RANKING · 1990 CENSUS · 33 SHOWN OF 33

Largest senior population, New Mexico counties · 1990

New Mexico counties home to the most residents aged 65 and over as of 1990. Ranked by number of people, not the senior share. This list covers the 33 counties in New Mexico that qualify, ranked against each other statewide. The median across all 33 is 2,993.

New MexicoAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Most unmarried people Most unmarried men

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPRESIDENTS 65 AND OVERVS –

01Bernalillo County, NMNM667,60150,379–

02Doña Ana County, NMNM229,09112,024–

03Santa Fe County, NMNM156,90710,005–

04Chaves County, NMNM63,3648,298–

05Eddy County, NMNM62,5097,390–

06San Juan County, NMNM120,3406,921–

07Sandoval County, NMNM159,5656,342–

08Lea County, NMNM74,7495,992–

09Otero County, NMNM70,3684,593–

10Valencia County, NMNM82,0134,576–

11Curry County, NMNM46,6554,560–

12Grant County, NMNM27,2523,892–

13McKinley County, NMNM68,1193,837–

14Luna County, NMNM25,4073,608–

15Rio Arriba County, NMNM39,8323,293–

16Sierra County, NMNM11,3953,145–

17San Miguel County, NMNM26,2602,993–

18Taos County, NMNM34,5642,560–

19Roosevelt County, NMNM18,6152,237–

20Colfax County, NMNM12,1842,077–

21Cibola County, NMNM26,8071,977–

22Lincoln County, NMNM19,8441,930–

23Quay County, NMNM8,4541,782–

24Los Alamos County, NMNM19,4071,666–

25Socorro County, NMNM15,8381,547–

26Torrance County, NMNM16,1001,161–

27Union County, NMNM3,844747–

28Hidalgo County, NMNM3,929685–

29Mora County, NMNM4,051630–

30Guadalupe County, NMNM4,343567–

31De Baca County, NMNM1,647507–

32Catron County, NMNM3,827391–

33Harding County, NMNM617206–

SHOWING 1–33 OF 33

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