Antelope Causeway Half Marathon
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Event overview
The Antelope Causeway Half Marathon, 10K, 5K & Duathlon is scheduled for Friday, March 27, 2026, in Syracuse, Utah. The event takes place at Antelope Island State Park - Marina, 4528 West 1700 South, Syracuse, UT 84075. It offers multisport and run-only formats and is described as a run-bike-run event similar to a triathlon without the swim.
Races use the Antelope Island Causeway for running and paved roads on Antelope Island for the cycling portions. The programme includes in-person and virtual options and relay formats for some multisport events.
Distances and entry information
- Half Marathon - Causeway Half Marathon, run only
- 10K - Causeway 10K, run only
- 5K - Causeway 5K, run only
- Sprint Duathlon - short distance
- Olympic Duathlon - intermediate distance
- Sprint Relay - 2 to 3 people
- Olympic Relay - 2 to 3 people
- Bike Only 22 Miles - cycling only
- Bike Only 11 Miles - cycling only
- Virtual Race
- Half Marathon - pacer invitation only
Published entry fees vary by event group: duathlon entries listed as $50 - $90, run distances $35 - $1,000, and bike-only entries $35. Sponsors named include Powerade, Fatboy Ice Cream, and My Health Insight. Visit the organization's website for the most recent information.