Ancaster, ON
Sulphur Springs is one of the best days of running you will experience. The race starts at the Ancaster Community Centre and weaves its way through the beautiful trails of the Dundas Valley. The race offers events for everyone from the casual weekend warrior to the hard-core racer to the corporate team looking for a group challenge. Behind the scenes, the host Burlington Runners come together to make sure that this weekend event is memorable for all. All race events will take place on a 20K loop consisting of approximately 98% trails and 2% roads within the conservation area.
Additional Distances
This event also has the following non ultra distances
10 KM
20 KM
Results
100 KM
View course top times| Date | Finishers | Top Result (M) | Top Result (F) |
|---|---|---|---|
| 05/27/23 | 59 | 8:50:08 | 11:43:27 |
| 05/28/22 | 32 | 11:52:56 | 13:41:01 |
| 09/26/20 | Race Cancelled | ||
| 05/27/17 | 38 | 10:46:29 | 10:29:39 |
100 Miles
View course top times| Date | Finishers | Top Result (M) | Top Result (F) |
|---|---|---|---|
| 05/27/23 | 45 | 18:47:31 | 23:21:37 |
| 05/28/22 | 33 | 17:25:28 | 19:52:08 |
| 09/26/20 | Race Cancelled | ||
| 05/25/19 | 15 | 18:26:10 | 21:34:40 |
| 05/26/18 | 41 | 18:49:21 | 20:52:41 |
| 05/27/17 | 35 | 20:43:07 | 24:45:00 |
| 05/28/16 | 27 | 15:33:34 | 23:18:32 |
| 05/23/15 | 38 | 17:50:36 | 18:27:39 |
| 05/24/14 | 27 | 18:07:31 | 17:49:54 |
| 05/25/13 | 57 | 15:37:24 | 18:57:59 |
| 05/26/12 | 42 | 15:40:22 | 19:53:52 |
| 05/28/11 | 39 | 17:49:16 | 20:55:45 |
| 05/29/10 | 36 | 17:12:37 | 19:59:38 |
| 05/29/10 | 35 | 17:12:37 | 19:59:38 |
| 05/23/09 | 39 | 18:40:04 | 21:47:28 |
| 05/24/08 | 32 | 18:43:43 | 19:20:35 |
| 05/26/07 | 30 | 17:14:53 | 18:57:06 |
| 05/27/06 | 31 | 18:35:56 | 19:56:14 |
| 05/28/05 | 24 | 18:08:25 | 20:51:25 |
| 05/29/04 | 17 | 19:10:00 | 19:40:00 |
| 05/24/03 | 8 | 19:58:54 | 21:42:11 |
| 05/25/02 | 13 | 19:26:25 | 28:23:53 |
| 05/26/01 | 16 | 18:47:53 | 23:36:49 |
50 Miles
View course top times| Date | Finishers | Top Result (M) | Top Result (F) |
|---|---|---|---|
| 05/27/23 | 62 | 6:28:05 | 7:56:44 |
| 05/28/22 | 41 | 7:54:23 | 8:41:26 |
| 09/26/20 | Race Cancelled | ||
| 05/25/19 | 99 | 7:19:56 | 8:56:17 |
| 05/26/18 | 101 | 6:56:25 | 8:51:17 |
| 05/27/17 | 70 | 6:44:13 | 8:11:00 |
| 05/28/16 | 83 | 7:15:04 | 9:15:40 |
| 05/23/15 | 87 | 6:39:44 | 7:16:41 |
| 05/24/14 | 83 | 6:48:31 | 8:02:18 |
| 05/25/13 | 74 | 6:07:00 | 8:01:03 |
| 05/26/12 | 79 | 6:49:43 | 7:51:34 |
| 05/28/11 | 47 | 7:45:07 | 7:42:34 |
| 05/29/10 | 69 | 7:14:41 | 8:14:57 |
| 05/29/10 | 70 | 6:28:07 | 8:14:57 |
| 05/23/09 | 42 | 6:27:32 | 7:44:21 |
| 05/24/08 | 38 | 6:31:29 | 7:55:29 |
| 05/26/07 | 31 | 6:39:56 | 8:57:18 |
| 05/27/06 | 29 | 7:16:09 | 9:38:21 |
| 05/28/05 | 23 | 6:26:20 | 8:06:02 |
| 05/25/02 | 14 | 8:02:05 | 8:55:09 |
50 KM
View course top times| Date | Finishers | Top Result (M) | Top Result (F) |
|---|---|---|---|
| 05/27/23 | 190 | 3:37:31 | 4:10:54 |
| 05/28/22 | 152 | 3:37:46 | 4:16:00 |
| 09/26/20 | Race Cancelled | ||
| 05/25/19 | 128 | 3:43:32 | 4:30:00 |
| 05/26/18 | 160 | 3:46:19 | 4:26:41 |
| 05/27/17 | 168 | 3:33:40 | 4:28:29 |
| 05/28/16 | 138 | 3:54:52 | 4:26:18 |
| 05/23/15 | 105 | 3:41:45 | 4:34:42 |
| 05/24/14 | 99 | 4:10:16 | 4:40:16 |
| 05/25/13 | 82 | 3:45:39 | 4:53:13 |
| 05/26/12 | 80 | 4:06:53 | 3:59:45 |
| 05/28/11 | 71 | 4:10:58 | 4:53:56 |
| 05/29/10 | 83 | 3:59:46 | 4:50:29 |
| 05/23/09 | 53 | 3:33:13 | 5:10:27 |
| 05/24/08 | 54 | 4:10:01 | 4:03:37 |
| 05/26/07 | 43 | 3:53:56 | 4:12:10 |
| 05/28/05 | 57 | 3:46:26 | 4:42:58 |
| 05/25/02 | 40 | 3:57:53 | 5:11:23 |
| 05/27/00 | 57 | 3:41:48 | 4:36:26 |
| 05/22/99 | 45 | 3:58:38 | 5:37:42 |
| 05/23/98 | 52 | 3:53:24 | 5:05:51 |
| 05/24/97 | 64 | 3:57:20 | 4:40:08 |
| 05/25/96 | 49 | 3:52:50 | 4:29:36 |
200 Miles
View course top times| Date | Finishers | Top Result (M) | Top Result (F) |
|---|---|---|---|
| 05/27/17 | 14 | 2d 03:00:20 | 2d 21:51:20 |
