93420   Zip Code Arroyo Grande San Luis Obispo CA United States

City Arroyo Grande
County San Luis Obispo
State California
Latitude 35.16682
Longitude -120.46617
Population 31,345
Density 158.81 people per square mile
Time Zone America/Los Angeles
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $110,553
Median individual: $50,407

Race

Mode: 69.8% White

Gender

 52.8% female 

Rent

  $2187 / month  

Median house value: $913,706.0

Age

Median: 48.2 years old

Education

With at least college degree: 44.1%
With STEM degree: 53.6%

Marital Status

 61.8% married 

Never married: 20.7%

Labor Force Participation

 56.4% working 

Unemployed: 4.5%

Average Family Size

 2.92 people 

Commute Time

 23.2 minutes 

Health Care

 4.4% uninsured 

Poverty

 6.4%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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