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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

Zip Code 94597, Walnut Creek, CA

ZIP Code 94597 Details

Zip Code:94597
City:Walnut Creek
State:CA [California]
Multi County:No
City Alias(es):Walnut Creek
Area Code:925
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:142 ft
State FIPS:06
County FIPS:013
Intro Date:<2004-10

ZIP Code 94597 2020 Census Demographics

Current Population:24,657
2020 Population:23,661
Households per ZIP Code:10,559
Average House Value:$806,800
Avg. Income Per Household:$133,930
Persons Per Household:2.22
White Population:14,286
Black Population:742
Hispanic Population:2,991
Asian Population:4,479
American Indian Population:109
Hawaiian Population:35
Other Population:1,147
Male Population:11,411
Female Population:12,250
Median Age:39.10 years
Male Median Age:37.90 years
Female Median Age:40.40 years

ZIP Code 94597 Other Demographics

# Residential Mailboxes:11,107
# Business Mailboxes:531
Total Delivery Receptacles:12,183
Number of Businesses:664
1st Quarter Payroll:$290,966,000
Annual Payroll:$1,066,637,000
# of Employees:9,597
Water Area:0 sq mi
Land Area:4.053 sq mi
118th Congressional District:10
118th Congressional Land Area:1818.79 sq mi
Single Family Delivery Units:5,224
Multi Family Delivery Units:5,009
# Residential Mailboxes:11,107
# Business Mailboxes:531
Total Delivery Receptacles:12,183

ZIP Code 94597 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 3,565 3,560 -5
Retired Workers: 2,750 2,780 +30
Disabled Workers: 280 265 -15
Widow(er)s and Parents: 215 200 -15
Spouses: 185 190 +5
Children: 135 125 -10
65+: 3,040 3,080 +40
Monthly Benefits - All: $5,707,000 $5,904,000 +$197,000
Monthly Benefits - Retired Workers: $4,653,000 $4,874,000 +$221,000
Monthly Benefits - Widow(ers): $344,000 $337,000 ($7,000)

ZIP Code 94597 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:Z23779
Preferred Last Line Key:Z23779
94596: Previous ZIP Code
Next ZIP Code: 94598


  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],