ZIP code · Brea · California · United States

ZIP code 92821 — Brea

ZIP code 92821 serves Brea, California.

Postal code
92821
Single source Value from one source, not cross-checked.
City
Brea
County
Orange FIPS 06059
State
California
Country
United States
Coordinates
33.9291, -117.8845 — precision precise (locality)
View on OpenStreetMap
Population
42,196 (ZCTA, ACS 5-year)
Population density
2,986 / sq mi
Land area
14.1 sq mi (36.6 km²) (ZCTA, ACS 5-year)
Median household income
$116,660
Per-capita income
$51,323
Median age
39.7
Households
14,784
Housing units
15,232
Median home value
$851,800
Median gross rent
$2,254 / month
Congressional districts
CA-45 (also CA-40) (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 codes
714, 657
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.

Climate — monthly normals

Warmest month Aug (avg high 89°F), coldest Dec (avg low 48°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F717174777882878988837771
Avg low °F494951545862666664595348
Precip in3.23.01.80.70.40.10.10.00.10.61.02.4

NOAA 1991–2020 climate normals from the nearest station: ANAHEIM (5.0 mi) · NOAA NCEI

Places in ZIP 92821

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