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!

Results

12 Hours certified 1.4 mile (2.2508km) loop View course top times

Date Finishers Top Result Top Result (F)
09/14/19 9 70.97 66.77
09/15/18 7 73.77 61.183
09/17/16 8 62.5819 34.6103
09/19/15 7 100.717 100.717
09/20/14 18 75.8532 68.1768

24 Hours View course top times

Date Finishers Top Result Top Result (F)
09/14/19 23 122.72 87.75
09/15/18 24 110.133 76.567
09/16/17 21 121.3221 100.3433
09/17/16 32 119.9238 126.9167
09/19/15 11 190.749 180.965

50 Miles View course top times

Date Finishers Top Result Top Result (F)
09/16/17 6 10:16:08 10:45:01
09/20/14 10 7:22:24 8:24:53

6 Hours View course top times

Date Finishers Top Result Top Result (F)
09/19/15 22 63.25 62.453
09/20/14 18 36.6926 37.967
09/21/13 31 43.8991 44.45338

50 KM View course top times

Date Finishers Top Result Top Result (F)
09/20/14 32 4:24:52 4:46:21
09/21/13 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 Back 40 Trail Run
  • Dec 14, 2019
  • Bella Vista, AR
40 Miles