Races

🍀 St. Patrick’s Day Virtual Run – Run Bold. Run Lucky. Run Strong. 🍀 Celebrate the spirit of St. Patrick’s Day with more than just luck — celebrate it with Pride! Choose one of two T-shirt Designs:- St. Patrick with Beer: Our exclusive Kelly Green performance tee features an intricate, art-inspired design that commands attention. Ornate gold detailing, dynamic movement, and bold St. Patrick’s Day elements come together in a rich, eye-catching composition that stands out against the vibrant green backdrop. It’s more than a race shirt — it’s a statement piece. - Leprechaun with Clover: The shamrocks, Celtic design, and bold green-and-gold palette instantly scream St. Patrick’s Day!Our St. Patrick’s Day Virtual Run is your chance to chase your goals, conquer your miles, and earn your pot of gold the only way that matters: one determined step at a time. Whether you're running your fastest 5K yet or simply getting out there to move, this run is about heart, resilience, a

Join Us for the 2nd Annual CARES 5K Run & WalkCelebrate community, inclusion, and action at the 2nd Annual CARES 5K — a community-powered event held in honor of International Autism Awareness Day. Whether you run, walk, or roll, every step you take helps advance understanding, acceptance, and meaningful inclusion for individuals on the autism spectrum. Together, we are building a more compassionate and inclusive world. 🌟 Event Highlights5K Run/Walk: A scenic, family-friendly course designed for all fitness levels — runners, walkers, families, and adaptive athletes are all welcome. Virtual Participation Option: Can’t join us in person? Complete your 5K from anywhere and share your journey online to show your support. Family-Friendly Activities: Enjoy kid-friendly activities including face painting, sensory-friendly games, and more community fun. Awareness Campaign: Wear blue to show your support and join our collective movement to #LightItUpBlue.    📝 Registration De

Join us on Mother's Day 2026, for a 5K running race, organized by local SU Runners club! Open to all runners. Start and Finish point: https://maps.app.goo.gl/14ZAtfCDWPgpbpvu7 Course is along Sammamish River Trail, out and back, flat and fast, with almost no elevation change. No pets allowed, due to King County limitations for this event.

The Assistance League® of the Eastside strives to serve the immediate, unmet needs of children and adults challenged by hardship or violence, strengthening our community while fostering dignity, confidence, and hope. We are holding our second annual 5K at Marymoor Park, Redmond on Saturday, June 6th!  Plan to park at Parking Lot K by the tennis courts. The Race starts by Baseball Field #5.  Your participation helps us raise funds for our signature program: Operation School Bell® supports the belief that new school clothing and essential living needs, and the resulting increase in self-esteem and school attendance, contributes to a strong foundation for a child’s successful educational experience.  Financial hardship can touch any family, often creating barriers to a child’s success in school.   Assistance League of the Eastside’s program Operation School Bell provides funds to students in need, supporting them to shop at their local Fred Meyer stores for essentials like clothing, shoes

The Big Backyard 5K & 10K is an annual fun run and family walk celebrating the numerous King County Parks throughout our neighborhoods, cities, and county.  Founded in 2010, proceeds from the BBY 5K benefit King County Parks, support maintenance within the parks and operations of the facilities and recreational resources to keep our parks operating and open year-round! Since the event's inception in 2010, more than 13,000 participants have gathered to raise over $80,000 for King County Parks! Join us at 9:00am on Sunday, June 7 at King County's Marymoor Park to have fun in YOUR BIG BACKYARD!

Come celebrate the end of season 5K for the Let Me Run program.  At Let Me Run we inspire boys through the power of running to be courageous enough to be themselves, to build healthy relationships, and to live an active lifestyle. This 5K celebrates 7 weeks of training for our boys and we invite you to join us as you walk, jog, or run to support the boys and help provide very important funding for our next season.  Come feel the joy and sense of accomplishment as our boys cross the finish line!     Schedule:  8:30am - Registration and Packet Pickup opens 10:00am - 5K start  10:45am - Awards

Updated date for 2026: August 2nd Join us  to indulge in two of Seattle’s true loves: Running and Craft Beer! The Craft Classic Half Marathon and 5K offers a unique Seattle area course with fast times, sweeping views and a delicious craft beer garden at the finish line sponsored by Georgetown Brewery. Race giveaways for all participants include a commemorative event shirt, bib, and bottle opener finisher’s medal.  You can see all of the details on our website!

Harvest the fruits of your training at the Redmond Harvest Half Marathon, to be held Labor Day Monday (September 7, 2026)! Starting from Redmond’s Marymoor Park, the Harvest Half is a fast, flat out-and-back half-marathon that goes west out of Marymoor Park and north on the Sammamish River Trail before returning to the start. Whether this is your first half-marathon, or you are experienced with this distance, this 13.1-mile course will give you an opportunity for your running goals to come to fruition. Come support a local race put on by Lake Sammamish Run Club and Seattle United Runners and finish your summer with a bang.

Pre-game Halloween with your best pirate costume while running up a storm on your home turf! Captain Jack’s Treasure Run has been bringing you oodles of swash-buckling running fun for 8 years in a row.  We’ve got three distances, 5K, 8K and 12K for you to choose from.  All participants will receive a finisher’s medal, Captain Jack’s race shirt, race bib, and chip timing. Race Website

The Brooks Lake Sammamish Half Marathon presented by REI is a point to point race from Redmond to Sammamish. You will run along the East Lake Sammamish Trail that is fully paved. We also offer a half-marathon walk category with a generous 4 hour time limit. This flat run is perfect for a half-marathon personal best whether you’re running or walking!  The race is chip-timed, and each participant will receive a chip-timed bib, participant shirt, and a finisher medal. Aid stations are provided every few miles (see course map). The Lake Sammamish Half is cupless, so you either need to bring a handheld bottle, wear a hydration pack, or we can provide you with a re-useable cup at the start line. VIRTUAL RACE INFO - We have 30 spots for virtual runners. Once they sell out there are no more available. You can run the distance all at once or break it up into chunks and run it on the date of your choosing. You will receive a shirt and medal that will be mailed after the in person race. Check out