Zip Code 91913 — Chula Vista, CA
91913 is a ZIP Code associated with Chula Vista, CA, located within San Diego. 91913 ranks #14 out of 115 ZIP codes in San Diego County by population (and #142 out of 1,802 in CA). The area supports an estimated population of 57,721 residents across Data Pending housing units, with a population density of 2,450.2 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (32.621740, -116.986090)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 91913 |
| Primary City | Chula Vista |
| State / Province | CA |
| County | San Diego |
| Total Population | 57,721 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 2,450.2 people/sq mi |
| Timezone | America/Los_Angeles |
How 91913 Compares
| Metric | ZIP 91913 | San Diego County | CA State Average |
|---|
| Population | 57,721 | 3,322,512 (Total) | 39,286,245 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 2,450.2 /sq mi | -- | -- |
| County Pop Rank | #14 of 115 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →