Home > CA > San Bernardino County > Twin Peaks > Zip 92391

Zip Code 92391 — Twin Peaks, CA

92391 is a ZIP Code associated with Twin Peaks, CA, located within San Bernardino. The postal region supports an estimated population of 2,254 residents across Data Pending housing units, with a population density of 439.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (34.239580, -117.236650)

Data MetricLocal Statistic
Postal / Zip Code92391
Primary CityTwin Peaks
State / ProvinceCA
CountySan Bernardino
Total Population2,254
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density439.8 people/sq mi
TimezoneAmerica/Los_Angeles

How 92391 Compares

MetricZIP 92391San Bernardino CountyCA State Average
Population2,2542,188,91239,286,245
Median IncomeData PendingN/AN/A
Population Density439.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 92378Rimforest0.9 mi315N/A
Zip 92317Blue Jay1.6 mi916N/A
Zip 92385Skyforest1.8 mi198N/A
Zip 92325Crestline2.2 mi9,065N/A
Zip 92352Lake Arrowhead3.6 mi6,246N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →