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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

Zip Code 94546, Castro Valley, CA

ZIP Code 94546 Details

Zip Code:94546
City:Castro Valley
State:CA [California]
Counties:ALAMEDA, CA
Multi County:No
City Alias(es):Castro Valley
Area Code:510 / 341
City Type:B [Branch]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:593 ft
State FIPS:06
County FIPS:001
Intro Date:<2004-10

ZIP Code 94546 2010 Census Demographics

Current Population:44,118
2010 Population:42,209
Households per ZIP Code:16,117
Average House Value:$764,800
Avg. Income Per Household:$101,445
Persons Per Household:2.58
White Population:29,019
Black Population:3,164
Hispanic Population:7,949
Asian Population:8,258
American Indian Population:889
Hawaiian Population:579
Other Population:3,409
Male Population:20,219
Female Population:21,990
Median Age:41.20 years
Male Median Age:40.00 years
Female Median Age:42.40 years

ZIP Code 94546 Other Demographics

# Residential Mailboxes:17,100
# Business Mailboxes:889
Total Delivery Receptacles:21,077
Number of Businesses:827
1st Quarter Payroll:$99,561,000
Annual Payroll:$429,732,000
# of Employees:8,695
Water Area:0.197 sq mi
Land Area:9.561 sq mi
113th Congressional District:15
113th Congressional Land Area:599.45 sq mi
Single Family Delivery Units:12,653
Multi Family Delivery Units:3,990
# Residential Mailboxes:17,100
# Business Mailboxes:889
Total Delivery Receptacles:21,077

ZIP Code 94546 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 7,450 7,510 +60
Retired Workers: 5,625 5,745 +120
Disabled Workers: 675 640 -35
Widow(er)s and Parents: 470 450 -20
Spouses: 320 325 +5
Children: 360 350 -10
65+: 6,115 6,210 +95
Monthly Benefits - All: $10,993,000 $11,445,000 +$452,000
Monthly Benefits - Retired Workers: $8,780,000 $9,239,000 +$459,000
Monthly Benefits - Widow(ers): $679,000 $683,000 +$4,000

ZIP Code 94546 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:4,335,391
CBSA Division Population:2,559,296
MSA: 7362
MSA Name: San Francisco-Oakland-San Jose, CA CMSA
PMSA: 5775
PMSA Name: Oakland, CA PMSA
City State Key:Z20540
Preferred Last Line Key:Z20540
94545: Previous ZIP Code
Next ZIP Code: 94547


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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: 5/1/2022],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],