ZIP Code 91739 Map
Census ZIP Code Tabulation Area 91739 in Rancho Cucamonga, CA (San Bernardino County). ZCTA boundaries closely approximate USPS delivery areas.
Loading map…
ZIP 91739 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
41,673
Households
11,990
Median household income
$143,265
Median age
37.6 years
Median home value
$895,000
Median gross rent
$2,535/mo
Owner-occupied homes
72.3%
Bachelor's degree or higher
44.5%
Below poverty level
7%
Land area
28.4 sq mi
Population density
1,466 / sq mi