Due to COVID-19 and the shelter-in-place order, the Planning & Building Department has curtailed many of its services. Find alternatives to visiting the currently-closed service counter as well as information on residential construction activities, permit applications, inspections, public meetings and more. View »
We plan and regulate land use and development within the unincorporated areas of the County so that diverse and livable communities can thrive.
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Take action to improve housing availability in San Mateo County.
The Midcoast Multi-Modal Trail is a bicycle and pedestrian commuter trail that will provide an alternative means of transportation for residents of the Midcoast.... ViewView Midcoast Multimodal Trail Project
Cypress Point Affordable Housing Community Project
Proposal by the MidPen Housing Corporation to construct a 71-unit affordable housing community at the corner of Carlos St. and Sierra St. in Moss Beach.... ViewView Cypress Point Affordable Housing Community Project
Connect the Coastside
Connect the Coastside is a community-based transportation plan to help improve mobility and safety for Coastside residents and visitors. It identifies programs and improvements for the Highway 1 and Highway 92 corridors to improve mobility and accommodate the Midcoast's future transportation needs.... ViewView Connect the Coastside
Flood Hazard Resources
All Public Meetings
Significant & Heritage Trees
Did you know? There are new penalty fees of $2,500 to $10,000 per tree for the unauthorized removal of Significant and Heritage Trees?