ZIP Code 92391
About Twin Peaks
Twin Peaks is an unincorporated community in San Bernardino County, California, United States, within the heart of the San Bernardino Mountains. California State Route 189 runs through the entire area before it reaches Lake Arrowhead. Twin Peaks has a post office with ZIP code 92391, which opened in 1916.
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Area Profile
US Census (ACS 5-year · Gazetteer)
2,192
population
$70,987
median household income
1,108
people / sq mi
$313,100
median home value
$1,473
median gross rent
35.5
median age
1,546
housing units
955
households
2.0
land area (sq mi)
Points of interest
- gas