Creston, California Zip Codes
📍 Creston is in San Luis Obispo County, California with 1 zip code; the most populous is 93432.
Creston is a USPS city name in San Luis Obispo County, California with a Census population of approximately 1,434 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 Creston 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 Creston Zip Codes
Creston at a Glance
Creston has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 1,434 residents, the largest being 93432 with 1,434 people.
The median ZIP in Creston has a household income of $106,838 and a home value of $884,900, a price-to-income ratio of 8.3, above the 6.7 California ZIP median. Median rent across these ZIPs is $1,740 a month.
82% of households in the typical Creston ZIP own their home (statewide ZIP median 64%). 48% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 7.5%, below the 10.8% statewide ZIP median. Overall density is about 17 residents per square mile across 85 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.
Creston Zip Code Map
Interactive map of Creston, California zip codes. Click any marker for details.