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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

Zip Code 94596, Walnut Creek, CA

ZIP Code 94596 Details

Zip Code:94596
City:Walnut Creek
State:CA [California]
Multi County:No
City Alias(es):Walnut Creek
Area Code:341 / 510 / 707 / 925
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:283 ft
State FIPS:06
County FIPS:013
Intro Date:<2004-10

ZIP Code 94596 2010 Census Demographics

Current Population:23,256
2010 Population:20,037
Households per ZIP Code:9,389
Average House Value:$1,032,100
Avg. Income Per Household:$115,938
Persons Per Household:2.12
White Population:16,528
Black Population:607
Hispanic Population:2,331
Asian Population:2,656
American Indian Population:181
Hawaiian Population:82
Other Population:962
Male Population:9,902
Female Population:10,135
Median Age:39.80 years
Male Median Age:38.40 years
Female Median Age:41.20 years

ZIP Code 94596 Other Demographics

# Residential Mailboxes:10,970
# Business Mailboxes:2,346
Total Delivery Receptacles:14,450
Number of Businesses:2106
1st Quarter Payroll:$722,681,000
Annual Payroll:$2,855,602,000
# of Employees:33,537
Water Area:0 sq mi
Land Area:5.958 sq mi
113th Congressional District:11
113th Congressional Land Area:493.61 sq mi
Single Family Delivery Units:4,127
Multi Family Delivery Units:6,536
# Residential Mailboxes:10,970
# Business Mailboxes:2,346
Total Delivery Receptacles:14,450

ZIP Code 94596 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 3,505 3,625 +120
Retired Workers: 2,790 2,880 +90
Disabled Workers: 200 220 +20
Widow(er)s and Parents: 185 180 -5
Spouses: 235 235 0
Children: 95 110 +15
65+: 3,130 3,220 +90
Monthly Benefits - All: $5,823,000 $6,211,000 +$388,000
Monthly Benefits - Retired Workers: $4,931,000 $5,268,000 +$337,000
Monthly Benefits - Widow(ers): $276,000 $287,000 +$11,000

ZIP Code 94596 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:Z23779
Preferred Last Line Key:Z23779
94595: Previous ZIP Code
Next ZIP Code: 94597


  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],