Orca Running Lake Sammamish Half, presented by REI

The Lake Sammamish Half Marathon, presented by REI, takes runners along the smooth trail that connects Marymoor Park in Redmond to Lake Sammamish State Park in Issaquah. This interurban trail is very popular with runners; about 30% of the course will be on smooth gravel surface and 70% on pavement. We offer a generous 4 hour time limit for all participants. This flat run is perfect for a half-marathon personal best whether you're running or walking! Use the code REI2023 for a 15% discount on registration!

1 session available

  • Saturday

    Mar 4, 2023
    6:30am–12:00pm PST

    Redmond Central Connector Park