RANKING · 2024 ACS · 33 SHOWN OF 33

Least racially diverse, New Mexico counties

New Mexico counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2024 ACS). This list covers the 33 counties in New Mexico that qualify, ranked against each other statewide.

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New MexicoAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RANKPLACESTATEPOPDIVERSITY SCOREVS –

01McKinley County, NMNM68,11946–

02Guadalupe County, NMNM4,34348–

03Mora County, NMNM4,05150–

04San Miguel County, NMNM26,26050–

05Catron County, NMNM3,82752–

06Doña Ana County, NMNM229,09158–

07Luna County, NMNM25,40759–

08De Baca County, NMNM1,64759–

09Los Alamos County, NMNM19,40759–

10Rio Arriba County, NMNM39,83262–

11Lea County, NMNM74,74964–

12Sierra County, NMNM11,39564–

13Lincoln County, NMNM19,84466–

14Chaves County, NMNM63,36466–

15Hidalgo County, NMNM3,92966–

16Valencia County, NMNM82,01366–

17Grant County, NMNM27,25268–

18Colfax County, NMNM12,18468–

19Eddy County, NMNM62,50969–

20Union County, NMNM3,84469–

21Roosevelt County, NMNM18,61570–

22Quay County, NMNM8,45471–

23Santa Fe County, NMNM156,90772–

24Taos County, NMNM34,56472–

25Torrance County, NMNM16,10072–

26Curry County, NMNM46,65575–

27Bernalillo County, NMNM667,60177–

28Socorro County, NMNM15,83877–

29Harding County, NMNM61778–

30Otero County, NMNM70,36878–

31Sandoval County, NMNM159,56581–

32San Juan County, NMNM120,34081–

33Cibola County, NMNM26,80781–

SHOWING 1–33 OF 33

Download CSV (full list, 33 rows)How this score is calculated

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES