Date / Time: June 2, 2018 at 5:00 AM
Race Distance: 104.8 Miles
Location (Start / Finish): Long Lake Outdoor Center, Middleville, MI
Race Day Temperature at Start (High / Low Avg.): 74 / 51 F
Sunrise / Sunset: 6:07 AM / 9:15 PM
Race Cutoff (Hrs.): 32
Course Layout(Map): 8 x Half Marathon Loop
Terrain: Mix of wooded single track and dirt road with some sand
Elevation Change (Ascent / Decent): 20,000 ft. (10,000 ft./ 10,000 ft.)
Altitude Above Sea Level (Min. / Max.): 800 ft. / 1,000 ft.
Number of Aid Stations (Max. distance in miles between A.S.): 4 (4 mi.)
Cost: Coming Soon
Completion rate: 7 Finishers (2017), 7 Finishers (2016)
Course Record (M/F): 23:25:30 Ryan Olson (2017) / 26:08:57 Erika Kuhnle (2017)
Prerequisites / Lottery / Trail Work Req.: No / No / No
Qualifying Race for: N/A
Race Series: N/A
Race Director: Switchback Endurance
Year Established: 2011
Other Race Distances: 10k / 13.2 mi. / 26.2 mi. / 52.4 mi.
Fun Fact: Yankee Springs 100 is a true quad-marathon distance.
Nearest Airports (HRs): Grand Rapids, MI (.5), Lansing, MI (1.25), Flint, MI (2), Fort Wayne, IN (2.5)