La Mesa Population

1920–2026

59,754

2026 projection

2.2% since 2020 (decrease)

010K20K30K40K50K60K70K192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for La Mesa. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202659,754-1600.27%
202559,914-5490.91%
202460,463-1300.21%
202360,593-860.14%
202260,679-960.16%
202160,775-3460.57%
202061,121-740.12%
201961,195-1880.31%
201861,383-410.07%
201761,424+1770.29%

Showing 10 of 26 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

La Mesa has a population change lower than San Diego County, California, and the U.S.

  • United States+3.1%
  • California−0.4%
  • San Diego County−0.6%
  • La Mesa−1.9%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

La Mesa Demographics

37.4median age

Median age

Female37.6 yrs
Male37.2 yrs

Adults

47,580
9,437 seniors (65+) · 20% of adults38,143 other adults

Sex

Female 51.8% · 31,505Male 48.2% · 29,292

Population by age

MaleFemale85+ years, male: 53285+ years, female: 75080–84 years, male: 41180–84 years, female: 61875–79 years, male: 53375–79 years, female: 86470–74 years, male: 1,13170–74 years, female: 1,50965–69 years, male: 1,37865–69 years, female: 1,71160–64 years, male: 1,79660–64 years, female: 1,86455–59 years, male: 1,34655–59 years, female: 1,45250–54 years, male: 1,66850–54 years, female: 1,67945–49 years, male: 2,05945–49 years, female: 1,34340–44 years, male: 2,50840–44 years, female: 2,29535–39 years, male: 2,42335–39 years, female: 3,01030–34 years, male: 2,73430–34 years, female: 2,67125–29 years, male: 2,09725–29 years, female: 3,00720–24 years, male: 1,79320–24 years, female: 1,43515–19 years, male: 1,20515–19 years, female: 1,43910–14 years, male: 2,00110–14 years, female: 2,0405–9 years, male: 1,8745–9 years, female: 1,4000–4 years, male: 1,8030–4 years, female: 2,41885+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–41K1K2K2K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 608 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

La Mesa Income

$95,028median household income

Median household income

$95,028

Half of households earn more, half earn less

Median earnings

$63,255

Typical yearly pay for a worker 25 or older.

Poverty rate

11.5%

About 1 in 9 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

La Mesa Marital Status

45% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married45%47%42%
Never married35%38%33%
Divorced14%11%16%
Widowed5%2%7%
Separated2%2%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

14 sources

Population

American Community Survey, 2024 5-year

Additional sources