Lake Washington Half Marathon, Presented by REI Co-op

The Lake Washington Half marathon is a beautiful loop course that starts and finishes at Juanita Beach Park in Kirkland. You’ll run along the shores of Lake Washington and through the charming neighborhoods of Kirkland. Produced by Orca Running, the Lake Washington Half is a great end-of-season half to cap off your year of running. Use Code REI2025 for 15% off the registration fee. Come run with us!

1 session available

  • Saturday

    Oct 18, 2025
    8:00am–3:00pm PDT

    Seattle REI