ZIP code · Potrero · California · United States
ZIP code 91963 — Potrero
ZIP code 91963 serves Potrero, California.
- Postal code
- 91963Single source Value from one source, not cross-checked.
- City
- Potrero
- County
- San Diego FIPS 06073
- State
- California
- Country
- United States
- Coordinates
- 32.6205, -116.6037 — precision precise (locality)
View on OpenStreetMap - Population
- 617 (ZCTA, ACS 5-year)
- Population density
- 15 / sq mi
- Land area
- 41.2 sq mi (106.8 km²) (ZCTA, ACS 5-year)
- Median household income
- $25,208
- Per-capita income
- $15,051
- Median age
- 28.9
- Households
- 140
- Housing units
- 181
- Congressional district
- CA-48 (119th Congress)
- USDA hardiness zone
- 9a (20 to 25 °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 91963 with another ZIP · ZIPs within 25 miles · distance from 91963
Map of ZIP code 91963
Climate — monthly normals
Warmest month Aug (avg high 95°F), coldest Dec (avg low 33°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 64 | 64 | 68 | 73 | 79 | 88 | 94 | 95 | 90 | 80 | 71 | 63 |
| Avg low °F | 35 | 35 | 36 | 38 | 42 | 45 | 53 | 54 | 50 | 43 | 37 | 33 |
| Precip in | 3.1 | 3.5 | 2.3 | 1.0 | 0.4 | 0.1 | 0.3 | 0.4 | 0.4 | 0.7 | 1.0 | 2.4 |
NOAA 1991–2020 climate normals from the nearest station: CAMPO (7.8 mi) · NOAA NCEI
Places in ZIP 91963
- 1 schools
- 3 parks
- 1 playgrounds
- 2 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