If you're hunting for your next great race, the Sioux Falls Marathon on Sep 20, 2026 in Sioux Falls, South Dakota, USA should be at the top of your list. Runners start from the parking lot east of Howard Wood Field and finish on the track. The course winds through the Sioux Falls bike trail system and along the Big Sioux River, taking in Falls Park and downtown.
🏃 Why Run This Race
- Predominantly flat course suited to runners of all levels
- Boston Marathon qualifier-friendly course with proven BQ times
- Off-road trail experience through stunning natural surroundings
- City streets and urban landmarks throughout the route
- Welcoming local running community in Sioux Falls, South Dakota
🏁 Race Distances & Events
- Marathon (26.2 miles / 42.2 km)
- Half Marathon (13.1 miles / 21.1 km)
- 5K (3.1 miles)
🗺️ Course Highlights
- The route is generally flat with cool September temperatures, making it a popular Boston-qualifier choice in the upper Midwest.
📅 Event Details
- Date: Sep 20, 2026
- Location: Sioux Falls, South Dakota, USA
- Available distances: Marathon (26.2 miles / 42.2 km) | Half Marathon (13.1 miles / 21.1 km) | 5K (3.1 miles)
💡 Runner Tips
- Wear grippy trail shoes and bring a hydration pack for longer distances
- Set realistic pace targets, this course is ideal for negative splits
The atmosphere, the course, the crowd, the Sioux Falls Marathon brings it all. Don't wait until the last minute; popular distances fill quickly. Secure your spot in one of USA's best 2026 races now.