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RANKING · 2020 CENSUS · 33 SHOWN OF 33

Largest Mexican population, New Mexico counties · 2020

New Mexico counties ranked by the number of residents who are Mexican origin, from the 2020 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 6,025.

Mexican Americans: full group profile →
SAME RANKING BYCitiesStatesMetros
Largest Mexican population by state
RANKPLACESTATEPOPMEXICAN POPULATIONVS 2010
01Bernalillo County, NMNM667,601201,788+36%
02Doña Ana County, NMNM229,091134,251+11%
03Lea County, NMNM74,74938,203+34%
04Santa Fe County, NMNM156,90736,565+23%
05Chaves County, NMNM63,36432,805+23%
06Sandoval County, NMNM159,56531,171+80%
07Eddy County, NMNM62,50925,529+37%
08Valencia County, NMNM82,01324,282+49%
09Otero County, NMNM70,36821,534+21%
10Curry County, NMNM46,65516,209+18%
11San Juan County, NMNM120,34015,681+56%
12Luna County, NMNM25,40715,314+10%
13Grant County, NMNM27,25212,769+25%
14McKinley County, NMNM68,1197,369+3%
15Rio Arriba County, NMNM39,8326,890+12%
16Roosevelt County, NMNM18,6156,718+27%
17Taos County, NMNM34,5646,025+74%
18Lincoln County, NMNM19,8445,780+36%
19San Miguel County, NMNM26,2605,416−2%
20Cibola County, NMNM26,8074,456+2%
21Torrance County, NMNM16,1003,359−4%
22Quay County, NMNM8,4542,641+59%
23Sierra County, NMNM11,3952,401+155%
24Socorro County, NMNM15,8382,309−25%
25Hidalgo County, NMNM3,9292,277−17%
26Colfax County, NMNM12,1841,972−23%
27Los Alamos County, NMNM19,4071,437+61%
28Guadalupe County, NMNM4,3431,294+45%
29Union County, NMNM3,844996+28%
30De Baca County, NMNM1,647568+80%
31Mora County, NMNM4,051305−70%
32Catron County, NMNM3,827222−24%
33Harding County, NMNM61757−54%
SHOWING 1–33 OF 33

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS