Rancho Cucamonga, CA

Census ZIP code profile for Rancho Cucamonga, CA — 4 ZIPs, total population 165,435. Median income, home value, education, commute, and demographics from the U.S. Census Bureau American Community Survey 2023 5-Year Estimates.

2026 data Public-data reference. official source

Source:

Rancho Cucamonga, CA is covered by 4 USPS ZIP codes serving a combined population of 165,435 according to Census ACS 5-Year Estimates. U.S. cities rarely map cleanly to a single ZIP — Rancho Cucamonga splits its residents across 4 delivery areas, each with its own demographic and housing profile. The table below lists every ZIP by population, so you can see which neighborhoods carry the weight of the city total and which are smaller pockets of the same municipal boundary.

Aggregated across every ZIP in Rancho Cucamonga, the median household income averages $118,020 and per-capita income averages $50,124. Poverty rate runs at 7.6% and unemployment at 5.9%. On housing, the average median home value is $796,250 with median rent of $2,405 per month, and 67.0% of occupied units are owner-occupied. These are arithmetic averages across the 4 ZIPs — not population-weighted — so small ZIPs influence the headline numbers the same as large ones.

Use this city view to compare ZIPs inside Rancho Cucamonga against each other rather than hunting for a single "city average." The Affordability Dashboard linked below combines these Census inputs with HUD Fair Market Rents, FBI crime data, and Department of Labor childcare costs into a graded scorecard for Rancho Cucamonga as a whole, while individual ZIP pages show fine-grained household income, housing profile, education attainment, commute time, and nearby-ZIP benchmarks. Every field on this page is sourced directly from U.S. Census Bureau ACS 2023 5-Year Estimates — no estimates, no proprietary scoring, no editorial adjustment.

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4

ZIP Codes

165,435

Population

$118,020

Median Income

$796,250

Median Home Value

40.3

Median Age

How much do residents of Rancho Cucamonga earn?

Median Household Income
$118,020
Per Capita Income
$50,124
Unemployment Rate
5.9%
Poverty Rate
7.6%

What does housing look like in Rancho Cucamonga?

Median Home Value
$796,250
Median Rent
$2,405/mo
Owner Occupied
67.0%
Housing Units
60,919

Who lives in Rancho Cucamonga?

Bachelor's Degree+
38.9%
High School+
59.5%
Avg Commute
32 min
Foreign Born
20.3%

ZIP Codes in Rancho Cucamonga, CA

Side-by-side: Compare 91730 vs 91701 →

ZIP Code Population Density Timezone
91730 66,925 1,784 America/Los_Angeles
91701 38,976 2,065 America/Los_Angeles
91739 34,794 457 America/Los_Angeles
91737 24,740 1,140 America/Los_Angeles

Frequently Asked Questions

How many ZIP codes are in Rancho Cucamonga, CA?
Rancho Cucamonga, CA has 4 ZIP codes with a combined population of 165,435, based on Census ACS 2023 data.
What is the median household income in Rancho Cucamonga?
The average median household income across Rancho Cucamonga, CA ZIP codes is $118,020. The poverty rate is 7.6%.
What is the cost of living in Rancho Cucamonga?
The average median home value in Rancho Cucamonga, CA is $796,250. Median rent is $2,405/month. 67.0% of homes are owner-occupied.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping) and Source: simplemaps.com (ZIP coordinates & timezones). Verify with HUD →

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau American Community Survey (ACS). Consult a qualified professional before making decisions based on this data.