ZIP Code 92821, California
ZIP Code 92821 profile, demographic data, and geographic information.
ZCTA5 92821 is a 5-digit ZIP Code area located in Orange County, California. As of official census estimates, it has a reported population of 41,623. The land area covers 14.14 sq mi. [1]
Demographics & Population
| Demographic Metric | Estimate / Count | Margin of Error | Survey Period / Source |
|---|---|---|---|
| Total Population | 41,623 | ±908 | 2020-2024 / Census ACS 5-Year 2024 |
| Median Age | 39.8 yrs | ±1.3 | 2020-2024 / Census ACS 5-Year 2024 |
| Total Households | 14,705 | ±627 | 2020-2024 / Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).
Housing & Real Estate Profile
| Housing Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Total Housing Units | 15,134 | ±668 |
| Occupied Housing Units | 14,705 | ±627 |
| Vacant Housing Units | 429 | ±222 |
| Median Home Value | $903,200 | ±$22,038 |
| Median Gross Rent | $2,348 | ±$81 |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Economy & Workforce
| Economic Metric | Estimate / Value | Margin of Error |
|---|---|---|
| Median Household Income | $123,629 | ±$12,358 |
| Per Capita Income | $55,860 | ±$3,978 |
| Poverty Rate | 6.2% | ±1.5% |
| Population Below Poverty Level | 2,566 | ±610 |
| Unemployment Rate | 5.4% | ±1.8% |
| Civilian Labor Force, Employed | 20,588 | ±996 |
| Broadband Internet Rate | 95.4% | ±1.5% |
Source: U.S. Census Bureau ACS 5-Year (2020-2024).
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
GUS Population: 3,170,435 (2024)
ID: 207576
|
County | Official County Government |
Contact: MANAGER, SPECIAL PROJECTS
331 W SANTA ANA BLVD, SANTA ANA CA 92701
|
Education
Listing 10 local institutions (NCES 2024-2025)
External reference via K12Guides
| Institution | Type | Grades | Location |
|---|---|---|---|
| Regular School Nearby | KG-06 | Cypress, CA | |
| Regular School Nearby | KG-06 | Garden Grove, CA | |
| Alternative School Nearby | 07-12 | Cerritos, CA | |
| Alternative School Nearby | KG-08 | Cerritos, CA | |
| Alternative School Nearby | KG-12 | Costa Mesa, CA | |
| Regular School Nearby | KG-05 | Santa Ana, CA | |
| Regular School Nearby | KG-06 | Fullerton, CA | |
| Regular School Nearby | KG-05 | Huntington Beach, CA | |
| Regular School Nearby | KG-06 | Whittier, CA | |
| Regular School Nearby | KG-05 | Santa Ana, CA |
Source: k12guides.com.
Community Facilities & Infrastructure
Displaying 10 civic institutions across 2 datasets queried
CMS • IPEDS • IMLS
| Facility Name | Category | Relationship | Address / Location | Contact |
|---|---|---|---|---|
|
Marshall B Ketchum University
|
College | 3.2 mi away | 2575 Yorba Linda Blvd, Fullerton, CA, 92831-1699 |
7144497451
|
|
BREA BRANCH LIBRARY
|
Library | 1.7 mi away | 1 CIVIC CENTER CIRCLE, BREA, CA, 92821 |
(714) 671-1722
|
|
California State University-Fullerton
|
College | 3.6 mi away | 800 N. State College Blvd., Fullerton, CA, 92832-3599 |
6572782593
|
|
ROWLAND HEIGHTS LIBRARY
|
Library | 4.0 mi away | 1850 NOGALES ST., ROWLAND HEIGHTS, CA, 91748 |
(626) 912-5348
|
|
Hope International University
|
College | 4.0 mi away | 2500 E Nutwood Ave, Fullerton, CA, 92831-3199 |
7148793901
|
|
YORBA LINDA PUBLIC LIBRARY
|
Library | 4.1 mi away | 4852 LAKEVIEW AVE., YORBA LINDA, CA, 92886 |
(714) 777-2873
|
|
Fullerton College
|
College | 4.9 mi away | 321 E Chapman Avenue, Fullerton, CA, 92832-2095 |
7149927000
|
|
PLACENTIA LIBRARY DISTRICT
|
Library | 4.1 mi away | 411 E. CHAPMAN AVE., PLACENTIA, CA, 92870 |
(714) 528-1925
|
|
Daybreak University
|
College | 6.6 mi away | 321 South State College Blvd, Anaheim, CA, 92806 |
3107390132
|
|
LA HABRA BRANCH LIBRARY
|
Library | 4.6 mi away | 221 E. LA HABRA BLVD., LA HABRA, CA, 90631 |
(562) 694-0078
|
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.
Climate & Weather Observations
NOAA Monthly Climate Normals
Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at ANAHEIM, CA US, located 4.7 miles from ZCTA5 92821. Local microclimates, topography, and elevation may cause municipal conditions to differ.
| Month | High (°F) | Low (°F) | Mean (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|---|
| January | 71.0° | 48.9° | 59.9° | 3.16" | 0.0" |
| February | 71.0° | 49.3° | 60.2° | 3.05" | 0.0" |
| March | 73.7° | 51.4° | 62.6° | 1.80" | 0.0" |
| April | 76.6° | 54.1° | 65.3° | 0.70" | 0.0" |
| May | 78.0° | 58.2° | 68.1° | 0.41" | 0.0" |
| June | 81.7° | 61.7° | 71.7° | 0.11" | 0.0" |
| July | 86.8° | 65.6° | 76.2° | 0.11" | 0.0" |
| August | 88.8° | 66.0° | 77.4° | 0.01" | 0.0" |
| September | 87.8° | 64.1° | 75.9° | 0.15" | 0.0" |
| October | 83.4° | 59.3° | 71.3° | 0.62" | 0.0" |
| November | 76.8° | 53.0° | 64.9° | 1.01" | 0.0" |
| December | 70.6° | 48.2° | 59.4° | 2.39" | 0.0" |
Source: NOAA U.S. Climate Normals (1991–2020).
Local Weather Forecast
Weather forecast data is currently unavailable in the local cache.
Nearby Cities & Communities
Listing adjacent communities by spatial proximity (miles)
Proximity discovery
| Community Name | Classification | Distance | Population |
|---|---|---|---|
| Brea city | City | 0.4 mi | — |
| Rowland Heights CDP | CDP | 3.1 mi | — |
| Placentia city | City | 3.5 mi | — |
| Fullerton city | City | 4.8 mi | — |
| La Habra city | City | 5.1 mi | — |
| La Habra Heights city | City | 5.2 mi | — |
Sources & Data Provenance
- Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 92821. • Official Source Dataset →
- Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
- Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
- Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.