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San Mateo traffic and road conditions.

Official state-road conditions and links for planning a trip.

CALTRANS · SAN MATEO HIGHWAY APPROACHES

Road conditions and travel updates

181 closures scheduled in the next seven days. The next 30 are below, grouped by highway.

Check Caltrans QuickMap for current road conditions, closures and travel notices.

  • US-101 13 closures · 9 full

    1. Active now Full closure Mon, Nov 2, 8:01 PM – 6:01 AM

      Northbound · 3rd Ave to Route 101

      Highway construction

    2. Active now Lane closure Mon, Nov 2, 8:01 PM – 5:01 AM

      Southbound · Route 92 to E Hillsdale Blvd

      Highway construction

    3. Active now Full closure Mon, Nov 2, 9:01 PM – 6:01 AM

      Northbound · 3rd Ave to Route 101

      Highway construction

    4. Active now Full closure Mon, Nov 2, 9:01 PM – 6:01 AM

      Northbound · 4th Ave to Route 101

      Highway construction

    5. Scheduled now Full closure Mon, Nov 2, 9:01 PM – 6:01 AM

      Northbound · Route 101 to Peninsula Ave

      Highway construction

    6. Scheduled now Lane closure Mon, Nov 2, 9:01 PM – 5:01 AM

      N/A · Peninsula Ave to Route 101

      Utility work

    7. Scheduled now Full closure Mon, Nov 2, 10:01 PM – 6:01 AM

      Northbound · Route 101 to Broadway

      Highway construction

    8. Scheduled now Full closure Mon, Nov 2, 10:01 PM – 6:01 AM

      Northbound · Peninsula Ave to Route 101

      Highway construction

    9. Scheduled now Full closure Mon, Nov 2, 10:01 PM – 6:01 AM

      Northbound · Anza Blvd to Route 101

      Highway construction

    10. Scheduled now Lane closure Mon, Nov 2, 10:01 PM – 5:01 AM

      Northbound · Broadway to Millbrae Ave

      Highway construction

    11. Scheduled now Lane closure Mon, Nov 2, 11:01 PM – 5:01 AM

      Southbound · Broadway to Peninsula Ave

      Highway construction

    12. Full closure Tonight, 7:01 PM – 6:01 AM

      Northbound · Whipple Ave to Route 101

      Highway construction

    13. Full closure Tonight, 8:01 PM – 6:01 AM

      Southbound · Whipple Ave to Route 101

      Highway construction

  • SR-82 10 closures · 3 full

    1. Active now 1 lane closed Fri, Aug 28, 3:59 PM – Fri, Dec 4, 5:59 PM

      Northbound · Bellevue Ave to Sanchez Ave

      Miscellaneous work

    2. Active now 1 lane closed Fri, Aug 28, 3:59 PM – Fri, Dec 4, 5:59 PM

      Southbound · Sanchez Ave to Bellevue Ave

      Miscellaneous work

    3. Active now 1 lane closed Fri, Aug 28, 3:59 PM – Fri, Dec 4, 5:59 PM

      Northbound · Hilltop Rd to Peninsula Ave

      Miscellaneous work

    4. Active now 1 lane closed Fri, Aug 28, 3:59 PM – Fri, Dec 4, 5:59 PM

      Southbound · Peninsula Ave to Hilltop Rd

      Miscellaneous work

    5. Active now 2 lanes closed Thu, Sep 17, 4:59 PM – Wed, Jan 20, 5:59 PM

      Northbound · Broadway to Hillside Dr

      Miscellaneous work

    6. Active now 1 lane closed Thu, Sep 17, 4:59 PM – Wed, Jan 20, 5:59 PM

      Southbound · Hillside Dr to Broadway

      Miscellaneous work

    7. Active now Full closure Mon, Nov 2, 8:01 PM – 11:59 AM

      Northbound · Route 82 to Hillsdale Blvd

      Sign work

    8. Scheduled now Lane closure Mon, Nov 2, 9:01 PM – 4:01 AM

      Northbound · Location not specified

      Pavement work

    9. Full closure Today, 8:59 AM – 5:59 PM

      Northbound · Carmelita Ave to Ray Dr L/Rosedale Ave R

      Tree work

    10. Full closure Today, 8:59 AM – 5:59 PM

      Southbound · Ray Dr L/Rosedale Ave R to Carmelita Ave

      Tree work

  • SR-92 6 closures · 6 full

    1. Active now Full closure Mon, Nov 2, 8:01 PM – 5:59 AM

      Eastbound · Route 92 to West Hillsdale Blvd

      Striping operation

    2. Active now Full closure Mon, Nov 2, 8:01 PM – 6:59 AM

      Westbound · Route 92 to West Hillsdale Blvd

      Striping operation

    3. Active now Full closure Mon, Nov 2, 8:01 PM – 5:59 AM

      Eastbound · Route 92 to Alameda De Las Pulgas

      Sign work

    4. Active now Full closure Mon, Nov 2, 8:01 PM – 5:59 AM

      Westbound · Route 92 to Alameda De Las Pulgas

      Sign work

    5. Active now Full closure Mon, Nov 2, 8:01 PM – 5:59 AM

      Eastbound · Route 92 to Delaware St

      Sign work

    6. Full closure Tonight, 8:01 PM – 5:59 AM

      Eastbound · Route 92 to Delaware St

      Sign work

  • I-280 1 closure · 1 full

    1. Full closure Today, 8:01 AM – 4:01 PM

      Northbound · Trousdale Dr to Route 280

      Ac paving/overlay

Open Caltrans QuickMap ↗

Check current roads

Caltrans QuickMap provides current state-road conditions and travel notices. This site does not calculate live arrival times.

Open Caltrans QuickMap →

Hours and availability change, so check with each place before you go.

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