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ZIP Code 91759, California

ZIP Code 91759 profile, demographic data, and geographic information.

ZCTA5 91759 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 341. The land area covers 82.53 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 341 ±147 2020-2024 / Census ACS 5-Year 2024
Median Age 55.1 yrs ±16.1 2020-2024 / Census ACS 5-Year 2024
Total Households 175 ±69 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 335 ±81
Occupied Housing Units 175 ±69
Vacant Housing Units 160 ±54
Median Home Value $375,000 ±$96,108
Median Gross Rent $1,667 ±$1,260
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $122,583 ±$15,843
Per Capita Income $59,323 ±$7,251
Poverty Rate 1.8% ±2.8%
Population Below Poverty Level 6 ±10
Unemployment Rate 0% ±7%
Civilian Labor Force, Employed 199 ±91
Broadband Internet Rate 97.1% ±9.4%
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
Special Education School Nearby AE San Dimas, CA
Alternative School Nearby 07-12 La Verne, CA
Regular School Nearby KG-05 San Dimas, CA
Regular School Nearby KG-06 Pomona, CA
Regular School Nearby 06-08 Fontana, CA
Regular School Nearby KG-06 Fontana, CA
Regular School Nearby KG-06 Alta Loma, CA
Regular School Nearby 09-12 Alta Loma, CA
Regular School Nearby 06-08 Alta Loma, CA
Regular School Nearby KG-05 San Dimas, 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
Chaffey College
College 10.8 mi away 5885 Haven Ave, Rancho Cucamonga, CA, 91737-3002
9096526000
WRIGHTWOOD BRANCH LIBRARY
Library 7.6 mi away 6011 PINE STREET, WRIGHTWOOD, CA, 92397
(760) 249-4577
Harvey Mudd College
College 10.9 mi away 301 Platt Blvd., Claremont, CA, 91711
9096218000
LA VERNE LIBRARY
Library 11.2 mi away 3640 D. ST., LA VERNE, CA, 91750
(909) 596-1934
Pitzer College
College 11.0 mi away 1050 North Mills Avenue, Claremont, CA, 91711-6101
9096218000
ARCHIBALD LIBRARY
Library 11.6 mi away 7368 ARCHIBALD AVENUE, RANCHO CUCAMONGA, CA, 91730
(909) 477-2720
Scripps College
College 11.0 mi away 1030 North Columbia Avenue, Claremont, CA, 91711
9096218000
CLAREMONT HELEN RENWICK LIBRARY
Library 11.6 mi away 208 NORTH HARVARD AVE., CLAREMONT, CA, 91711
(909) 621-4902
Claremont Graduate University
College 11.1 mi away 150 E Tenth St, Claremont, CA, 91711-6160
9096218000
UPLAND PUBLIC LIBRARY
Library 11.7 mi away 450 N. EUCLID AVE, UPLAND, CA, 91786
(909) 931-4200
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 WRIGHTWOOD, CA US, located 7.6 miles from ZCTA5 91759. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 47.6° 25.6° 36.6° 4.37" 10.5"
February 47.6° 25.3° 36.4° 4.93" 24.8"
March 54.3° 29.3° 41.8° 1.85" 8.3"
April 60.3° 32.0° 46.1° 0.80" 7.2"
May 69.1° 38.8° 54.0° 0.79" 1.6"
June 78.0° 44.3° 61.2° 0.08" 0.0"
July 83.3° 52.5° 67.9° 1.06" 0.0"
August 81.9° 51.4° 66.7° 0.31" 0.0"
September 75.0° 46.2° 60.6° 0.38" 0.0"
October 64.4° 36.7° 50.5° 1.21" 0.5"
November 54.8° 28.8° 41.8° 1.14" 3.6"
December 47.5° 24.6° 36.0° 4.14" 5.3"
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
Wrightwood CDP CDP 6.8 mi —
San Antonio Heights CDP CDP 7.8 mi —
Claremont city City 9.6 mi —
Upland city City 10.4 mi —
La Verne city City 10.7 mi —
Lytle Creek CDP CDP 11.2 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 91759. • 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.