County of Sonoma, California

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Road Closures

Road Closures & Restrictions for Unincorporated Areas

The following map and list of road closures are not comprehensive. Road closures listed occurred in unincorporated areas of Sonoma County, which does not include closure information from local cities or Federal highways.

Last Updated: January 17, 2017 1:46 PM


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14 Current Road Closures

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14 Road Closures
Road NameLocationStatusDescriptionFirst Reported
Road NameLocationStatusDescriptionFirst Reported
Grandview AvenueSebastopolClosedGrandview Avenue is now closed near the address of 500 Granview Ave., due to a downed tree - please alternative route around this area1/17/2017 1:45 PM
Mays Canyon RdGuerneville1 LaneOne lane of Mays Canon is closed due to a slide.1/12/2017 11:45 AM
Kruse Ranch RoadFort RossClosedKruse Ranch Road is closed with a slide and multiple trees.1/11/2017 12:36 PM
Santa Rosa Avenue (Guerneville)GuernevilleClosedSanta Rosa Avenue and Old Monte Rio Road are closed with a mudslide.1/10/2017 4:21 PM
Old Monte Rio RoadGuernevilleClosedSanta Rosa Avenue and Old Monte Rio Road are closed with a mudslide.1/9/2017 2:36 PM
Sonoma Mountain RoadSanta Rosa1 LaneSonoma Mountain Road between La Paz Lane and Bottasso Court Road will be closed, December 20, 2016 to February 7, 2017 from 9am to 2pm weather permitting. Please use an alternative route around this area - This is due to a viaduct replacement12/16/2016 11:19 AM
Odd Fellows RoadKorbelClosedOdd Fellows Summer Crossing is now closed for the season10/31/2016 6:17 AM
Washington School RoadAstiClosedWashington School Road Summer Crossing is now closed for the season.10/25/2016 12:11 PM
Vacation Beach Summer CrossingGuernevilleClosedVacation Beach Summer Crossing is now closed for the season.10/24/2016 12:49 PM
Hwy 1Bodega Bay1 LaneAugust 15-Caltrans will begin road repair on a section of Hwy 1 near Gleason Beach. Caltrans closed the southbound lane due to substantial erosion of this coastline road. Caltrans expects the Hwy to open back up to two lanes by May 31, 20178/11/2016 12:57 PM
Hwy 116Guerneville1 LaneStarting July 20, Caltrans contractor will activate a temporary traffic signal system that is being installed for one-way reversible traffic control this will continue for approximately 3 months for construction of soldier pile wall.7/19/2016 2:24 PM
Austin Creek RoadCazaderoClosedAustin Creek Road is closed south of Kramer Road4/5/2016 1:02 PM
Old Monte Rio RoadMonte RioClosedOld Monte Rio Road, between Sunny Drive and Cnopius Road, is closed due to a landslide. Alternate routes are required.4/23/2013 5:04 AM
Old Duncans GradeCazaderoClosedOld Duncans Grade, between Austin Creek Road and Cazadero Hwy, is closed due to accident damage to the bridge. To cross Austin Creek, use alternate bridge - Cazadero Highway at Austin Creek Road, approximately 3 miles north.4/23/2013 5:04 AM

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