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RANKING · 2024 ACS · 33 SHOWN OF 33

Largest American population, New Mexico counties

New Mexico counties ranked by the number of residents who are American ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 33 counties in New Mexico that qualify, ranked against each other statewide. The median across all 33 is 1,205. Biggest climber in the top 100 since 2020: San Miguel County, NM, up 9 places to #15.

American ancestry: full group profile →
SAME RANKING BYCitiesStatesMetros
Largest American population by state
RANKPLACESTATEPOPAMERICAN POPULATIONVS 2010
01Bernalillo County, NMNM667,60121,226+25%
02▲2Doña Ana County, NMNM229,0917,916+82%
03▼1Santa Fe County, NMNM156,9075,952+82%
04▲2Chaves County, NMNM63,3645,118+72%
05▼2Sandoval County, NMNM159,5654,617+11%
06▲4Eddy County, NMNM62,5094,112+12%
07▲2Lea County, NMNM74,7494,051+2%
08▼1Valencia County, NMNM82,0133,623+17%
09▲6Lincoln County, NMNM19,8442,862+192%
10▼2Otero County, NMNM70,3682,423−12%
11▼6San Juan County, NMNM120,3402,347−34%
12▲1Curry County, NMNM46,6552,344−55%
13▼2Socorro County, NMNM15,8382,340+211%
14▼2Rio Arriba County, NMNM39,8321,842+553%
15▲9San Miguel County, NMNM26,2601,507+217%
16▲3Torrance County, NMNM16,1001,345+251%
17▼1Roosevelt County, NMNM18,6151,205−38%
18Grant County, NMNM27,2521,054+23%
19▲1Luna County, NMNM25,4071,048+70%
20▼3Sierra County, NMNM11,395924−18%
21▲5Cibola County, NMNM26,807862+114%
22▼8Los Alamos County, NMNM19,407824−29%
23▼2Quay County, NMNM8,454681−34%
24▼2Taos County, NMNM34,564605+57%
25Colfax County, NMNM12,184540+6%
26▼3McKinley County, NMNM68,119502−48%
27▲3Catron County, NMNM3,827397−63%
28▲5Mora County, NMNM4,051244+526%
29▼2Union County, NMNM3,844151−50%
30▼1Guadalupe County, NMNM4,343146+32%
31▲1Harding County, NMNM617106+405%
32▼4Hidalgo County, NMNM3,92991−50%
33▼2De Baca County, NMNM1,64773−70%
SHOWING 1–33 OF 33

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES