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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

Zip Code 94587, Union City, CA

ZIP Code 94587 Details

Zip Code:94587
City:Union City
State:CA [California]
Counties:ALAMEDA, CA
Multi County:No
City Alias(es):Union City
Area Code:510 / 341
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:40 ft
State FIPS:06
County FIPS:001
Intro Date:<2004-10

ZIP Code 94587 2020 Census Demographics

Current Population:69,608
2020 Population:70,121
Households per ZIP Code:21,427
Average House Value:$860,300
Avg. Income Per Household:$127,828
Persons Per Household:3.24
White Population:9,625
Black Population:3,158
Hispanic Population:15,075
Asian Population:40,612
American Indian Population:714
Hawaiian Population:817
Other Population:8,050
Male Population:34,902
Female Population:35,219
Median Age:39.60 years
Male Median Age:37.80 years
Female Median Age:41.40 years

ZIP Code 94587 Other Demographics

# Residential Mailboxes:21,484
# Business Mailboxes:1,283
Total Delivery Receptacles:23,745
Number of Businesses:1281
1st Quarter Payroll:$337,138,000
Annual Payroll:$1,419,338,000
# of Employees:21,263
Water Area:1.121 sq mi
Land Area:19.631 sq mi
118th Congressional District:14
118th Congressional Land Area:259.5 sq mi
Single Family Delivery Units:15,178
Multi Family Delivery Units:4,130
# Residential Mailboxes:21,484
# Business Mailboxes:1,283
Total Delivery Receptacles:23,745

ZIP Code 94587 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 10,535 10,780 +245
Retired Workers: 8,045 8,290 +245
Disabled Workers: 865 850 -15
Widow(er)s and Parents: 540 565 +25
Spouses: 595 605 +10
Children: 490 470 -20
65+: 8,675 9,000 +325
Monthly Benefits - All: $14,205,000 $14,990,000 +$785,000
Monthly Benefits - Retired Workers: $11,554,000 $12,257,000 +$703,000
Monthly Benefits - Widow(ers): $672,000 $735,000 +$63,000

ZIP Code 94587 Statistical Areas

CBSA: 41860
CBSA Name: San Francisco-Oakland-Berkeley, CA
CBSA Type: Metro
CBSA Division: 36084
CBSA Division Name: Oakland-Berkeley-Livermore, CA
CBSA Population:0
CBSA Division Population:0
MSA: 7362
MSA Name: San Francisco-Oakland-San Jose, CA CMSA
PMSA: 5775
PMSA Name: Oakland, CA PMSA
City State Key:Z23660
Preferred Last Line Key:Z23660
94586: Previous ZIP Code
Next ZIP Code: 94588


  1. U.S. Postal Service [Last Updated: 6/1/2023],
  2. Internal Data Creation [Last Updated: 6/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census American National Standards Institute (ANSI) [Last Updated: 6/1/2023],
  6. U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],