Castro Valley, CA 94546 ZIP Code Profile

Related Place Profiles:
Castro Valley, CA | Hayward, CA

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ZIP Code 94546: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Castro Valley, CA 94546

Acceptable Alternative
Hayward, CA 94546

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,288
  • Single Family Addresses: 12,990
  • Multi-Family Addresses: 4,002
  • County: Alameda County
  • Centroid: Latitude 37.726, Longitude -122.08
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


94546 ZIP Code Map

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Castro Valley, CA 94546 Data & Demographics (As of July 1, 2017)


Total Population 46,082
Daytime Population: Workers 11,244
Daytime Population: Residents 24,075
Total Daytime Population (TDP) 35,319
Ratio TDP/Total Population1 0.77
Population in Households 45,431
Population in Familes 37,046
Population in Group Qrtrs 651
Population Density2 1,821
Diversity Index3 73


Median Household Income $78,858
Average Household Income $103,962
Per Capita Income $39,874


Total Housing Units 17,911 (100%)
Owner Occupied HU 10,688 (59.7%)
Renter Occupied HU 6,717 (37.5%)
Vacant Housing Units 506 ( 2.8%)
Median Home Value $577,644
Average Home Value $593,544


Total Households 17,405
Average Household Size 2.61
Family Households 11,819
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.03% 1.09%
Households 0.94% 1.03%
Families 0.89% 1.01%
Median Household Income   2.27%
Per Capita Income   2.45%

Castro Valley, CA 94546 - Peer Comparisons by Rank and Percentile

The table below compares 94546 to the other 1,761 ZIP Codes in California by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 289 84th
Population Density # 733 58th
Diversity Index # 745 58th
Median Household Income # 480 73rd
Per Capita Income # 513 71st

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.

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