La Mesa: Demographics & People

La Mesa's population stands at 473 people, in 192 households. Population shrank 13.7% from 548 (2022) to 473 (2024). Median age 63.7 years. (29.4y older than Doña Ana County; 24.0y older than New Mexico). Children under 18 are 13% of the population. Population is 82% Hispanic or Latino and 4% White (non-Hispanic). 74% of households are family-led. County health: 36% adult obesity, 15% smoke.

Population & Trend

Population shrank 13.7% from 548 (2022) to 473 (2024). Estimated 2026 population: ~410 (extrapolated at -6.8%/yr trend). Census Bureau Vintage estimate: 335.

Census data vintage2024
Population219,561 people
Annual growth rate · Population change-13.7%
Annual growth rate · Population (2022)548
Annual growth rate · Population (2024)473
Annual growth rate · Trend categoryshrinking
Population473 people
Population Estimate335

Sources: Census ACS 5-Year 2023, Table B01003  ·  Refreshed 2026-04-12

Age Distribution

Median age 63.7y is 24.8 years older than the U.S. median (38.9y). Children under 18 make up 13% — below the U.S. share of ~22%.

Age Summary · Median age63.7 years (vs New Mexico 39.7y)
Age Summary · Children Pct12.7%
Age Summary · Characterretirement community
Population under 1860
Median age63.7 years (vs New Mexico 39.7y)

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Race, Ethnicity & Diversity

Of 473 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).

White residents200
Hispanic or Latino residents531
Diversity Index · Simpson Index-0.44
Diversity Index · Interpretationless diverse
Hispanic or Latino population82.2%
White (non-Hispanic) population3.8%

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Ancestry

Self-reported ancestry from Census ACS — what residents report as their ethnic origin, separate from race. Counts can exceed population because people can list multiple ancestries.

Top (4)

(unnamed)
Hispanic Total
(unnamed)
Puerto Rican
(unnamed)
German
(unnamed)
Italian

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS).

Residents born in this state181
Residents born in another state116
Share born in this state38.3%
Share born in another state61.7%
Native-born U.S. citizens24.5%
Naturalized citizens37.2%
Total foreign-born residents206

Households & Family Composition

192 households. Averaging 2.4 people each — matches the U.S. average of 2.5. 74% are family households — above the U.S. share of ~65%. Of 186 families, 0% are married couples with children.

Children under 18137
Total families186
Single-parent households37
Average household size2.41
Women who gave birth (past year)18.5%
Grandparents living with grandchildren60
Family households143 households
Households that are families74.5%
Total households192 households

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Residential Stability & Migration

How long residents have lived here and where they came from. 3.6% moved within the county in the past year — the U.S. baseline is roughly 8–10%.

Moved within the county (past year)3.6%
Migration · People moving in (annual)194,947
Migration · People moving out (annual)194,932
Migration · Net migration (in − out)15
Migration · Population growingYes
Migration · Year2022-2023

Sources: IRS SOI Migration 2021-2022  ·  Refreshed 2026-04-12

Disability

Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.

Residents with a disability87
Disability rate13.4%

Other

Congressional District · District2
Congressional District · Congress118th
Cdc Birth Rate · Fips35,013
Cdc Birth Rate · State Fips35
Cdc Birth Rate · County Fips13
Cdc Birth Rate · CountyDona Ana
Cdc Birth Rate · Birth Rate24.5%
Cdc Birth Rate · Lower Ci22.80
Cdc Birth Rate · Upper Ci26.20
Cdc Mortality · Fips35,013
Cdc Mortality · CountyDona Ana County
Cdc Mortality · Urban RuralSmall metro
Cdc Mortality · Total Deaths 2020 20237,935
Cdc Vaccination · Fips35,013
Cdc Vaccination · CountyDona Ana County
Cdc Vaccination · Dose1 Pop Pct95.0%
Cdc Vaccination · Series Complete Pct80.3%
Cdc Vaccination · Booster Pct50.6%
Cdc Vaccination · Population 2019218,195
Cdc Vaccination · Metro StatusMetro
Family Score · Score1.50
Family Score · Schools1
Family Score · Children Pct12.7%
Family Score · Ratinglimited
Town Summary · Key Factspopulation 473, shrinking, retirement community, working-class, mixed
Town Summary · Population473 people
Town Summary · CountyDoña Ana County

Sources: NCES school congressional district assignment · federal dataset cascade