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ZIP Code 91737
Rancho Cucamonga, CA, San Bernardino County
Population
22,958
Land area
10.1sq mi
People per sq mi
2,276
City
Rancho Cucamonga
ZIP 91737 and nearby ZIP codes
ZIP 91737 at a glance
- ZIP 91737 (Rancho Cucamonga) is about 9 times as dense as California as a whole.
- Households here earn a median of $122,334 a year, 23% more than the California figure of $99,122.
- A typical owner-occupied home is valued at $878,400 (20% above California) and median rent is $2,371 a month.
Local data for ZIP 91737
Counts from official public data
Housing and community stats
ZIP 91737, American Community Survey 2020-2024
Median household income
$122,334
Poverty rate
8.6%
Median home value
$878,400
Prices +3.3% in a year
Median rent
$2,371/mo
Homeownership
71.1%
Bachelor's or higher
41.4%
Median age
44.8
Average commute
31.6 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
393
ZIP Business Patterns 2023
Employees
3,913
$127M annual payroll
PPP loans
$20.4M
539 loans
Campaign donations
$170K
26% D, 17% R, 2026 cycle
Environment and hazard risk
ZIP 91737, from FEMA, NOAA and EPA
Natural hazard risk
Very High
Top: landslide
Storm events since 1996
3,317
Countywide, mostly flash flood
Flood insurance policies
1,919
0.3% of homes, county
July high / Jan low
94° / 45°F
11.6 inches of rain a year
Health statistics
Share of adults in ZIP 91737, CDC PLACES estimates
Obesity
29.3%
U.S. 33.3% -4.0 pts
Diabetes
11.2%
U.S. 12.1% -0.9 pts
Smoking
10.0%
U.S. 12.8% -2.8 pts
Uninsured (18-64)
7.6%
U.S. 11.1% -3.5 pts
Frequently asked questions
- What city is ZIP code 91737?
- ZIP code 91737 is in Rancho Cucamonga, CA (San Bernardino County).
- What county is ZIP code 91737 in?
- ZIP code 91737 is mostly in San Bernardino County, California.
- How many people live in ZIP code 91737?
- About 22,958 people live in the 91737 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.