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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

Zip Code 94505, Discovery Bay, CA

ZIP Code 94505 Details

Zip Code:94505
City:Discovery Bay
State:CA [California]
Multi County:Yes
City Alias(es):Discovery Bay
Area Code:925
City Type:N [Non Postal Community Name]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:7 ft
State FIPS:06
County FIPS:013
Intro Date:2007-06

ZIP Code 94505 2010 Census Demographics

Current Population:16,807
2010 Population:13,403
Households per ZIP Code:4,733
Average House Value:$640,100
Avg. Income Per Household:$128,865
Persons Per Household:2.82
White Population:11,610
Black Population:673
Hispanic Population:2,105
Asian Population:869
American Indian Population:232
Hawaiian Population:150
Other Population:742
Male Population:6,735
Female Population:6,668
Median Age:39.60 years
Male Median Age:40.10 years
Female Median Age:39.00 years

ZIP Code 94505 Other Demographics

# Residential Mailboxes:5,960
# Business Mailboxes:83
Total Delivery Receptacles:9,247
Number of Businesses:155
1st Quarter Payroll:$6,178,000
Annual Payroll:$29,306,000
# of Employees:687
Water Area:5.738 sq mi
Land Area:15.859 sq mi
113th Congressional District:09|15
113th Congressional Land Area:1245.28|599.45 sq mi
Single Family Delivery Units:5,743
Multi Family Delivery Units:0
# Residential Mailboxes:5,960
# Business Mailboxes:83
Total Delivery Receptacles:9,247

ZIP Code 94505 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 2,685 2,790 +105
Retired Workers: 2,120 2,185 +65
Disabled Workers: 245 255 +10
Widow(er)s and Parents: 115 125 +10
Spouses: 80 90 +10
Children: 125 135 +10
65+: 2,155 2,240 +85
Monthly Benefits - All: $4,393,000 $4,680,000 +$287,000
Monthly Benefits - Retired Workers: $3,617,000 $3,831,000 +$214,000
Monthly Benefits - Widow(ers): $192,000 $219,000 +$27,000

ZIP Code 94505 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:Z20894
Preferred Last Line Key:Z20894
94503: Previous ZIP Code
Next ZIP Code: 94506


  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],