arriba County 0.02
10 San Juan County 0.01
10 Taos County 0.01
11 Curry County 0.002