Austin's streets become a community cheering section for the Ascension Seton Austin Marathon, Half Marathon and 5K. Runners take on routes through distinctive neighborhoods and past city landmarks, with local music and spectators supplying encouragement along the way. The downtown finish brings a festival atmosphere and a chance to celebrate the miles behind you. Register for your chosen distance or come support the runners from the sidelines. The marathon and half marathon begin at 7 a.m.