Zip Code 78592 — Santa Maria, TX
78592 is a ZIP Code associated with Santa Maria, TX, located within Cameron. The postal region supports an estimated population of 677 residents across Data Pending housing units, with a population density of 75.6 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (26.065160, -97.846100)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 78592 |
| Primary City | Santa Maria |
| State / Province | TX |
| County | Cameron |
| Total Population | 677 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 75.6 people/sq mi |
| Timezone | America/Chicago |
How 78592 Compares
| Metric | ZIP 78592 | Cameron County | TX State Average |
|---|
| Population | 677 | 425,684 | 30,188,035 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 75.6 /sq mi | -- | -- |
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 →