San Marcos
Santee is a city in the North County region of San Diego County, California. As of the 2020 census, the city's population was 94,833. It is the site of California State University San Marcos and Palomar College.
San Marcos ADU Permits and Regulations Resources
Learn about ADU regulations in the city of San Marcos
Learn about ADU regulations in San Marcos
the median rent for 2 bedroom rentals in San Marcos, CA is $2,789. This is +41% higher than the national average.
Building permit information for San Marcos
City Planner
(760) 744-1050
When it comes to financing your ADU, our friends at San Marcos Credit Union offer ADU Loans, 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’ Note: Front Primary Residence Setback vary by zoning, please talk to a home specialist to confirm
Side and Rear Setback
4' Note: Front Side and Rear Setback vary by zoning, please talk to a home specialist to confirm