US ZIP Code
91739

Rancho Cucamonga, CA

San Bernardino County  ·  California

● Active
👥 41,722 Population ↑ 5% since 2019
💰 $141,475 Median HH Income
▲ 85% above avg ↑ 25% since 2019
🎂 37.2 Median Age ↑ 6% since 2019
🏠 $860,200 Median Home Value
▲ 209% above avg ↑ 41% since 2019
🎓 55.4% College Grads
▲ 43% above avg
📊 5.3% Unemployment
▲ 9% above avg ↑ 30% since 2019
ZIP Code Details
ZIP Code91739
CityRancho Cucamonga
StateCalifornia (CA)
CountySan Bernardino County
Area Code840/909
Elevation1,325 ft
Latitude34.156386
Longitude-117.516936
TimezoneLos Angeles (DST)
FIPS06071
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 53.6% (22,359) Female 46.4% (19,363) ♀

Race & Ethnicity

White: 32.9%Hispanic: 34.2%Black: 9.5%Asian: 19.6%Other: 3.3%Race
White32.9%
Hispanic34.2%
Black9.5%
Asian19.6%
Other3.3%

Age Breakdown

Under 5
5%
5–17
20%
18–24
8%
25–44
28%
45–64
30%
65+
4%

Key Indicators

Median Age37.2 yrs ↑ 6% since 2019
Avg Household Size3.30
Below Poverty5.7% ▼ 43% below avg
College Grads55.4% ▲ 43% above avg
Unemployment5.3% ▲ 9% above avg
No HS Diploma274 (1.1%)
HS Graduate5,077 (19.6%)
Some College2,348 (9%)
Associates3,876 (14.9%)
Bachelors2,514 (9.7%)
Graduate Degree11,864 (45.7%)

Education

No HS: 1.1%HS Grad: 19.6%Some College: 9%Associates: 14.9%Bachelors: 9.7%Graduate: 45.7%Edu
No HS1.1%
HS Grad19.6%
Some College9.0%
Associates14.9%
Bachelors9.7%
Graduate45.7%
Housing & Income

Housing Tenure

Owner: 73.2%Renter: 26.9%Tenure
Owner73.2%
Renter26.9%

Home Value Distribution

Under $50k
1%
$50k–100k
0%
$100k–150k
1%
$150k–200k
0%
$200k–300k
0%
$300k–500k
10%
Over $500k
87%

Financials

Median HH Income$141,475 ▲ 85% above avg ↑ 25% since 2019
Median Home Value$860,200 ▲ 209% above avg ↑ 41% since 2019
Home/Income Ratio6.1x (nat avg ~3.5x)
Median Rent$2,508/mo ↑ 37% since 2019
Total Units12,293
Vacant Units470
Avg HH Size3.30

Income Distribution

Under $25k
5%
$25k–50k
6%
$50k–75k
10%
$75k–100k
9%
$100k–150k
24%
$150k–200k
16%
Over $200k
30%
Employment & Commute

How People Get to Work

Drove Alone
83%
Public Transit
1%
Walked
0%
Work From Home
16%

Commute Time

Under 15 min
15%
15–30 min
40%
30–45 min
20%
Over 45 min
25%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
1%
1960s–1970s
9%
1980s–1990s
34%
2000+
55%

Summary

Total Units12,293
Vacant470
Owner Occupied73.2%
Renter Occupied26.9%
Avg HH Size3.30
Frequently Asked Questions
ZIP code 91739 is in Rancho Cucamonga, CA, in San Bernardino County.
ZIP code 91739 is located in California (CA).
ZIP code 91739 is in San Bernardino County, CA.
ZIP 91739 observes the Los Angeles timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 91739 is 41,722 people (ACS 2023).
The median household income in ZIP code 91739 is $141,475 (ACS 2023).
The median home value in ZIP 91739 is $860,200 (ACS 2023).
About ZIP Code 91739

ZIP code 91739 is located in Rancho Cucamonga, California, within San Bernardino County. With a population of 41,722, this is a highly populated ZIP code with a relatively young community — the median age is 37.2 years. Economically, 91739 is a upper-middle-income ZIP code: the median household income of $141,475 is significantly above the national average.

Real estate in ZIP code 91739 represents among the most expensive housing markets in the country. The median home value of $860,200 is more than double the national average. Renters can expect to pay around $2,508 per month in median rent. Homeownership is strong here — 73.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 41% since 2019.

The population of 91739 is racially diverse, with Hispanic as the largest group at 34.2%. Residents are well-educated — 55.4% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 5.7%. Household income has grown by 25% since 2019.

The unemployment rate in 91739 stands at 5.3%, which is near the national average. About 14% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 74%.

Overall, ZIP code 91739 in Rancho Cucamonga, CA is characterized as upper-middle-income, well-educated, a relatively young community, and predominantly owner-occupied. With 41,722 residents, a median household income of $141,475, and a median home value of $860,200, it offers a clear picture of life in this part of California.