San Mateo County
Half Moon Bay ADU rules
Half Moon Bay has an official local rule record in this scrape. Provider research is grouped at the San Mateo County level.
Local rule facts
Min/max ADU size
Min: 150 sf, Max one bedroom or less: 850 square feet, Max two or more bedrooms: 1200 square feet
Height
Attached two story: 28 feet Attached one story: 20 feet Detached: 16 feet if within rear yard setback; otherwise 20 feet.
Setbacks
Side and rear: 4 feet, Front: same as primary dwelling
Parking
JADUs: No parking required ADUs: One spot may be required (tandem allowed). No parking required if: ½ mile walking distance from public transit, in a historic district, or one block from a car-share vehicle on-street parking permits are required but not offered to ADU...
Owner occupancy
Owner must live in the main dwelling or the ADU
Process
-at-a-Glance FAQs Floorplans Inspiration Glossary Guidebook + Exercises Pre-Designed Plans Process-at-a-Glance See the resources page Events About Contact Getting Started Learning the Rules Budgeting Design Permitting Construction Renting Getting Started Learning the...