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

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 146.73K people in New Mexico with English ancestry (6.96% of New Mexico population). Among all New Mexico counties, Los Alamos County had the highest percentage of its population with English ancestry (16.76%), followed by Catron County (12.59%), and Sierra County (11.42%).

The chart and table below shows the top 10 counties with high percentage of its population having English 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 English Ancestry in 2021
Los Alamos County
Catron County
Sierra County
Lincoln County
Torrance County
Santa Fe County
Harding County
Grant County
Quay County
Taos County
Ranking of New Mexico Counties By Percentage of Population with English Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Los Alamos County 16.76
2 Catron County 12.59
3 Sierra County 11.42
4 Lincoln County 10.82
5 Torrance County 10.70
6 Santa Fe County 10.58
7 Harding County 10.32
8 Grant County 10.22
9 Quay County 9.48
10 Taos County 9.07
11 Union County 9.05
12 Sandoval County 8.62
13 Colfax County 8.53
14 Otero County 8.44
15 Hidalgo County 8.42
16 Bernalillo County 7.69
17 De Baca County 7.53
18 Curry County 7.34
19 Roosevelt County 7.06
20 Eddy County 6.27
21 Luna County 5.57
22 Valencia County 5.42
23 Doña Ana County 5.35
24 Socorro County 5.07
25 San Juan County 5.05
26 Chaves County 4.94
27 Lea County 4.39
28 Guadalupe County 4.23
29 Cibola County 3.31
30 Mora County 2.32
31 San Miguel County 2.17
32 Rio Arriba County 1.25
33 McKinley County 1.21