ZIP Code Tabulation Area · California

ZIP Code 91791: West Covina, CA

ZIP Code 91791 (West Covina, Los Angeles County, California) has an estimated 33,028 residents in 10,821 households. The median household income is $102,266, the median home value is $843,600 and the median gross rent is $1,915/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

33,028

Margin of error ±1,986

Median household income

$102,266

Margin of error ±$5,064

Median home value

$843,600

Margin of error ±$17,856

Median gross rent

$1,915/mo

Margin of error ±$176

Median age

43.4 yrs

Margin of error ±2.0 yrs

Mean travel time to work

33.7 min

Margin of error ±4.1 min

How ZIP 91791 compares with California and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 9179143.4 yrsCalifornia37.9 yrsUnited States38.9 yrs

Median household income

ZIP 91791$102,266California$99,122United States$80,734

Per capita income

ZIP 91791$44,351California$49,513United States$44,673

Poverty rate

ZIP 917919.1%California12.0%United States12.5%

Unemployment rate

ZIP 917918.6%California6.6%United States5.2%

Bachelor's degree or higher

ZIP 9179133.4%California37.1%United States35.7%

Median home value

ZIP 91791$843,600California$734,700United States$332,700

Median gross rent

ZIP 91791$1,915/moCalifornia$2,036/moUnited States$1,413/mo

Owner-occupied homes

ZIP 9179164.5%California55.9%United States65.2%

Mean travel time to work

ZIP 9179133.7 minCalifornia28.7 minUnited States26.4 min

Worked from home

ZIP 9179115.1%California17.2%United States15.1%

All figures for ZIP 91791

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 91791 — ACS 2020–2024 5-year estimates
MeasureZIP 91791Margin of errorCaliforniaUnited States
Total population33,028±1,98639,287,377334,922,499
Median age43.4 yrs±2.0 yrs37.9 yrs38.9 yrs
Households10,821±57613,548,091129,227,496
Median household income$102,266±$5,064$99,122$80,734
Per capita income$44,351±$3,230$49,513$44,673
Poverty rate9.1%±2.1 pts12.0%12.5%
Unemployment rate8.6%±1.8 pts6.6%5.2%
Bachelor's degree or higher33.4%±2.2 pts37.1%35.7%
Median home value$843,600±$17,856$734,700$332,700
Median gross rent$1,915/mo±$176$2,036/mo$1,413/mo
Owner-occupied homes64.5%±3.4 pts55.9%65.2%
Mean travel time to work33.7 min±4.1 min28.7 min26.4 min
Worked from home15.1%±2.8 pts17.2%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 91791
GroupZIP 91791CaliforniaUnited States
White alone, not Hispanic or Latino10.7%33.8%57.4%
Black or African American alone, not Hispanic or Latino3.0%5.2%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.7%0.3%0.5%
Asian alone, not Hispanic or Latino31.8%15.3%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.1%0.3%0.2%
Some other race alone, not Hispanic or Latino0.5%0.6%0.6%
Two or more races, not Hispanic or Latino1.5%4.4%4.3%
Hispanic or Latino (of any race)51.7%40.2%19.3%

Where ZIP 91791 is

State
California
Main county
Los Angeles County
Largest overlapping place
West Covina (99% of the ZIP's land area)
Land area
6.64 sq mi· about 4,974 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Los Angeles County

91740 Glendora, CA91741 Glendora, CA91744 La Puente, CA91745 Hacienda Heights, CA91746 Industry, CA91748 Rowland Heights, CA91750 La Verne, CA91754 Monterey Park, CA91755 Monterey Park, CA91759 Los Angeles County, CA91765 Diamond Bar, CA91766 Pomona, CA91767 Pomona, CA91768 Pomona, CA91770 Rosemead, CA91773 San Dimas, CA91775 East San Gabriel, CA91776 San Gabriel, CA91780 Temple City, CA91789 Walnut, CA91790 West Covina, CA91792 West Covina, CA91801 Alhambra, CA91803 Alhambra, CA

See every ZIP code in California, or compare ZIP 91791 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.