Santa Maria, California Zip Codes
📍 Santa Maria is in Santa Barbara County, California with 5 zip codes; the most populous is 93458.
Santa Maria is a USPS city name in Santa Barbara County, California with a Census population of approximately 145,085 across its ZIP codes. Santa Barbara County as a whole has 41 ZIP codes in this directory. Below you'll find every zip code serving Santa Maria 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 Santa Maria Zip Codes
| ZIP Code | City | Details |
|---|---|---|
| 93454 | Santa Maria | View → |
| 93455 | Santa Maria | View → |
| 93456 | Santa Maria | View → |
| 93457 | Santa Maria | View → |
| 93458 | Santa Maria | View → |
Santa Maria at a Glance
Santa Maria has 5 ZIP codes in this directory: 3 standard delivery ZIPs and 2 PO Box or unique ZIPs that carry no resident population in Census data. The 3 ZIPs with published Census housing data cover 145,085 residents, the largest being 93458 with 59,789 people.
The median ZIP in Santa Maria has a household income of $80,438 and a home value of $434,300, a price-to-income ratio of 5.4, below the 6.7 California ZIP median. The highest median income is in 93455 at $105,838. Median rent across these ZIPs is $1,735 a month.
53% of households in the typical Santa Maria ZIP own their home (statewide ZIP median 64%). 17% of adults hold a bachelor's degree, below the 31% statewide median. The median poverty rate is 11.6%, above the 10.8% statewide ZIP median. Overall density is about 257 residents per square mile across 565 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.
Santa Maria Zip Code Map
Interactive map of Santa Maria, California zip codes. Click any marker for details.