Rancho Cucamonga
Rancho Cucamonga named one of the Best Places in the United States to Raise a Family. With excellent schools and low crime rates, it's no surprise Rancho Cucamonga is a great place to raise a family.
Rancho Cucamonga ADU Permits and Regulations Resources

Learn about ADU regulations in the city of Rancho Cucamonga

Learn about ADU regulations in Rancho Cucamonga

the average rent for a 2-bedroom apartment in Rancho Cucamonga, CA is $2,967.

Building permit information for Rancho Cucamonga

City Planner
BuildingANDSafety@cityofrc.us (909) 477-2710

When it comes to financing your ADU, our friends at Loan Depot may be able to help, reach out to one of our home specialists for an introduction!
Regulations

Max ADU Size
Lot under 9,000 sqft: 600 sqft Lot between 9,000 and 1000 sqft: 650 sqft Lot over 10,000 sqft: 800 sqft

Front Setback
45’ Note: Front setbacks vary by zoning, please talk to a home specialist to confirm

Primary Residence Setback
10’

Side and Rear Setback
4’