Midnight Madness offers an exciting ultramarathon experience along Tulsa’s scenic RiverParks asphalt trails, running on both sides of the Arkansas River. Runners tackle a vibrant nighttime course that includes the illuminated Williams Crossing Pedestrian Bridge, unique for its after-dark river crossing, and highlights such as Turkey Mountain and the Gathering Place, offering a blend of urban energy and riverside tranquility. With a 15-hour time limit, the event is accessible to both seasoned ultrarunners and those seeking to take on a longer challenge. Well-spaced aid stations and excellent crew access ensure a supportive and lively atmosphere throughout the night, making this a memorable ultrarunning adventure under the city lights.
50K
Jul 11, 2026 (Sat)
Distance
50 km
Course
Out & back
Difficulty
Beginner
Course record (M)
4:42:26
Course record (F)
4:52:26
50mi
Jul 11, 2026 (Sat)
Distance
50 mi
Course
Multiple loops
Difficulty
Intermediate
Course record (M)
6:15:03
Course record (F)
7:01:54
100mi
Jul 11, 2026 (Sat)
Distance
100 mi
Course
Out & back
Difficulty
Hard
Course record (M)
29:50:54
Course record (F)
29:04:17
Temperature
74°F / 92°F
Feels like
79°F / 99°F
Avg sunshine hours
11h 54m
Avg rainfall
0.10 in
Avg snowfall
-
Max wind speed
9.9 mph (Gentle breeze)
Sweat loss rate
High
Trail conditions
Dry, dusty, and firm underfoot