Recent Updates

  • US 101 SB @spencer Ave is completely open. MC Fire Dept. & Southern Marine Fire District will be on scene overnight! Drive safe everyone.

  • The #2 lane of SB 101 is now opened. The two right lanes are still closed. Traffic is backed up until Mill Valley.

  • The #1 lane has reopened on southbound 101. All other lanes remain closed. No ETO for remaining lanes

  • No ETA when 101SB will reopen. To receive up to date information from your public safety dept. text 888777 your zip code for notifications

  • Traffic Update! SB 101 traffic backed up to seminary due to fire. NO access to SB 101 through Mill Valley. Closed at Marin City off ramp.