ZIP Code Tabulation Area · California

ZIP Code 94551: Alameda County, CA

ZIP Code 94551 (Alameda County, California) has an estimated 37,885 residents in 14,052 households. The median household income is $145,392, the median home value is $978,500 and the median gross rent is $2,696/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

37,885

Margin of error ±1,553

Median household income

$145,392

Margin of error ±$5,842

Median home value

$978,500

Margin of error ±$28,252

Median gross rent

$2,696/mo

Margin of error ±$151

Median age

39.7 yrs

Margin of error ±1.0 yrs

Mean travel time to work

31.5 min

Margin of error ±3.9 min

How ZIP 94551 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 9455139.7 yrsCalifornia37.9 yrsUnited States38.9 yrs

Median household income

ZIP 94551$145,392California$99,122United States$80,734

Per capita income

ZIP 94551$64,072California$49,513United States$44,673

Poverty rate

ZIP 945514.8%California12.0%United States12.5%

Unemployment rate

ZIP 945514.2%California6.6%United States5.2%

Bachelor's degree or higher

ZIP 9455148.1%California37.1%United States35.7%

Median home value

ZIP 94551$978,500California$734,700United States$332,700

Median gross rent

ZIP 94551$2,696/moCalifornia$2,036/moUnited States$1,413/mo

Owner-occupied homes

ZIP 9455170.6%California55.9%United States65.2%

Mean travel time to work

ZIP 9455131.5 minCalifornia28.7 minUnited States26.4 min

Worked from home

ZIP 9455121.5%California17.2%United States15.1%

All figures for ZIP 94551

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 94551 — ACS 2020–2024 5-year estimates
MeasureZIP 94551Margin of errorCaliforniaUnited States
Total population37,885±1,55339,287,377334,922,499
Median age39.7 yrs±1.0 yrs37.9 yrs38.9 yrs
Households14,052±52913,548,091129,227,496
Median household income$145,392±$5,842$99,122$80,734
Per capita income$64,072±$3,379$49,513$44,673
Poverty rate4.8%±1.2 pts12.0%12.5%
Unemployment rate4.2%±1.2 pts6.6%5.2%
Bachelor's degree or higher48.1%±3.4 pts37.1%35.7%
Median home value$978,500±$28,252$734,700$332,700
Median gross rent$2,696/mo±$151$2,036/mo$1,413/mo
Owner-occupied homes70.6%±3.3 pts55.9%65.2%
Mean travel time to work31.5 min±3.9 min28.7 min26.4 min
Worked from home21.5%±3.4 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 94551
GroupZIP 94551CaliforniaUnited States
White alone, not Hispanic or Latino44.5%33.8%57.4%
Black or African American alone, not Hispanic or Latino1.6%5.2%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.1%0.3%0.5%
Asian alone, not Hispanic or Latino18.2%15.3%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.4%0.3%0.2%
Some other race alone, not Hispanic or Latino0.2%0.6%0.6%
Two or more races, not Hispanic or Latino7.0%4.4%4.3%
Hispanic or Latino (of any race)28.1%40.2%19.3%

Where ZIP 94551 is

State
California
Main county
Alameda County— also overlaps Contra Costa County
Largest overlapping place
Livermore (16% of the ZIP's land area)
Land area
82.74 sq mi· about 458 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

94501 Alameda, CA94502 Alameda, CA94536 Fremont, CA94538 Fremont, CA94539 Fremont, CA94541 Hayward, CA94542 Hayward, CA94544 Hayward, CA94545 Hayward, CA94546 Castro Valley, CA94550 Alameda County, CA94552 Alameda County, CA94555 Fremont, CA94560 Newark, CA94566 Pleasanton, CA94568 Dublin, CA94577 San Leandro, CA94578 San Leandro, CA94579 San Leandro, CA94580 San Lorenzo, CA94586 Sunol, CA94587 Union City, CA94588 Pleasanton, CA94601 Oakland, CA

See every ZIP code in California, or compare ZIP 94551 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.