Ancaster, ON, Canada · Saturday, May 23, 2026
Sulphur Springs Trail Run 50 Mile
What the course asks
DUV results for the 2026 edition (50mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
Typical conditions, May
Regional 2001-2020 average for May — NASA POWER, grid elevation 211 m. Not a forecast.
Results history
| Year | Race | Finishers | Men's winner | Women's winner |
|---|---|---|---|---|
| 2026 | 50mi | 73 | Will Gilmet · 08:12:36 | Jessica Shao · 10:00:02 |
| 2025 | 50mi | 79 | Juan Zorrilla · 07:36:46 | Rina Atienza · 09:00:58 |
| 2024 | 50mi | 54 | Andrew James · 07:52:33 | Julie Hamulecki · 07:08:00 |
| 2023 | 50mi | 61 | Gabriel Miller · 06:28:05 | Wendy Rading · 07:56:44 |
| 2022 | 50mi | 41 | Andrew James · 07:54:23 | Angelika Grodna-Pantera · 08:41:26 |
| 2019 | 50mi | 99 | Julian Ho · 07:19:56 | Sarah Kondo · 08:56:17 |
| 2018 | 50mi | 103 | Jon Kilmartin · 06:56:22 | Karen Batsford · 08:51:14 |
| 2017 | 50mi | 70 | Christian Mercier · 06:44:13 | Cynthia Campanaro · 08:11:00 |
| 2016 | 50mi | 83 | Jack Sikkema · 07:15:04 | Claire Heslop · 09:15:40 |
| 2015 | 50mi | 89 | Jack Sikkema · 06:39:44 | Christina Clark · 07:16:41 |
The field shrank 8% between 2025 (79) and 2026 (73). 33% of the 2026 field were women.
DUV results for the 2026 edition (50mi) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.
The Aid Station
Course-specific beta from the community
This is a rolling course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Gear for this race
Chosen for 80 km of trail with 2,000 m of ascent.
- Trail Running Shoes 25 m of climb per kilometre — grip and rock protection before cushioning.
- Race Nutrition 80 km of self-supported fuelling between aid stations.
- Hydration Vests Pole attachment and chest-strap stability on steep ground.
- Trekking Poles 2,000 m of ascent to walk up.
- Headlamps 80 km almost certainly means running into the night.
Similar races
Other 50 mi trail ultras, closest in distance first.