Rancho Cucamonga city, California
Official LSAD Designation: Rancho Cucamonga city • Census GEOID: 0659451
• San Bernardino County
Rancho Cucamonga city is an incorporated city in San Bernardino County, California. According to official records from the Census (2025), Rancho Cucamonga city had an estimated population of 177,856 residents. Official Census Bureau geographic records classify this community under LSAD designation Rancho Cucamonga city (GEOID 0659451).
Local Government Administration U.S. Census Bureau GMAF
City Of Rancho Cucamonga
Municipal
Official Title:
Mayor
Address:
PO BOX 807, RANCHO CUCAMONGA CA 91729-0807
County Of San Bernardino
County
Official Title:
Chairman
Address:
385 N ARROWHEAD AVE, FL 5, SAN BERNARDINO CA 92415-0110
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 177,856 | 2025 |
| Median Household Income | $111,895 | 2020-2024 |
| Median Home Value | $740,200 | 2020-2024 |
| Land Area | 46.52 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).