RANKING · 2020 CENSUS · 26 SHOWN OF 26

Largest South American population, New Mexico counties · 2020

New Mexico counties ranked by the number of residents who are South American 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 26 counties in New Mexico that qualify, ranked against each other statewide. The median across all 26 is 89.

South Americans: full group profile →

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SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

RANKPLACESTATEPOPSOUTH AMERICAN POPULATIONVS 2010

01Bernalillo County, NMNM667,6013,871+56%

02Sandoval County, NMNM159,5651,070+239%

03Santa Fe County, NMNM156,907802+16%

04Doña Ana County, NMNM229,091295+14%

05Otero County, NMNM70,368268+523%

06Lincoln County, NMNM19,844210+4100%

07Valencia County, NMNM82,013193+103%

08San Juan County, NMNM120,340189+149%

09Los Alamos County, NMNM19,407136+127%

10Taos County, NMNM34,564130+665%

11Curry County, NMNM46,655103+11%

12Guadalupe County, NMNM4,343101–

13Lea County, NMNM74,74989–

14Chaves County, NMNM63,36455−59%

15Socorro County, NMNM15,83835–

16McKinley County, NMNM68,11931–

17Rio Arriba County, NMNM39,83231+417%

18Roosevelt County, NMNM18,61531–

19San Miguel County, NMNM26,26024−74%

20Catron County, NMNM3,82721−46%

21Cibola County, NMNM26,80720–

22Eddy County, NMNM62,50920–

23Grant County, NMNM27,25212−94%

24Quay County, NMNM8,4548–

25Union County, NMNM3,8444–

26Colfax County, NMNM12,1842−95%

SHOWING 1–26 OF 26

Download CSV (full list, 26 rows)

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