Oceanside, California Zip Codes
📍 Oceanside is in San Diego County, California with 7 zip codes; the most populous is 92057.
Oceanside is a USPS city name in San Diego County, California with a Census population of approximately 197,534 across its ZIP codes. San Diego County as a whole has 191 ZIP codes in this directory. Below you'll find every zip code serving Oceanside 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 Oceanside Zip Codes
| ZIP Code | City | Details |
|---|---|---|
| 92049 | Oceanside | View → |
| 92051 | Oceanside | View → |
| 92052 | Oceanside | View → |
| 92054 | Oceanside | View → |
| 92056 | Oceanside | View → |
| 92057 | Oceanside | View → |
| 92058 | Oceanside | View → |
Oceanside at a Glance
Oceanside has 7 ZIP codes in this directory: 4 standard delivery ZIPs and 3 PO Box or unique ZIPs that carry no resident population in Census data. The 4 ZIPs with published Census housing data cover 197,534 residents, the largest being 92057 with 58,022 people.
The median ZIP in Oceanside has a household income of $83,225 and a home value of $635,700, a price-to-income ratio of 7.5, above the 6.7 California ZIP median. Affordability ranges from 92057 at a ratio of 6.2 to 92054, where the median home is $753,400. The highest median income is in 92057 at $100,066. Median rent across these ZIPs is $2,341 a month.
52% of households in the typical Oceanside ZIP own their home (statewide ZIP median 64%). 34% of adults hold a bachelor's degree, above the 31% statewide median. The median poverty rate is 9.3%, below the 10.8% statewide ZIP median. Overall density is about 2,497 residents per square mile across 79 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.
Oceanside Zip Code Map
Interactive map of Oceanside, California zip codes. Click any marker for details.