Half Marathon Boomer Lake Park

The Haunted 5K, 10K, Half Marathon (13.1), and Marathon (26.2) at Boomer Lake Park in Stillwater, Oklahoma, is a multi-distance running event held at a scenic park location. The courses are out-and-back routes, with the 5K and 10K running one and two loops respectively, while the half marathon and marathon involve multiple loops of the same course. The event encourages participants to wear costumes, with a best costume award and a group photo at the start.

All finishers receive themed medals. The race supports the US Road Running Race Series and features a six-hour time limit for completion. Visit the organization's website for the most recent information.