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ZIP Code 91709, California

ZIP Code 91709 profile, demographic data, and geographic information.

ZCTA5 91709 is a 5-digit ZIP Code area located in Los Angeles County / San Bernardino County, California. As of official census estimates, it has a reported population of 78,006. The land area covers 44.94 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 78,006 ±101 2020-2024 / Census ACS 5-Year 2024
Median Age 40.6 yrs ±1.5 2020-2024 / Census ACS 5-Year 2024
Total Households 25,372 ±588 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 25,917 ±590
Occupied Housing Units 25,372 ±588
Vacant Housing Units 545 ±262
Median Home Value $875,600 ±$13,799
Median Gross Rent $2,894 ±$95
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $126,350 ±$6,808
Per Capita Income $50,547 ±$2,227
Poverty Rate 7.6% ±1.4%
Population Below Poverty Level 5,921 ±1,060
Unemployment Rate 6.9% ±1.1%
Civilian Labor Force, Employed 38,744 ±1,274
Broadband Internet Rate 97.5% ±3.2%
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: 9,757,179 (2024)
ID: 123085
County Official County Government
Contact: EXECUTIVE OFFICER BOARD OF SUPERVISORS
500 W TEMPLE ST, ROOM 383, LOS ANGELES CA 90012

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby KG-06 Garden Grove, CA
Alternative School Nearby KG-12 Costa Mesa, CA
Regular School Nearby KG-05 Santa Ana, CA
Regular School Nearby KG-06 Fullerton, CA
Alternative School Nearby KG-12 Corona, CA
Special Education School Nearby AE San Dimas, CA
Regular School Nearby KG-12 Santa Ana, CA
Alternative School Nearby 07-12 La Verne, CA
Regular School Nearby KG-06 Garden Grove, CA
Regular School Nearby 07-08 Garden Grove, 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
Western University of Health Sciences
College 7.9 mi away 309 E 2nd St, Pomona, CA, 91766-1854
9096236116
CHINO HILLS
Library 3.6 mi away 14020 CITY CENTER DRIVE, CHINO HILLS, CA, 91709
(909) 590-5380
Pomona Unified School District Adult and Career Education
College Vocational 8.1 mi away 1444 E. Holt Avenue Suite 100, Pomona, CA, 91767
909469233324301
CHINO BRANCH LIBRARY
Library 5.2 mi away 13180 CENTRAL AVE., CHINO, CA, 91710
(909) 465-5280
North-West College-Pomona
College Vocational 8.2 mi away 170 W Holt Ave, Pomona, CA, 91768
9096231552
EAST ANAHEIM BRANCH
Library 5.4 mi away 8201 E. SANTA ANA CANYON RD., ANAHEIM, CA, 92808
(714) 765-3887
Norco College
College 9.1 mi away 2001 Third St, Norco, CA, 92860
9513727000
CAL AERO PRESERVE ACADEMY BRANCH LIBRARY
Library 6.0 mi away 15850 MAIN STREET, CHINO, CA, 91708
(909) 606-2173
California State Polytechnic University-Pomona
College 9.6 mi away 3801 W Temple Avenue, Pomona, CA, 91768
9098697659
YORBA LINDA PUBLIC LIBRARY
Library 6.2 mi away 4852 LAKEVIEW AVE., YORBA LINDA, CA, 92886
(714) 777-2873
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 CHINO AP, CA US, located 5.5 miles from ZCTA5 91709. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 69.5° 41.7° 55.6° 2.17" —
February 69.8° 42.9° 56.4° 2.68" —
March 72.5° 45.8° 59.1° 1.43" —
April 77.0° 48.7° 62.8° 0.55" —
May 81.1° 54.3° 67.7° 0.17" —
June 87.6° 58.5° 73.0° 0.02" —
July 93.7° 62.9° 78.3° 0.08" —
August 96.3° 63.2° 79.8° 0.01" —
September 92.7° 60.4° 76.5° 0.06" —
October 84.5° 53.3° 68.9° 0.53" —
November 76.3° 45.1° 60.7° 0.59" —
December 68.7° 40.4° 54.6° 1.69" —
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
Chino Hills city City 0.0 mi —
Chino city City 3.6 mi —
Yorba Linda city City 4.7 mi —
Anaheim city City 6.5 mi —
Diamond Bar city City 6.6 mi —
Brea city City 8.1 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 91709. • Official Source Dataset →
  2. 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.
  3. 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.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.