ZIP code · Fremont · California · United States
ZIP code 94538 — Fremont
ZIP code 94538 serves Fremont, California.
- Postal code
- 94538Single source Value from one source, not cross-checked.
- City
- Fremont
- County
- Alameda FIPS 06001
- State
- California
- Country
- United States
- Coordinates
- 37.5308, -121.9712 — precision precise (locality)
View on OpenStreetMap - Population
- 67,704 (ZCTA, ACS 5-year)
- Population density
- 4,094 / sq mi
- Land area
- 16.5 sq mi (42.8 km²) (ZCTA, ACS 5-year)
- Median household income
- $144,451
- Per-capita income
- $61,344
- Median age
- 36.6
- Households
- 23,149
- Housing units
- 24,429
- Median home value
- $1,104,800
- Median gross rent
- $2,860 / month
- Congressional districts
- CA-17 (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
- 925 (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 94538 with another ZIP · ZIPs within 25 miles · distance from 94538
Map of ZIP code 94538
Climate — monthly normals
Warmest month Sep (avg high 78°F), coldest Dec (avg low 43°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 59 | 61 | 65 | 68 | 71 | 75 | 78 | 78 | 78 | 73 | 65 | 58 |
| Avg low °F | 43 | 44 | 46 | 48 | 52 | 55 | 57 | 57 | 56 | 52 | 46 | 43 |
| Precip in | 3.0 | 3.2 | 2.5 | 1.2 | 0.5 | 0.2 | 0.0 | 0.0 | 0.1 | 0.7 | 1.6 | 3.0 |
NOAA 1991–2020 climate normals from the nearest station: FREMONT (2.5 mi) · NOAA NCEI
Places in ZIP 94538
- 33 schools
- 7 colleges & universities
- 10 hospitals & clinics
- 129 doctors & dentists
- 13 pharmacies
- 22 supermarkets
- 227 restaurants & cafés
- 3 bars & pubs
- 20 parks
- 52 playgrounds
- 19 gyms & sports centres
- 3 libraries
- 9 post offices
- 16 places of worship
- 23 banks
- 21 gas stations
- 33 EV charging stations
- 5 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