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Lane Closures: Marin County

Current Lane Closures status for Marin County

Last Updated: 1/11/2026, 8:58:55 PM
Showing 114 results
SR-37

Novato

Westbound

Simonds Slough, near Novato, Westbound, route SR-37

Lane closure

Sun, Jan 11 · 9:01 PM – until further notice

Lane 1

of 2 lanes

Work
Paving Operation
Estimated delay
Not Reported min(s)
Log
#29 · C37CA
Lane closure starting Sun, Jan 11 at 9:01 PM until further notice. Lanes closed: 1. Log 29.
SR-37

Novato

Eastbound

Route 37 & South Novato Blvd, near Novato, Eastbound, route SR-37

Lane closure

Mon, Jan 12 · 12:01 AM – until further notice

Lane 1

of 2 lanes

Work
Pavement Repair
Estimated delay
Not Reported min(s)
Log
#42 · C37CA
Lane closure starting Mon, Jan 12 at 12:01 AM until further notice. Lanes closed: 1. Log 42.
SR-37

Novato

Eastbound

Route 37 & South Novato Blvd, near Novato, Eastbound, route SR-37

Lane closure

Tue, Jan 13 · 12:01 AM – until further notice

Lane 1

of 2 lanes

Work
Pavement Repair
Estimated delay
Not Reported min(s)
Log
#43 · C37CA
Lane closure starting Tue, Jan 13 at 12:01 AM until further notice. Lanes closed: 1. Log 43.
SR-37

Novato

Eastbound

Route 37 & South Novato Blvd, near Novato, Eastbound, route SR-37

Lane closure

Wed, Jan 14 · 12:01 AM – until further notice

Lane 1

of 2 lanes

Work
Pavement Repair
Estimated delay
Not Reported min(s)
Log
#44 · C37CA
Lane closure starting Wed, Jan 14 at 12:01 AM until further notice. Lanes closed: 1. Log 44.
SR-37

Novato

Eastbound

Route 37 & South Novato Blvd, near Novato, Eastbound, route SR-37

Lane closure

Thu, Jan 15 · 12:01 AM – until further notice

Lane 1

of 2 lanes

Work
Pavement Repair
Estimated delay
Not Reported min(s)
Log
#45 · C37CA
Lane closure starting Thu, Jan 15 at 12:01 AM until further notice. Lanes closed: 1. Log 45.
SR-37

Novato

Eastbound

Novato Creek Bridge, near Novato, Eastbound, route SR-37

Lane closure

Mon, Jan 12 · 10:01 AM – until further notice

Lane 1

of 2 lanes

Work
Pavement Repair
Estimated delay
Not Reported min(s)
Log
#47 · C37CA
Lane closure starting Mon, Jan 12 at 10:01 AM until further notice. Lanes closed: 1. Log 47.
SR-37

Novato

Eastbound

Novato Creek Bridge, near Novato, Eastbound, route SR-37

Lane closure

Tue, Jan 13 · 10:01 AM – until further notice

Lane 1

of 2 lanes

Work
Pavement Repair
Estimated delay
Not Reported min(s)
Log
#48 · C37CA
Lane closure starting Tue, Jan 13 at 10:01 AM until further notice. Lanes closed: 1. Log 48.
SR-37

Novato

Eastbound

Novato Creek Bridge, near Novato, Eastbound, route SR-37

Lane closure

Wed, Jan 14 · 10:01 AM – until further notice

Lane 1

of 2 lanes

Work
Pavement Repair
Estimated delay
Not Reported min(s)
Log
#49 · C37CA
Lane closure starting Wed, Jan 14 at 10:01 AM until further notice. Lanes closed: 1. Log 49.
SR-37

Novato

Eastbound

Novato Creek Bridge, near Novato, Eastbound, route SR-37

Lane closure

Thu, Jan 15 · 10:01 AM – until further notice

Lane 1

of 2 lanes

Work
Pavement Repair
Estimated delay
Not Reported min(s)
Log
#50 · C37CA
Lane closure starting Thu, Jan 15 at 10:01 AM until further notice. Lanes closed: 1. Log 50.
SR-37

Novato

Westbound

Simonds Slough, near Novato, Westbound, route SR-37

Lane closure

Mon, Jan 12 · 12:01 AM – until further notice

Lane 1

of 2 lanes

Work
Guardrail Work
Estimated delay
Not Reported min(s)
Log
#52 · C37CA
Lane closure starting Mon, Jan 12 at 12:01 AM until further notice. Lanes closed: 1. Log 52.
SR-37

Novato

Westbound

Simonds Slough, near Novato, Westbound, route SR-37

Lane closure

Tue, Jan 13 · 12:01 AM – until further notice

Lane 1

of 2 lanes

Work
Guardrail Work
Estimated delay
Not Reported min(s)
Log
#53 · C37CA
Lane closure starting Tue, Jan 13 at 12:01 AM until further notice. Lanes closed: 1. Log 53.
SR-37

Novato

Westbound

Simonds Slough, near Novato, Westbound, route SR-37

Lane closure

Wed, Jan 14 · 12:01 AM – until further notice

Lane 1

of 2 lanes

Work
Guardrail Work
Estimated delay
Not Reported min(s)
Log
#54 · C37CA
Lane closure starting Wed, Jan 14 at 12:01 AM until further notice. Lanes closed: 1. Log 54.
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About Lane Closures in Marin County

View current real-time lane closures updates for all highways in Marin County, across the region. Whether you are commuting through Marin County or traveling long-distance, these Lane Closures, road conditions, highway status provide vital information for a safe trip.

Data is sourced directly from Caltrans and includes coverage of major routes and local highways within the county, covering key transit arteries. Check back for latest updates on congestion, weather impacts, and road work.