ZIP code · Descanso · California · United States
ZIP code 91916 — Descanso
ZIP code 91916 serves Descanso, California.
- Postal code
- 91916Single source Value from one source, not cross-checked.
- City
- Descanso
- County
- San Diego FIPS 06073
- State
- California
- Country
- United States
- Coordinates
- 32.8730, -116.6027 — precision precise (locality)
View on OpenStreetMap - Population
- 1,757 (ZCTA, ACS 5-year)
- Population density
- 28 / sq mi
- Land area
- 61.9 sq mi (160.3 km²) (ZCTA, ACS 5-year)
- Median household income
- $110,833
- Per-capita income
- $48,402
- Median age
- 49.4
- Households
- 618
- Housing units
- 733
- Median home value
- $615,700
- Median gross rent
- $3,500+ / month
- Congressional district
- CA-48 (119th Congress)
- USDA hardiness zone
- 9b (25 to 30 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Los_Angeles (UTC−8 / UTC−7 DST)
Tools: compare 91916 with another ZIP · ZIPs within 25 miles · distance from 91916
Map of ZIP code 91916
Climate — monthly normals
Warmest month Aug (avg high 84°F), coldest Dec (avg low 32°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 51 | 51 | 55 | 60 | 67 | 76 | 83 | 84 | 79 | 69 | 59 | 51 |
| Avg low °F | 33 | 34 | 36 | 39 | 44 | 51 | 58 | 58 | 51 | 42 | 35 | 32 |
| Precip in | 5.5 | 6.4 | 4.9 | 2.3 | 1.1 | 0.2 | 0.3 | 0.5 | 0.6 | 1.5 | 2.6 | 4.3 |
NOAA 1991–2020 climate normals from the nearest station: CUYAMACA (8.1 mi) · NOAA NCEI
Places in ZIP 91916
- 1 schools
- 2 restaurants & cafés
- 1 parks
- 1 libraries
- 1 post offices
- 1 places of worship
- 1 gas stations
- 4 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page