San Luis Obispo, California Zip Codes
📍 San Luis Obispo is in San Luis Obispo County, California with 8 zip codes; the most populous is 93401.
San Luis Obispo is a USPS city name in San Luis Obispo County, California with a Census population of approximately 63,198 across its ZIP codes. San Luis Obispo County as a whole has 34 ZIP codes in this directory. Below you'll find every zip code serving San Luis Obispo with population, income and home value, a map, and the city's affordability profile.
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
All San Luis Obispo Zip Codes
| ZIP Code | City | Details |
|---|---|---|
| 93401 | San Luis Obispo | View → |
| 93403 | San Luis Obispo | View → |
| 93405 | San Luis Obispo | View → |
| 93406 | San Luis Obispo | View → |
| 93407 | San Luis Obispo | View → |
| 93408 | San Luis Obispo | View → |
| 93409 | San Luis Obispo | View → |
| 93410 | San Luis Obispo | View → |
San Luis Obispo at a Glance
San Luis Obispo has 8 ZIP codes in this directory: 6 standard delivery ZIPs and 2 PO Box or unique ZIPs that carry no resident population in Census data. The 2 ZIPs with published Census housing data cover 63,198 residents, the largest being 93401 with 28,773 people.
The median ZIP in San Luis Obispo has a household income of $69,175 and a home value of $872,200, a price-to-income ratio of 13.8, far above the 6.7 California ZIP median. The highest median income is in 93401 at $89,962. Median rent across these ZIPs is $1,843 a month.
40% of households in the typical San Luis Obispo ZIP own their home (statewide ZIP median 64%). 53% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 30.4%, far above the 10.8% statewide ZIP median. Overall density is about 406 residents per square mile across 156 square miles of ZIP land area.
Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 California ZIP Code Affordability Report.
San Luis Obispo Zip Code Map
Interactive map of San Luis Obispo, California zip codes. Click any marker for details.