location: Gas Works Park

register for the

2021 Amica Insurance Seattle Marathon and Half Marathon

The Amica Insurance Seattle Marathon, Seattle's original hometown marathon and the oldest marathon in the Pacific Northwest, is set on a beautiful course with rolling hills and scenic views of Seattle’s iconic bridges, waterways and architecture. Take part in this iconic Thanksgiving weekend tradition and see why we've been RUNNING SEATTLE SINCE 1970.

Virtual & Live Registrations available for 2021


JOIN US IN 2021!

In-person: Saturday, November 27, 2021. Location: Gas Works Park
Virtual: Choose your date

The 2021 Seattle Kids Marathon is structured to allow children—kindergarten through eighth grade—to complete a full 26.2 mile marathon at a rate that is fun and safe for their growing bodies: one mile at a time. It also encourages kids to read, eat nutritious foods and perform good deeds. Register to complete the program virtually or to finish the program in-person.


register for the

2021 Amica Insurance Run Seattle Medal Series

Whether you're a seasoned runner, a recreational jogger or are just lacing up for the first time, we are here to support you training to your goal. Join us for this virtual medal series including 5k, 10k, 15k, 25K and 20 mile distances. Choose one or more distance goals. We'll provide the training plan, access to real trainers, fun incentives and contests and celebratory swag!

Choose a distance. Choose a route. Choose a date. Celebrate.

Select a bundled registration to save on multiple distances or register for individual distances.


Registration for 2022 Seattle Marathon's Summer 5k/10k is now open