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ZIP Code 91739
Rancho Cucamonga, CA, San Bernardino County
Population
41,673
Land area
28.4sq mi
People per sq mi
1,466
City
Rancho Cucamonga
ZIP 91739 and nearby ZIP codes
ZIP 91739 at a glance
- ZIP 91739 (Rancho Cucamonga) is about 5.8 times as dense as California as a whole.
- Households here earn a median of $143,265 a year, 45% more than the California figure of $99,122.
- A typical owner-occupied home is valued at $895,000 (22% above California) and median rent is $2,535 a month.
Local data for ZIP 91739
Counts from official public data
Housing and community stats
ZIP 91739, American Community Survey 2020-2024
Median household income
$143,265
Poverty rate
7.0%
Median home value
$895,000
Prices +1.1% in a year
Median rent
$2,535/mo
Homeownership
72.3%
Bachelor's or higher
44.5%
Median age
37.6
Average commute
32.6 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
961
ZIP Business Patterns 2023
Employees
11,454
$447M annual payroll
PPP loans
$53.8M
1,273 loans
Campaign donations
$105K
35% D, 36% R, 2026 cycle
Environment and hazard risk
ZIP 91739, 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 91739, CDC PLACES estimates
Obesity
28.4%
U.S. 33.3% -4.9 pts
Diabetes
9.3%
U.S. 12.1% -2.8 pts
Smoking
9.4%
U.S. 12.8% -3.4 pts
Uninsured (18-64)
8.4%
U.S. 11.1% -2.7 pts
Frequently asked questions
- What city is ZIP code 91739?
- ZIP code 91739 is in Rancho Cucamonga, CA (San Bernardino County).
- What county is ZIP code 91739 in?
- ZIP code 91739 is mostly in San Bernardino County, California.
- How many people live in ZIP code 91739?
- About 41,673 people live in the 91739 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.