ZIP code · San Leandro · California · United States
ZIP code 94577 — San Leandro
ZIP code 94577 serves San Leandro, California.
- Postal code
- 94577Single source Value from one source, not cross-checked.
- City
- San Leandro
- County
- Alameda FIPS 06001
- State
- California
- Country
- United States
- Coordinates
- 37.7205, -122.1587 — precision precise (locality)
View on OpenStreetMap - Population
- 47,533 (ZCTA, ACS 5-year)
- Population density
- 5,857 / sq mi
- Land area
- 8.1 sq mi (21 km²) (ZCTA, ACS 5-year)
- Median household income
- $110,989
- Per-capita income
- $51,640
- Median age
- 40.6
- Households
- 16,870
- Housing units
- 17,681
- Median home value
- $824,900
- Median gross rent
- $2,199 / month
- Congressional districts
- CA-12 (also CA-14) (119th Congress)
- USDA hardiness zone
- 10a (30 to 35 °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)
- Area code
- 831 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 94577 with another ZIP · ZIPs within 25 miles · distance from 94577
Map of ZIP code 94577
Climate — monthly normals
Warmest month Sep (avg high 74°F), coldest Jan (avg low 42°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 58 | 60 | 63 | 66 | 68 | 71 | 72 | 72 | 74 | 72 | 64 | 58 |
| Avg low °F | 42 | 45 | 47 | 49 | 52 | 54 | 56 | 57 | 56 | 51 | 46 | 42 |
| Precip in | 3.4 | 3.5 | 2.7 | 1.4 | 0.6 | 0.2 | 0.0 | 0.0 | 0.1 | 0.9 | 2.0 | 3.8 |
NOAA 1991–2020 climate normals from the nearest station: OAKLAND METRO INTL AP (3.4 mi) · NOAA NCEI
Places in ZIP 94577
- 17 schools
- 3 hospitals & clinics
- 3 doctors & dentists
- 3 pharmacies
- 7 supermarkets
- 86 restaurants & cafés
- 6 bars & pubs
- 17 parks
- 22 playgrounds
- 5 gyms & sports centres
- 2 libraries
- 3 post offices
- 18 places of worship
- 7 banks
- 15 gas stations
- 4 EV charging stations
- 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