RANKING · 2020 CENSUS · 26 SHOWN OF 26

Highest South American population share, New Mexico counties · 2020

New Mexico counties ranked by the share of all residents who are South American origin (2020 American Community Survey). A concentration measure: South American residents as a percentage of total population. This list covers the 26 counties in New Mexico that qualify, ranked against each other statewide.

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 SHAREVS 2010

01Guadalupe County, NMNM4,3432.3%–

02Lincoln County, NMNM19,8441.1%+1.0 pts

03Sandoval County, NMNM159,5650.7%+0.5 pts

04Los Alamos County, NMNM19,4070.7%+0.4 pts

05Catron County, NMNM3,8270.6%−0.5 pts

06Bernalillo County, NMNM667,6010.6%+0.2 pts

07Santa Fe County, NMNM156,9070.5%+0.0 pts

08Otero County, NMNM70,3680.4%+0.3 pts

09Taos County, NMNM34,5640.4%+0.3 pts

10Valencia County, NMNM82,0130.3%+0.1 pts

11Socorro County, NMNM15,8380.2%–

12Curry County, NMNM46,6550.2%+0.0 pts

13Roosevelt County, NMNM18,6150.2%–

14San Juan County, NMNM120,3400.2%+0.1 pts

15Doña Ana County, NMNM229,0910.1%+0.0 pts

16Lea County, NMNM74,7490.1%–

17Union County, NMNM3,8440.1%–

18Quay County, NMNM8,4540.1%–

19San Miguel County, NMNM26,2600.1%−0.2 pts

20Chaves County, NMNM63,3640.1%−0.1 pts

21Rio Arriba County, NMNM39,8320.1%+0.1 pts

22Cibola County, NMNM26,8070.1%–

23Grant County, NMNM27,2520.0%−0.6 pts

24McKinley County, NMNM68,1190.0%–

25Eddy County, NMNM62,5090.0%–

26Colfax County, NMNM12,1840.0%−0.3 pts

SHOWING 1–26 OF 26

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS