91737   Zip Code Rancho Cucamonga San Bernardino CA United States

City Rancho Cucamonga
County San Bernardino
State California
Latitude 34.15523
Longitude -117.57808
Population 22,958
Density 2276.68 people per square mile
Time Zone America/Los Angeles
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $122,334
Median individual: $53,630

Race

Mode: 47.3% White

Gender

 51.1% female 

Rent

  $2371 / month  

Median house value: $882,579.0

Age

Median: 44.8 years old

Education

With at least college degree: 41.4%
With STEM degree: 48.5%

Marital Status

 53.7% married 

Never married: 30.6%

Labor Force Participation

 61.5% working 

Unemployed: 6.4%

Average Family Size

 3.25 people 

Commute Time

 31.6 minutes 

Health Care

 5.0% uninsured 

Poverty

 8.6%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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