Austin Marathon 2025 Dates And Times. Everything you need to know before runners hit the streets sunday. The ascension seton austin marathon and half marathon will start at 2nd & congress and end at 9th & congress.
The ascension seton austin marathon and half marathon will start at 2nd & congress and end at 9th & congress. The austin marathon is a rolling, loop course several long straightaways and approximately 28 turns.