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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

Zip Code 93401, San Luis Obispo, CA

ZIP Code 93401 Details

Zip Code:93401
City:San Luis Obispo
State:CA [California]
Multi County:No
City Alias(es):San Luis Obispo
Sn Luis Obisp
Area Code:805
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Pacific (GMT -08:00)
Observes Daylight Saving:Yes
Elevation:330 ft
State FIPS:06
County FIPS:079
Intro Date:<2004-10

ZIP Code 93401 2020 Census Demographics

Current Population:31,721
2020 Population:29,877
Households per ZIP Code:13,278
Average House Value:$775,100
Avg. Income Per Household:$83,814
Persons Per Household:2.20
White Population:22,300
Black Population:354
Hispanic Population:5,364
Asian Population:1,381
American Indian Population:238
Hawaiian Population:44
Other Population:1,832
Male Population:14,731
Female Population:15,146
Median Age:38.40 years
Male Median Age:37.30 years
Female Median Age:39.70 years

ZIP Code 93401 Other Demographics

# Residential Mailboxes:14,419
# Business Mailboxes:2,747
Total Delivery Receptacles:15,981
Number of Businesses:2145
1st Quarter Payroll:$479,609,000
Annual Payroll:$2,067,702,000
# of Employees:28,347
Water Area:0.019 sq mi
Land Area:64.173 sq mi
118th Congressional District:24
118th Congressional Land Area:6883.35 sq mi
Single Family Delivery Units:7,026
Multi Family Delivery Units:1,665
# Residential Mailboxes:14,419
# Business Mailboxes:2,747
Total Delivery Receptacles:15,981

ZIP Code 93401 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 5,350 5,450 +100
Retired Workers: 4,105 4,220 +115
Disabled Workers: 485 485 0
Widow(er)s and Parents: 305 300 -5
Spouses: 245 255 +10
Children: 210 190 -20
65+: 4,475 4,615 +140
Monthly Benefits - All: $7,676,000 $8,032,000 +$356,000
Monthly Benefits - Retired Workers: $6,260,000 $6,605,000 +$345,000
Monthly Benefits - Widow(ers): $452,000 $451,000 ($1,000)

ZIP Code 93401 Statistical Areas

CBSA Name: 
CBSA Type: 
CBSA Division: 
CBSA Division Name: 
CBSA Population:0
CBSA Division Population:0
MSA: 7460
MSA Name: San Luis Obispo-Atascadero-Paso Robles, CA MSA
PMSA Name: 
City State Key:Z22827
Preferred Last Line Key:Z22827
93390: Previous ZIP Code
Next ZIP Code: 93402


  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],