RANKING · 2024 ACS · 33 SHOWN OF 33

Highest Mexican population share, New Mexico counties

New Mexico counties ranked by the share of all residents who are Mexican origin (2024 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. The median across all 33 is 25.9%. Biggest climber in the top 100 since 2020: Mora County, NM, up 14 places to #18.

Mexican Americans: full group profile →

New MexicoAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPMEXICAN SHAREVS 2010

01Luna County, NMNM25,40762.4%+7.5 pts

02Doña Ana County, NMNM229,09159.3%−0.4 pts

03Lea County, NMNM74,74955.8%+10.1 pts

04Hidalgo County, NMNM3,92953.7%−1.6 pts

05Chaves County, NMNM63,36448.4%+7.0 pts

06▲1Eddy County, NMNM62,50944.2%+8.9 pts

07▲6Guadalupe County, NMNM4,34339.9%+20.9 pts

08▼2Grant County, NMNM27,25239.7%+5.3 pts

09▼1Roosevelt County, NMNM18,61539.0%+11.7 pts

10▲2Valencia County, NMNM82,01338.9%+17.0 pts

11▼2Curry County, NMNM46,65536.2%+6.9 pts

12▼2Otero County, NMNM70,36830.5%+2.2 pts

13▲1Bernalillo County, NMNM667,60130.4%+7.5 pts

14▲8San Miguel County, NMNM26,26029.7%+10.8 pts

15▲1De Baca County, NMNM1,64728.6%+10.8 pts

16▼1Lincoln County, NMNM19,84428.1%+7.3 pts

17Santa Fe County, NMNM156,90725.9%+4.9 pts

18▲14Mora County, NMNM4,05124.9%+4.5 pts

19▲1Torrance County, NMNM16,10024.5%+3.3 pts

20▼9Quay County, NMNM8,45424.2%+5.8 pts

21▲3Rio Arriba County, NMNM39,83222.7%+7.4 pts

22▲4Colfax County, NMNM12,18422.4%+3.8 pts

23▼5Union County, NMNM3,84422.2%+4.5 pts

24▲3Socorro County, NMNM15,83821.8%+4.8 pts

25▼6Sierra County, NMNM11,39521.3%+13.4 pts

26▼5Sandoval County, NMNM159,56520.6%+6.7 pts

27▼4Taos County, NMNM34,56419.6%+9.0 pts

28Harding County, NMNM61719.4%+6.2 pts

29▼4Cibola County, NMNM26,80712.4%−3.6 pts

30▼1San Juan County, NMNM120,34010.3%+2.5 pts

31▼1McKinley County, NMNM68,1199.1%−1.0 pts

32▼1Los Alamos County, NMNM19,4078.0%+3.1 pts

33Catron County, NMNM3,8273.6%−4.4 pts

SHOWING 1–33 OF 33

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