La Mesa, CA

Census ZIP code profile for La Mesa, CA — 2 ZIPs, total population 69,848. Median income, home value, education, commute, and demographics from the U.S. Census Bureau American Community Survey 2023 5-Year Estimates.

2026 data Public-data reference. official source

Source:

La Mesa, CA is covered by 2 USPS ZIP codes serving a combined population of 69,848 according to Census ACS 5-Year Estimates. U.S. cities rarely map cleanly to a single ZIP — La Mesa splits its residents across 2 delivery areas, each with its own demographic and housing profile. The table below lists every ZIP by population, so you can see which neighborhoods carry the weight of the city total and which are smaller pockets of the same municipal boundary.

Aggregated across every ZIP in La Mesa, the median household income averages $104,139 and per-capita income averages $53,657. Poverty rate runs at 9.8% and unemployment at 5.5%. On housing, the average median home value is $852,200 with median rent of $2,090 per month, and 56.5% of occupied units are owner-occupied. These are arithmetic averages across the 2 ZIPs — not population-weighted — so small ZIPs influence the headline numbers the same as large ones.

Use this city view to compare ZIPs inside La Mesa against each other rather than hunting for a single "city average." The Affordability Dashboard linked below combines these Census inputs with HUD Fair Market Rents, FBI crime data, and Department of Labor childcare costs into a graded scorecard for La Mesa as a whole, while individual ZIP pages show fine-grained household income, housing profile, education attainment, commute time, and nearby-ZIP benchmarks. Every field on this page is sourced directly from U.S. Census Bureau ACS 2023 5-Year Estimates — no estimates, no proprietary scoring, no editorial adjustment.

Affordability Dashboard
Income, housing, safety, childcare — all in one view
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2

ZIP Codes

69,848

Population

$104,139

Median Income

$852,200

Median Home Value

39.4

Median Age

How much do residents of La Mesa earn?

Median Household Income
$104,139
Per Capita Income
$53,657
Unemployment Rate
5.5%
Poverty Rate
9.8%

What does housing look like in La Mesa?

Median Home Value
$852,200
Median Rent
$2,090/mo
Owner Occupied
56.5%
Housing Units
31,791

Who lives in La Mesa?

Bachelor's Degree+
44.0%
High School+
59.6%
Avg Commute
24 min
Foreign Born
12.3%

ZIP Codes in La Mesa, CA

Side-by-side: Compare 91942 vs 91941 →

ZIP Code Population Density Timezone
91942 38,069 2,506 America/Los_Angeles
91941 31,779 1,522 America/Los_Angeles

Frequently Asked Questions

How many ZIP codes are in La Mesa, CA?
La Mesa, CA has 2 ZIP codes with a combined population of 69,848, based on Census ACS 2023 data.
What is the median household income in La Mesa?
The average median household income across La Mesa, CA ZIP codes is $104,139. The poverty rate is 9.8%.
What is the cost of living in La Mesa?
The average median home value in La Mesa, CA is $852,200. Median rent is $2,090/month. 56.5% of homes are owner-occupied.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping) and Source: simplemaps.com (ZIP coordinates & timezones). Verify with HUD →

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau American Community Survey (ACS). Consult a qualified professional before making decisions based on this data.