ZipCodeLook
91942

Zip code 91942: La Mesa, California

Residential delivery areaSan Diego CountyPacific Time
Population
41,424
Median household income
$93K
U.S. $81K
Median home value
$776K
U.S. $333K
Median rent
$2,032/mo
U.S. $1,413
Median age
37.7
U.S. 38.9
Land area
5.8 sq mi
7,179 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 91942

91942 is an urban zip code in La Mesa, California (San Diego County), covering 5.8 sq mi of land. About 41,424 people live here, or 7,179 per square mile. The median resident is 37.7 years old, compared with 38.9 nationally.

The median household earns $92,896 a year, 15% above the national median of $80,734. 12.3% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $775,700, or 8.4 years of median household income (U.S.: 4.1 years), which makes homes relatively expensive for local earners. 46% of occupied homes are lived in by their owners, and renters pay a median of $2,032 a month.

41% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 23.7 minutes each way, and 18% of workers work from home. The most common jobs among working residents are in management; healthcare; and office and administrative support. 30% of households speak a language other than English at home, most often Spanish.

How 91942 compares

Sorted from highest to lowest national percentile

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Median age
37.7
Under 18
20.9%
65 and over
15.8%

Race and ethnicity

  • White51%
  • Black7%
  • Hispanic28%
  • Asian6%
  • Native American0.1%
  • Pacific Islander0.2%
  • Other0.8%
  • Multiracial6%
Diversity index
64.6
U.S. 61.4
Foreign-born
14.2%
U.S. 14.1%
Born in state
59.3%

Language spoken at home (households)

English only
70%
Spanish
16%
Other Indo-European
5%
Asian / Pacific
6%
Other
3%

Households

Households
17,684
Average household size
2.3
Family households
52.4%
Married couples
35.7%
Living alone
35.5%
Veterans (of adults)
9.8%
Male / female
48% / 52%

Income and poverty

Household income distribution

<$25k
13%
$25–50k
13%
$50–75k
15%
$75–100k
12%
$100–150k
22%
$150–200k
13%
$200k+
12%

Median household income

91942
$92,896
San Diego Co.
$106,268
California
$99,122
United States
$80,734
Per capita income
$49,775
U.S. $44,673
Poverty rate
12.3%
U.S. 12.5%
Households earning $150K+
25.5%
U.S. 23%
Income inequality (Gini)
0.430
U.S. 0.483

Housing

Median home value

91942
$775,700
San Diego Co.
$854,700
California
$734,700
United States
$332,700

Median gross rent

91942
$2,032
San Diego Co.
$2,246
California
$2,036
United States
$1,413

Types of housing

Single-family
48%
2–4 units
10%
5–19 units
13%
20+ units
28%
Mobile home
1%
Boat, RV, van
0.4%
Housing units
18,607
Owner-occupied
45.5%
Vacant
5%
Median year built
1971
Median rooms
4.3
Renters paying 30%+ of income
60.2%
Renters paying 50%+ of income
28.3%
Home value to income
8.4× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone
70%
Carpooled
7%
Transit
1%
Walked
2%
Bicycle
0%
Worked from home
18%
Other
2%

Commute time (one way)

<10 min
8%
10–19
29%
20–29
33%
30–44
21%
45–59
6%
60+
4%
Average commute
23.7 min
U.S. 26.4 min
Unemployment
6.2%
U.S. 5.2%
In labor force
69.6%
U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management
12%
Healthcare
10%
Office and admin
10%
Sales
8%
Business and finance
8%
Construction and repair
7%
Education
6%
Engineering and science
6%
Cleaning and personal care
5%
Transportation and moving
5%
Computer and math
5%
Food service
5%
Production
4%
Legal and social services
4%
Arts, media and sports
3%
Police and fire
1%
Farming, fishing and forestry
0%

Industries

Health care and social assistance
15%
Professional and technical services
15%
Education
10%
Retail
8%
Restaurants and hotels
7%
Manufacturing
7%
Transportation, warehousing and utilities
6%
Construction
6%
Other services
6%
Finance, insurance and real estate
6%
Public administration
5%
Arts and recreation
3%
Admin, support and management
3%
Information
2%
Wholesale
1%
Agriculture and mining
0.3%
Median earnings per worker
$63,636
U.S. $49,666
Self-employed
12.1%
U.S. 10%
Government workers
18%
U.S. 14.5%
Nonprofit workers
8%
U.S. 8.8%

Median earnings by type of work

Type of work91942U.S.
Management, business, science and arts$84,043$74,888
Service$33,148$26,804
Sales and office$45,228$40,476
Construction and maintenance$68,432$49,199
Production and transportation$52,877$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma
6%
High school
16%
Some college
25%
Associate's
13%
Bachelor's
27%
Graduate
14%
High school graduate or higher
94.5%
Bachelor's degree or higher
40.9%
Graduate or professional degree
13.8%
Households with broadband
92.6%
Cable, fiber or DSL
82.3%
No internet access
4.8%
Without health insurance
5%
Limited-English households
4.3%

Geography

City (USPS)
La Mesa
Center point
32.7773° N, 117.0213° W
Land area
5.8 sq mi
Water area
under 0.1 sq mi
Time zone
Pacific Time (UTC-8, UTC-7 in summer)
Zip type
Residential delivery area

Cities and towns within this zip

  • La Mesa100% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 91942

ZipCityDistanceIncome
91943La Mesa · PO box0.7 mi—
91944La Mesa · PO box0.7 mi—
91941La Mesa1.9 mi$115,381
91946Lemon Grove · PO box2.5 mi—
91976Spring Valley · PO box2.6 mi—
91979Spring Valley · PO box2.6 mi—
92119San Diego2.9 mi$113,435
91945Lemon Grove3.1 mi$88,016
92115San Diego3.1 mi$79,199
92182San Diego3.1 mi—
92120San Diego3.3 mi$120,661
92020El Cajon3.3 mi$76,032

Zip codes like 91942 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 91942

What city is zip code 91942?

91942 is assigned to La Mesa, California. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 91942 in?

91942 is in San Diego County, California.

What is the population of 91942?

About 41,424 people live in 91942, according to the Census Bureau's American Community Survey.

What time zone is 91942 in?

91942 is in Pacific Time.

What is the median household income in 91942?

The median household income in 91942 is $92,896.

What zip codes are near 91942?

The closest zip codes to 91942 are 91943, 91944, 91941, 91946, 91976.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 91942, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.