ZIP Code Tabulation Area · California

ZIP Code 94587: Union City, CA

ZIP Code 94587 (Union City, Alameda County, California) has an estimated 67,464 residents in 21,240 households. The median household income is $133,715, the median home value is $1,104,900 and the median gross rent is $2,713/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

67,464

Margin of error ±72

Median household income

$133,715

Margin of error ±$8,054

Median home value

$1,104,900

Margin of error ±$29,284

Median gross rent

$2,713/mo

Margin of error ±$80

Median age

43.0 yrs

Margin of error ±0.9 yrs

Mean travel time to work

31.9 min

Margin of error ±1.9 min

How ZIP 94587 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 9458743.0 yrsCalifornia37.9 yrsUnited States38.9 yrs

Median household income

ZIP 94587$133,715California$99,122United States$80,734

Per capita income

ZIP 94587$57,977California$49,513United States$44,673

Poverty rate

ZIP 945877.2%California12.0%United States12.5%

Unemployment rate

ZIP 945875.3%California6.6%United States5.2%

Bachelor's degree or higher

ZIP 9458745.1%California37.1%United States35.7%

Median home value

ZIP 94587$1,104,900California$734,700United States$332,700

Median gross rent

ZIP 94587$2,713/moCalifornia$2,036/moUnited States$1,413/mo

Owner-occupied homes

ZIP 9458764.7%California55.9%United States65.2%

Mean travel time to work

ZIP 9458731.9 minCalifornia28.7 minUnited States26.4 min

Worked from home

ZIP 9458718.6%California17.2%United States15.1%

All figures for ZIP 94587

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 94587 — ACS 2020–2024 5-year estimates
MeasureZIP 94587Margin of errorCaliforniaUnited States
Total population67,464±7239,287,377334,922,499
Median age43.0 yrs±0.9 yrs37.9 yrs38.9 yrs
Households21,240±52113,548,091129,227,496
Median household income$133,715±$8,054$99,122$80,734
Per capita income$57,977±$1,931$49,513$44,673
Poverty rate7.2%±1.2 pts12.0%12.5%
Unemployment rate5.3%±1.1 pts6.6%5.2%
Bachelor's degree or higher45.1%±1.9 pts37.1%35.7%
Median home value$1,104,900±$29,284$734,700$332,700
Median gross rent$2,713/mo±$80$2,036/mo$1,413/mo
Owner-occupied homes64.7%±2.5 pts55.9%65.2%
Mean travel time to work31.9 min±1.9 min28.7 min26.4 min
Worked from home18.6%±1.6 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 94587
GroupZIP 94587CaliforniaUnited States
White alone, not Hispanic or Latino13.6%33.8%57.4%
Black or African American alone, not Hispanic or Latino4.4%5.2%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.2%0.3%0.5%
Asian alone, not Hispanic or Latino56.9%15.3%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.6%0.3%0.2%
Some other race alone, not Hispanic or Latino0.5%0.6%0.6%
Two or more races, not Hispanic or Latino3.4%4.4%4.3%
Hispanic or Latino (of any race)20.2%40.2%19.3%

Where ZIP 94587 is

State
California
Main county
Alameda County
Largest overlapping place
Union City (63% of the ZIP's land area)
Land area
19.63 sq mi· about 3,437 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 Alameda County

94555 Fremont, CA94560 Newark, CA94566 Pleasanton, CA94568 Dublin, CA94577 San Leandro, CA94578 San Leandro, CA94579 San Leandro, CA94580 San Lorenzo, CA94586 Sunol, CA94588 Pleasanton, CA94601 Oakland, CA94602 Oakland, CA94603 Oakland, CA94605 Oakland, CA94606 Oakland, CA94607 Oakland, CA94608 Oakland, CA94609 Oakland, CA94610 Oakland, CA94611 Oakland, CA94612 Oakland, CA94613 Oakland, CA94618 Oakland, CA94619 Oakland, CA

See every ZIP code in California, or compare ZIP 94587 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.