RANKING · 2024 ACS · 33 SHOWN OF 33

Oldest housing stock, New Mexico counties

New Mexico counties ranked by oldest median year of construction (2024 ACS). This list covers the 33 counties in New Mexico that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01Harding County, NMNM6171960+1%

02Union County, NMNM3,8441961+0%

03Quay County, NMNM8,4541966+0%

04Chaves County, NMNM63,3641972+0%

05Los Alamos County, NMNM19,4071974+1%

06Curry County, NMNM46,6551976+1%

07Guadalupe County, NMNM4,3431976+1%

08Hidalgo County, NMNM3,9291976+0%

09Colfax County, NMNM12,1841977+1%

10De Baca County, NMNM1,6471977+1%

11Roosevelt County, NMNM18,6151977+1%

12Cibola County, NMNM26,8071978+0%

13Grant County, NMNM27,2521978+0%

14Lea County, NMNM74,7491979+1%

15San Miguel County, NMNM26,2601979+1%

16Eddy County, NMNM62,5091980+1%

17Luna County, NMNM25,4071980+0%

18Socorro County, NMNM15,8381980+0%

19Bernalillo County, NMNM667,6011982+1%

20Mora County, NMNM4,0511983+1%

21Sierra County, NMNM11,3951983+1%

22Otero County, NMNM70,3681984+1%

23Rio Arriba County, NMNM39,8321984+1%

24Lincoln County, NMNM19,8441985+1%

25McKinley County, NMNM68,1191985+1%

26Taos County, NMNM34,5641985+1%

27Catron County, NMNM3,8271986+1%

28San Juan County, NMNM120,3401986+1%

29Torrance County, NMNM16,1001987+1%

30Santa Fe County, NMNM156,9071989+1%

31Valencia County, NMNM82,0131989+1%

32Doña Ana County, NMNM229,0911991+1%

33Sandoval County, NMNM159,5651997+1%

SHOWING 1–33 OF 33

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