Counties in New Mexico by median age

Name: Counties in New Mexico by median age, 2022
Creator: U.S. Census Bureau
License: Public domain (US federal government work, citation requested)

Catron County had the highest median age of 33 counties in 2022, at 59.5 years. De Baca County had the lowest, at 28.5 years. The median was 40.8 years and the figure for New Mexico was 38.6 years. Source: the U.S. Census Bureau.

Highest59.5Catron County

Lowest28.5De Baca County

Median40.833 counties

New Mexico38.6History

All counties, 2022

CSV Chart (SVG)

years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

Rank	Counties	2022 years	Change on 2021
1	Catron County	59.5	-0.3
2	Mora County	59.4	+0.5
3	Sierra County	55.4	+0.1
4	Lincoln County	51.7	-0.9
5	Taos County	49.8	+0.4
6	Colfax County	49.2	-0.4
7	Grant County	48.1	+0.9
8	Santa Fe County	47.7	+0.6
9	Quay County	46.6	+2.1
10	San Miguel County	45	+0.3
11	Guadalupe County	43	+2.3
11	Torrance County	43	+0.1
13	Harding County	42.2	-1.7
14	Hidalgo County	42.1	-0.9
15	Rio Arriba County	41.7	+0.2
16	Los Alamos County	41.2	-0.3
17	Sandoval County	40.8	+0.4
18	Socorro County	39.6	-0.4
19	Union County	39.4	-0.3
20	Valencia County	38.8	-0.2
21	Bernalillo County	38.6	+0.3
22	Cibola County	38	-1.4
23	San Juan County	36.8	+0.4
24	Luna County	36.5	0
25	Chaves County	36.2	+0.1
26	Otero County	35.9	-0.6
27	Eddy County	35.7	+0.2
28	McKinley County	33.6	+0.3
29	Doña Ana County	33.2	-0.2
30	Lea County	32.2	+0.3
31	Curry County	31.7	0
32	Roosevelt County	31.3	+0.7
33	De Baca County	28.5	+1.2

Other periods

2024
2023
2022
2021

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2022/table-based-SF/data/5YRData/acsdt5y2022-b01002.dat. Retrieved 2026-10-08.

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Rank Counties in New Mexico by median age using official data, and cite the source.

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Questions

Which county has the highest median age?

Catron County, with 59.5 years in 2022, according to the U.S. Census Bureau.

Which county has the lowest median age?

De Baca County, with 28.5 years in 2022.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.