ZIP Code 94546 - Castro Valley California

ZIP Code 94546 is located in Castro Valley California. Portions of 94546 are also in Ashland and Hayward and Oakland. 94546 is entirely within Alameda County. Regionally, it is located in the Metro Bay Area.

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ZIP Code 94546 Quick Stats

ZIP Code NameCastro Valley
Primary CountyAlameda County
ZIP Code TypeStandard
Population (2022)45,761
Area Code(s)341 / 510
Current Time

ZIP Code 94546 Map

94546 Demographics

94546 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in California based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 94546 is White. The majority race/ethnicity attending public schools in 94546 is Asian. The current unemployment level in 94546 is 5.2%.

Population Growth Rate0.00%
Population Density1,732 People per Square Mile
Total Households15,944
Percentage High Income Households8.7%
Median Household Income (2021)$111,570
Average Adjusted Gross Income (2021)$391,350
Current Unemployment Rate (May 2024)5.2%
Majority Race/EthnictyWhite - 47.51%
Public School Majority Race/EthnictyAsian - 30.82%

94546 Race/Ethnicty Breakdown

Native American5111.07%
Hawaiian/Pac. Islander1430.3%

94546 Public School Race/Ethnicty Breakdown

Native American90.14%
Hawaiian/Pac. Islander370.57%

94546 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College2,2288.1%
Bachelor Degree6,60224%
High School Diploma6,95725.29%
No High School Diploma3021.1%
GED or Alternate4781.74%
1 or More Years of College5,21918.97%
Associates Degree2,5189.15%
Masters Degree2,3408.51%
Professional Degree5982.17%
Doctorate Degree2680.97%

94546 Geography

Adjacent ZIP Codes
Cities/Towns in 94546
Neighborhoods in 94546
RegionMetro Bay Area
Metropolitan/Micropolitan Stat AreaSan Francisco-Oakland-Berkeley, CA
Time ZonePacific Daylight Time
IANA TimezoneAmerica/Los_Angeles
Area26 Square Miles

94546 Politics

US Congressional Districts in 94546
California State Senate Districts in 94546
California State Assembly Districts in 94546

94546 Weather and Climate Data

Plant Hardiness ZoneZone 10a: 30F to 35F
Average First Frost DateDecember 21 - 31
Average Last Frost DateFebruary 1 - 10
Koppen-Geiger Climate ZoneCsb - Warm-Summer Mediterranean Climate

94546 Annual Climate Data

Avg Min Temp (°F)41444547505355565552454149
Avg Max Temp (°F)56606267707477777773635768
Avg Precip (In.)4.774.283.741.

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