RANKING · 2024 ACS · 33 SHOWN OF 33

Highest American population share, New Mexico counties

New Mexico counties ranked by the share of all residents who are American ancestry (2024 American Community Survey). A concentration measure: American 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 4.6%. Biggest climber in the top 100 since 2020: Mora County, NM, up 20 places to #11.

American ancestry: full group profile →

New MexicoAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN SHAREVS 2010

01Socorro County, NMNM15,83814.4%+10.3 pts

02Harding County, NMNM61714.3%+12.1 pts

03▲13Lincoln County, NMNM19,84414.2%+9.4 pts

04▲17Catron County, NMNM3,82710.6%−18.5 pts

05▲7Torrance County, NMNM16,1008.7%+6.4 pts

06▼3Sierra County, NMNM11,3958.0%−1.4 pts

07▼3Chaves County, NMNM63,3648.0%+3.3 pts

08▼3Quay County, NMNM8,4548.0%−3.4 pts

09▲5Eddy County, NMNM62,5096.7%−0.3 pts

10▲5Roosevelt County, NMNM18,6156.4%−3.6 pts

11▲20Mora County, NMNM4,0515.9%+5.1 pts

12▲18San Miguel County, NMNM26,2605.6%+4.0 pts

13▼3Lea County, NMNM74,7495.5%−0.8 pts

14▼1Curry County, NMNM46,6554.9%−6.1 pts

15▲5De Baca County, NMNM1,6474.6%−9.0 pts

16▼7Valencia County, NMNM82,0134.6%+0.5 pts

17▼10Rio Arriba County, NMNM39,8324.6%+3.9 pts

18▲9Colfax County, NMNM12,1844.4%+0.7 pts

19▼11Los Alamos County, NMNM19,4074.2%−2.2 pts

20▲5Luna County, NMNM25,4074.1%+1.6 pts

21▼2Santa Fe County, NMNM156,9073.8%+1.5 pts

22▲4Grant County, NMNM27,2523.8%+0.9 pts

23▼12Union County, NMNM3,8443.8%−3.2 pts

24▲4Doña Ana County, NMNM229,0913.5%+1.4 pts

25▼19Otero County, NMNM70,3683.5%−0.9 pts

26▼2Guadalupe County, NMNM4,3433.3%+1.0 pts

27▲5Cibola County, NMNM26,8073.2%+1.7 pts

28▼6Bernalillo County, NMNM667,6013.1%+0.5 pts

29▼11Sandoval County, NMNM159,5653.0%−0.3 pts

30▼13Hidalgo County, NMNM3,9292.3%−1.4 pts

31▼8San Juan County, NMNM120,3401.9%−0.8 pts

32▼3Taos County, NMNM34,5641.8%+0.6 pts

33McKinley County, NMNM68,1190.7%−0.7 pts

SHOWING 1–33 OF 33

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