Marathon calendar — Seattle · 2026

D-14UW Medicine Seattle MarathonD-14SEATTLEUnited States🧊 7°₩274,000Entry feeUW Medicine Seattle MarathonSun, November 29, 2026 · Seattle, WA, United StatesLABELOpenHalf

D-14Seattle Half MarathonD-14SEATTLEUnited States🧊 7°₩251,000Entry feeSeattle Half MarathonSun, November 29, 2026 · Seattle, United StatesAIMSOpenHalf

D-132026 Seattle Ghost Marathon, Half & 50KD-13SEATTLEUnited States🧊 7°₩201,000Entry feeSeattle Ghost Marathon, Half & 50KSat, November 28, 2026 · Seattle, WA, United StatesOpenHalfUltra

Dates and entry details follow each race's official announcement and may change — re-check on the official page before entering. 3 races on this page are open for entry right now.