Union City, CA 94587 ZIP Code Profile

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Union City, CA

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ZIP Code 94587: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Union City, CA 94587

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,555
  • Single Family Addresses: 17,237
  • Multi-Family Addresses: 3,911
  • County: Alameda County
  • Centroid: Latitude 37.594, Longitude -122.047
  • 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.


94587 ZIP Code Map

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Union City, CA 94587 Data & Demographics (As of July 1, 2017)


Total Population 74,232
Daytime Population: Workers 20,638
Daytime Population: Residents 39,452
Total Daytime Population (TDP) 60,090
Ratio TDP/Total Population1 0.81
Population in Households 73,715
Population in Familes 65,625
Population in Group Qrtrs 517
Population Density2 2,983
Diversity Index3 77


Median Household Income $89,928
Average Household Income $112,813
Per Capita Income $33,406


Total Housing Units 22,375 (100%)
Owner Occupied HU 14,078 (62.9%)
Renter Occupied HU 7,706 (34.4%)
Vacant Housing Units 591 ( 2.6%)
Median Home Value $572,376
Average Home Value $580,081


Total Households 21,784
Average Household Size 3.38
Family Households 17,730
Average Family Size 4
  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 0.94% 1.02%
Households 0.92% 1.0%
Families 0.89% 0.98%
Median Household Income   2.16%
Per Capita Income   2.36%

Union City, CA 94587 - Peer Comparisons by Rank and Percentile

The table below compares 94587 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 # 51 97th
Population Density # 621 65th
Diversity Index # 607 66th
Median Household Income # 315 82nd
Per Capita Income # 731 59th

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

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