Run for Breast Cancer 5K/10K/13.1 SEATTLE 2026

On August 29, 2026, The Best Races organizes a Run for Breast Cancer in Seattle, WA, offering four distances: 1 mile, 5K, 10K, and 13.1 miles. Participants choose from four wave start times beginning at 7:30 AM, with coordinators remaining available for three hours after the first wave. Registration includes a technical running shirt (shipped to your address), finisher's medal, finisher's towel or giveaway, digital training pack, and online results certificate. Race bibs are distributed on race day; no packet pickup is required. Optional timing is available through personal tracking apps or coordinator assistance. A virtual run option is also offered. For every mile logged after the race, The Best Races donates $1 to partner charities.