More than a spectator friendly certified marathon, That Dam Hill is also London Ontario’s only ultra marathon timed race. If you register for a timed race, the first 42.2km (26.2 miles) you complete will automatically give you a certified marathon time. And yes, That Dam Hill is a certified Boston Marathon Qualifier!

Upcoming Races

Sep 14 2019
12 Hours
Multiple Loop Course
Rolling, ~2500 feet in 50 miles
Paved or very smooth surface
Sep 14 2019
24 Hours
certified 1.4 mile (2.2508km) loop
Multiple Loop Course
Rolling, ~2500 feet in 50 miles
Paved or very smooth surface

Results

Date Distance Total Finishers Top Result Top Result (F)
09/15/18 24 Hours 25 110.133 76.567
09/15/18 12 Hours 9 73.77 61.183
09/16/17 50 Miles 6 10:16:08 10:45:01
09/16/17 24 Hours 21 121.3221 100.3433
09/17/16 12 Hours 8 62.5819 34.6103
09/17/16 24 Hours 33 119.9238 126.9167
09/19/15 24 Hours 11 190.749 180.965
09/19/15 12 Hours 7 100.717 100.717
09/19/15 6 Hours 25 63.25 62.453
09/19/15 3 Hours 26 38.003 30.942
09/20/14 12 Hours 19 75.8532 68.1768
09/20/14 50 KM 32 4:24:52 4:46:21
09/20/14 50 Miles 10 7:22:24 8:24:53
09/20/14 6 Hours 24 36.6926 37.967
09/21/13 6 Hours 48 43.8991 44.45338
09/21/13 50 KM 24 4:11:17 4:05:59
We try to keep the most accurate information about this race, but changes do happen. Always visit the official race website for the most up to date information.
The Hennepin Hundred
  • Oct 5, 2019
  • Sterling, IL
50 KM 50 Miles 100 Miles