Rancho Cucamonga Flag

Rancho Cucamonga

County Seat:
No
Area (mi²):
46.51
State:
California

Rancho Cucamonga is a city located in San Bernardino County, California. Rancho Cucamonga has a 2026 population of 176,675. Rancho Cucamonga is currently growing at a rate of 0.73% annually and its population has increased by 1.14% since the most recent census, which recorded a population of 174,678 in 2020.

176.7K
Total Population
3,799
Density (mi²)
1.3K 0.73%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)