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ZIP Code 91948, California

ZIP Code 91948 profile, demographic data, and geographic information.

ZCTA5 91948 is a 5-digit ZIP Code area located in San Diego County, California. As of official census estimates, it has a reported population of 93. The land area covers 34.88 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 93 ±78 2020-2024 / Census ACS 5-Year 2024
Median Age 34 yrs ±76.7 2020-2024 / Census ACS 5-Year 2024
Total Households 55 ±47 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 95 ±59
Occupied Housing Units 55 ±47
Vacant Housing Units 40 ±39
Median Home Value Suppressed —
Median Gross Rent Suppressed —
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $55,066 ±$40,345
Per Capita Income $37,509 ±$21,687
Poverty Rate 19.4% ±27.9%
Population Below Poverty Level 18 ±30
Unemployment Rate 38.3% ±36.6%
Civilian Labor Force, Employed 29 ±34
Broadband Internet Rate 49.1% ±40.3%
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: 3,298,799 (2024)
ID: 161111
County Official County Government
Contact: HUMAN RESOURCES
5530 OVERLAND AVE, STE 210, SAN DIEGO CA 92123-1204

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby KG-12 Julian, CA
Regular School Nearby KG-06 Boulevard, CA
Alternative School Nearby 07-12 Pine Valley, CA
Regular School Nearby KG-06 Descanso, CA
Alternative School Nearby 07-12 Pine Valley, CA
Regular School Nearby KG-12 Pine Valley, CA
Regular School Nearby KG-12 Julian, CA
Regular School Nearby KG-05 Julian, CA
Regular School Nearby 09-12 Julian, CA
Regular School Nearby 06-08 Julian, CA
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 8 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
PINE VALLEY LIBRARY
Library 4.5 mi away 28804 OLD HIGHWAY 80, PINE VALLEY, CA, 91962
(619) 473-8022
DESCANSO LIBRARY
Library 8.2 mi away 9545 RIVER DRIVE, DESCANSO, CA, 91916
(619) 445-5279
JULIAN LIBRARY
Library 16.3 mi away 1850 HIGHWAY 78, JULIAN, CA, 92036
(760) 765-0370
CAMPO-MORENA VILLAGE LIBRARY
Library 16.7 mi away 31356 HIGHWAY 94, CAMPO, CA, 91906
(619) 478-5945
ALPINE LIBRARY
Library 17.7 mi away 1752 ALPINE BOULEVARD, ALPINE, CA, 91901
(619) 445-4221
POTRERO LIBRARY
Library 19.4 mi away 24883 POTRERO VALLEY ROAD, POTRERO, CA, 91963
(619) 478-5978
CREST LIBRARY
Library 23.3 mi away 105 JUANITA LANE, EL CAJON, CA, 92021
(619) 442-7083
JACUMBA LIBRARY
Library 23.9 mi away 44605 OLD HIGHWAY 80, JACUMBA, CA, 91934
(619) 766-4608
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 MT LAGUNA #3, CA US, located 3.1 miles from ZCTA5 91948. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 50.2° 33.2° 41.7° 2.69" —
February 49.9° 33.9° 41.9° 4.82" —
March 54.3° 36.2° 45.2° 2.59" —
April 61.1° 39.9° 50.5° 0.90" —
May 68.1° 45.7° 56.9° 0.40" —
June 77.7° 53.0° 65.3° 0.08" —
July 82.6° 59.7° 71.2° 0.75" —
August 82.0° 58.4° 70.2° 0.49" —
September 76.2° 53.6° 64.9° 0.53" —
October 66.8° 45.2° 56.0° 0.70" —
November 56.6° 38.1° 47.3° 1.39" —
December 50.6° 33.8° 42.2° 2.30" —
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
Mount Laguna CDP CDP 2.8 mi —
Pine Valley CDP CDP 2.8 mi —
Descanso CDP CDP 9.0 mi —
Campo CDP CDP 15.5 mi —
Julian CDP CDP 15.9 mi —
Alpine CDP CDP 16.5 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 91948. • 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.