Ranking of New Mexico Counties By Population with American Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 85.40K people in New Mexico with American ancestry. Among all New Mexico counties, Bernalillo County had the highest population with American ancestry (23.96K), followed by Santa Fe County (6.74K), and Sandoval County (6.37K).
The chart and table below shows the top 10 counties with high number of people with American ancestry.
You can see similar information for other states and for other ancestry groups in New Mexico.
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Related Topics: New Mexico ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of New Mexico Counties By Population with American Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Bernalillo County | 23961 |
| 2 | Santa Fe County | 6744 |
| 3 | Sandoval County | 6369 |
| 4 | Doña Ana County | 5451 |
| 5 | Chaves County | 4612 |
| 6 | Lea County | 4412 |
| 7 | Otero County | 4270 |
| 8 | Valencia County | 4126 |
| 9 | San Juan County | 3783 |
| 10 | Eddy County | 3320 |
| 11 | Socorro County | 2905 |
| 12 | Curry County | 2371 |
| 13 | Rio Arriba County | 2240 |
| 14 | Lincoln County | 1291 |
| 15 | Roosevelt County | 1136 |
| 16 | Luna County | 967 |
| 17 | Grant County | 878 |
| 18 | Los Alamos County | 839 |
| 19 | Torrance County | 829 |
| 20 | San Miguel County | 813 |
| 21 | Sierra County | 788 |
| 22 | Taos County | 645 |
| 23 | Quay County | 636 |
| 24 | Cibola County | 415 |
| 25 | McKinley County | 286 |
| 26 | Colfax County | 252 |
| 27 | Union County | 236 |
| 28 | Mora County | 209 |
| 29 | Hidalgo County | 199 |
| 30 | Guadalupe County | 190 |
| 31 | Catron County | 143 |
| 32 | Harding County | 57 |
| 33 | De Baca County | 30 |