ZIP code · Whittier · California · United States
ZIP code 90604 — Whittier
ZIP code 90604 serves Whittier, California.
- Postal code
- 90604Single source Value from one source, not cross-checked.
- City
- Whittier
- County
- Los Angeles FIPS 06037
- State
- California
- Country
- United States
- Coordinates
- 33.9299, -118.0121 — precision precise (locality)
View on OpenStreetMap - Population
- 39,378 (ZCTA, ACS 5-year)
- Population density
- 9,357 / sq mi
- Land area
- 4.2 sq mi (10.9 km²) (ZCTA, ACS 5-year)
- Median household income
- $101,104
- Per-capita income
- $35,744
- Median age
- 36.2
- Households
- 11,630
- Housing units
- 12,103
- Median home value
- $684,400
- Median gross rent
- $1,809 / month
- Congressional district
- CA-38 (119th Congress)
- USDA hardiness zone
- 10b (35 to 40 °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
- 562Telephone 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 90604 with another ZIP · ZIPs within 25 miles · distance from 90604
Map of ZIP code 90604
Climate — monthly normals
Warmest month Aug (avg high 87°F), coldest Dec (avg low 46°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 69 | 69 | 71 | 74 | 76 | 79 | 84 | 87 | 85 | 80 | 74 | 68 |
| Avg low °F | 46 | 48 | 52 | 54 | 58 | 63 | 66 | 66 | 65 | 58 | 51 | 46 |
| Precip in | 2.9 | 3.0 | 1.7 | 0.6 | 0.3 | 0.1 | 0.0 | 0.0 | 0.1 | 0.5 | 0.7 | 1.9 |
NOAA 1991–2020 climate normals from the nearest station: FULLERTON MUNI AP (4.4 mi) · NOAA NCEI
Places in ZIP 90604
- 20 schools
- 2 colleges & universities
- 2 hospitals & clinics
- 1 doctors & dentists
- 2 supermarkets
- 8 restaurants & cafés
- 2 parks
- 6 playgrounds
- 1 libraries
- 14 places of worship
- 2 gas 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