RANKING · 2020 CENSUS · 33 SHOWN OF 33

Highest Mexican population share, New Mexico counties · 2020

New Mexico counties ranked by the share of all residents who are Mexican origin (2023 American Community Survey). A concentration measure: Mexican residents as a percentage of total population. This list covers the 33 counties in New Mexico that qualify, ranked against each other statewide.

New MexicoAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPMEXICAN SHAREVS 2000

01Luna County, NMNM25,40763.7%–

02Doña Ana County, NMNM229,09161.7%–

03Lea County, NMNM74,74954.3%–

04Hidalgo County, NMNM3,92953.8%–

05Chaves County, NMNM63,36450.5%–

06Grant County, NMNM27,25246.6%–

07Eddy County, NMNM62,50944.1%–

08Roosevelt County, NMNM18,61535.9%–

09Curry County, NMNM46,65532.7%–

10Otero County, NMNM70,36832.2%–

11Quay County, NMNM8,45432.0%–

12Valencia County, NMNM82,01331.7%–

13Guadalupe County, NMNM4,34329.8%–

14Bernalillo County, NMNM667,60129.7%–

15Lincoln County, NMNM19,84429.4%–

16De Baca County, NMNM1,64728.5%–

17Santa Fe County, NMNM156,90724.3%–

18Union County, NMNM3,84424.3%–

19Sierra County, NMNM11,39521.9%–

20Torrance County, NMNM16,10021.7%–

21Sandoval County, NMNM159,56521.5%–

22San Miguel County, NMNM26,26019.7%–

23Taos County, NMNM34,56418.4%–

24Rio Arriba County, NMNM39,83217.7%–

25Cibola County, NMNM26,80716.6%–

26Colfax County, NMNM12,18416.3%–

27Socorro County, NMNM15,83813.8%–

28Harding County, NMNM61713.2%–

29San Juan County, NMNM120,34012.5%–

30McKinley County, NMNM68,11910.2%–

31Los Alamos County, NMNM19,4077.6%–

32Mora County, NMNM4,0516.8%–

33Catron County, NMNM3,8276.3%–

SHOWING 1–33 OF 33

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES