ZIP code 91942: La Mesa, CA
91942 is a ZIP code in La Mesa, California, mainly in San Diego County, part of the San Diego-Chula Vista-Carlsbad, CA metro area. About 41,424 people live here.
- Population
- 41,424
- Median household income
- $92,896
- Typical home value
- $806,500+2.2% in 12 months
- Median rent
- $2,032gross, per month
- Median age
- 37.7
- Homeowners
- 45.5%of occupied homes
Shaded: ZIP code 91942's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 91942 details
| City | La Mesa |
|---|---|
| State | California |
| County | San Diego County |
| Metro area | San Diego-Chula Vista-Carlsbad, CA |
| Time zone | Pacific Time (UTC−8), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 5.8 sq mi |
| Population density | 7,179 people per sq mi |
| Bachelor's degree or higher | 40.9% of adults 25+ |
| Average commute | 23.7 minutes |
| Center coordinates | 32.77727, -117.02134 |
Median rent in 91942 by bedrooms
| Size | Median gross rent |
|---|---|
| Studio | $1,622/mo |
| 1 bedroom | $1,803/mo |
| 2 bedrooms | $2,270/mo |
| 3 bedrooms | $2,679/mo |
| 4 bedrooms | $2,595/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 91942
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 91943 | La Mesa, CA | 0.7 mi | — |
| 91944 | La Mesa, CA | 0.7 mi | — |
| 91941 | La Mesa, CA | 1.9 mi | 33,218 |
| 91946 | Lemon Grove, CA | 2.5 mi | — |
| 91976 | Spring Valley, CA | 2.6 mi | — |
| 91979 | Spring Valley, CA | 2.6 mi | — |
| 92119 | San Diego, CA | 2.9 mi | 24,456 |
| 92182 | San Diego, CA | 3.1 mi | 0 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 91942?
A typical home in ZIP code 91942 is worth about $806,500 (Zillow Home Value Index). The median household here earns $92,896 a year. See what buying here would cost per month, with California average taxes and insurance filled in.
Monthly payment for a $806,500 homeWhat can a $92,896 income afford?Rental property numbers
About ZIP code 91942
What city is ZIP code 91942?
ZIP code 91942 is in La Mesa, CA, in San Diego County.
What county is ZIP code 91942 in?
91942 is mainly in San Diego County, California.
What is the population of ZIP code 91942?
About 41,424 people live in ZIP code 91942, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 91942 in?
91942 is in Pacific Time (UTC−8). It observes daylight saving time.