Get ready for an exhilarating day of fun and fitness at the 2025 Seattle Marathon's Summer 5k/10k/Half Marathon and Kids Fun Run on June 21, 2025! Set against the stunning backdrop of Seward Park, participants will be treated to breathtaking views of Lake Washington and Mt. Rainier as they take on their chosen distance. Whether you're a seasoned runner or a family looking for a fun outing, this event has something for everyone. Choose from a 5k, 10k, or the challenging Half Marathon, and don't miss the Kids Fun Run, a delightful 1k sprint designed just for the little ones.

Kick off the festivities with early packet pickup on June 20 from 3:00 PM to 6:00 PM at Super Jock N Jill in Green Lake. On event day, join us bright and early starting at 6:00 AM for packet pickup, with the Half Marathon beginning at 7:00 AM, followed by the 5k at 8:30 AM, the 10k at 9:30 AM, and the fun-filled Kids Fun Run at 10:45 AM. All courses are USATF certified, ensuring a top-notch