Sunnyvale
As one of the major cities that make up California's high-tech area known as Silicon Valley, Sunnyvale is the birthplace of the video game industry, former location of Atari headquarters, Many technology companies are headquartered in Sunnyvale and many more operate there, including several aerospace/defense companies.
Sunnyvale ADU Permits and Regulations Resources
Learn about the city of Sunnyvale's municipal building code.
Learn about ADU regulations in Sunnyvale.
the average rent for a 2-bedroom apartment in Sunnyvale, CA is $3,708.
Building permit information for Sunnyvale.
City Planner
408-730-7444
When it comes to financing your ADU, our friends at San Mateo 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’
Side and Rear Setback
4’