Austin 3m Half Marathon 2025 Dates. The race, set to take place on january 19, 2025, will. Thousands will take to the streets of austin sunday morning for the annual austin international half, formerly known as the 3m half marathon.

The downhill to downtown course is a fast and fun race fueled by live music and cheering fans along the 13.1 mile course. In 2025, the austin marathon celebrates food and beverage industry employees offering a 50% registration discount for runners in those industries.