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ZIP Code 91942
La Mesa, CA, San Diego County
Population
41,424
Land area
5.8sq mi
People per sq mi
7,179
City
La Mesa
ZIP 91942 and nearby ZIP codes
ZIP 91942 at a glance
- ZIP 91942 (La Mesa) is about 28 times as dense as California as a whole.
- Households here earn a median of $92,896 a year, 6% less than the California figure of $99,122.
- A typical owner-occupied home is valued at $775,700 (6% above California) and median rent is $2,032 a month.
Local data for ZIP 91942
Counts from official public data
- Hospitals2
- Emergency Rooms1
- Nursing Homes6
- Schools12
- Colleges1
- Libraries1
- Banks10
- Post Offices3
- Parks16
- Grocery Stores15
- Restaurants204
- Affordable Housing2
- Home Health Agencies3
- Hospice Care2
- Dialysis Centers1
- Rehab & Long-Term Care Hospitals1
- Community Health Centers4
- Mental Health & Addiction Treatment4
- Private Schools6
- Community Colleges & Trade Schools1
Housing and community stats
ZIP 91942, American Community Survey 2020-2024
Median household income
$92,896
Poverty rate
12.3%
Median home value
$775,700
Prices +3.3% in a year
Median rent
$2,032/mo
Homeownership
45.5%
Bachelor's or higher
40.9%
Median age
37.7
Average commute
23.7 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
1,532
ZIP Business Patterns 2023
Employees
20,503
$1.2B annual payroll
PPP loans
$112M
1,731 loans
Campaign donations
$170K
29% D, 23% R, 2026 cycle
Environment and hazard risk
ZIP 91942, from FEMA, NOAA and EPA
Natural hazard risk
Very High
Top: wildfire
Storm events since 1996
2,698
Countywide, mostly high wind
Flood insurance policies
6,088
0.7% of homes, county
July high / Jan low
86° / 43°F
11.6 inches of rain a year
Health statistics
Share of adults in ZIP 91942, CDC PLACES estimates
Obesity
26.2%
U.S. 33.3% -7.1 pts
Diabetes
9.4%
U.S. 12.1% -2.7 pts
Smoking
10.4%
U.S. 12.8% -2.4 pts
Uninsured (18-64)
7.1%
U.S. 11.1% -4.0 pts
Frequently asked questions
- What city is ZIP code 91942?
- ZIP code 91942 is in La Mesa, CA (San Diego County).
- What county is ZIP code 91942 in?
- ZIP code 91942 is mostly in San Diego County, California.
- How many people live in ZIP code 91942?
- About 41,424 people live in the 91942 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.