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.
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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.
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?
What does housing look like in Rancho Cucamonga?
Who lives in Rancho Cucamonga?
ZIP Codes in Rancho Cucamonga, CA
Side-by-side: Compare 91730 vs 91701 →
Frequently Asked Questions
How many ZIP codes are in Rancho Cucamonga, CA?▼
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Related Guides
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What median income hides and how to read the full picture
Official Data Resources for Rancho Cucamonga
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 →
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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.
Read our methodology to see how this data is sourced, computed, and verified.