San Antonio Heights ZIP codes, California
No ZIP code is named for San Antonio Heights, CA; addresses there use a neighbouring town's name. The ZIP code covering it is 91784. Its area codes are 909 and 840.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 1 more
- Population
- 3,458
- County
- San Bernardino County
- State
- California
NANPA lists no telephone rate centre for San Antonio Heights itself, so these are the area codes of the nearest one, Upland (0.0 miles). A town on an area-code boundary can differ from its neighbour.
San Antonio Heights in numbers
About 3,458 people live in San Antonio Heights, in 1,206 households. The median household income is $138,750 a year, 40% above the California median of $99,122 (US: $80,734). The median owner-occupied home is valued at $1,071,800 (46% above the California median), and median gross rent is $1,683 a month. The median age is 47.5; 44.2% of adults 25 and over hold a bachelor's degree or higher (37.1% across California); the average commute takes 32 minutes.
| Population | 3,458 |
|---|---|
| Households | 1,206 |
| Median age | 47.5 |
| Median household income | $138,750 |
| Median home value | $1,071,800 |
| Median gross rent | $1,683 |
| Bachelor's degree or higher | 44.2% |
| Mean commute | 31.8 min |
| Population density | 1,414 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place San Antonio Heights CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.
ZIP codes covering San Antonio Heights
These ZIP codes cover part of San Antonio Heights but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
91784 | Upland , CA | Standard | 26,886 | $154,349 | $891,600 |
Map of San Antonio Heights ZIP codes
The ZIP codes of San Antonio Heights, CA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near San Antonio Heights
The nearest larger towns are Upland (79,257 people, 2.8 mi), Claremont (36,595 people, 3.8 mi) and Rancho Cucamonga (175,411 people, 5.6 mi).
| Town | Population | Distance |
|---|---|---|
| Upland | 79,257 | 2.8 mi |
| Claremont | 36,595 | 3.8 mi |
| Rancho Cucamonga | 175,411 | 5.6 mi |
| Montclair | 37,810 | 6.3 mi |
| La Verne | 30,600 | 6.8 mi |
| Ontario | 180,547 | 8.8 mi |
| Pomona | 147,943 | 8.9 mi |
| San Dimas | 33,789 | 9.2 mi |
| Glendora | 50,926 | 10.8 mi |
| Fontana | 214,169 | 11.7 mi |
| Charter Oak | 9,442 | 11.9 mi |
| Chino | 92,652 | 12.3 mi |
| Wrightwood | 5,067 | 13.2 mi |
| Covina | 49,888 | 13.6 mi |
More nearby: every ZIP code in San Bernardino County · California ZIP codes
Cite this page
zipcodes.pro. “San Antonio Heights, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/san-antonio-heights
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