There will be a few road closures around Tiburon in the coming days.

Sunday, September 10, 2023 - Tiburon 5k/10k Race

The Run Tiburon race is back this Sunday! There will be traffic control, road closures, and detours in place downtown on Sunday morning to accommodate the beginning of the race course. The race starts at 7:30 a.m. Closures and traffic control will begin in the area at 5:00 a.m.

• Beach Road between Tiburon Boulevard and Main Street (by the Post Office) will be closed between 5:00 a.m. and 10:30 a.m. on race day. 
• The inbound lane of Tiburon Boulevard will be closed from Mar West Street (near the library), through the downtown area, and on Paradise Drive up to the Mar West Street intersection (near the sanitary district building) between 7:15am and 8;15am. A detour will route inbound drivers around the race course through Mar West Street. 
• Cars will be held periodically at Tiburon Blvd and San Rafael Ave intersection as racers pass

Please pay attention to detour route signs and flaggers to assist you in safely reaching your destination. The remainder of the course will be on the Old Rail Trail. Drivers utilizing San Rafael Avenue to access Belvedere may experience some delays, but there will be no additional road closure in place. 

Tuesday, September 12, 2023 - Road Work on Tiburon Boulevard

On Tuesday, September 12, contractors working for PG&E as part of the Hawthorne Utility Underground Project will mobilize to remove aerial infrastructure at locations along Tiburon Boulevard between Rock Hill Road and McCart Court. Hours of work on Tiburon Boulevard will be between approximately 8:30am and 3:00pm.

During this work, a detour will be in effect on Tiburon Boulevard between Avenida Miraflores and Rock Hill Road routing traffic through the adjacent neighborhoods to in an attempt to minimize backups. Emergency vehicles, public transit, and traffic local to the area (Palmer Court, McCart Court, Bayshore Terrace, Belvedere Tennis Club) will be able to access the area normally.

Although contractors and town staff will make every attempt possible to have the work completed in the most expeditious manner possible motorists should plan to expect backups and longer than normal travel times through the area.

Wednesday, September 13, 2023 - Work on the Old Rail Trail

On Wednesday, September 13, contractors working for PG&E as part of the Hawthorne Utility Underground Project will mobilize to remove aerial infrastructure at locations along the Old Rail Trail behind the Belvedere Tennis Club. Hours of work on the Old Rail Trail will be between approximately 8:30am and 3:00pm. The trail will be open to bicycles and pedestrians but users may have to walk their bicycles through the area and are directed to follow the instructions of the flaggers on site.

The Department of Public Works appreciates everyone’s patience and understanding as this critical infrastructure project progresses through the next phase of construction.