10K races in St Thomas
1 upcoming in St Thomas, and 22 more within 100km. Every one links to the organizer's official registration page.
Within 100km of St Thomas
Sorted by how far you would have to drive.
- 17 km
Journey for Change 2026
Aylmer, ON · Road · 12km / 24km / 34km / 5km · starts 9 a.m.
- 17 km
The Howling Ghost Trail Race
Aylmer, ON · Trail · 8km / 16km / 24km · starts 10:30 a.m.
- 23 km
Caffeine Run London
London, ON · Road · 5km / 10km / 21km · starts 7:30 a.m.
- 23 km
Maggie's Run
London, ON · Road · 5km / 10km / 2km · starts 9 a.m.
- 23 km
Run for London 2026
London, ON · Road · 10km / 5km / 3km · starts 9 a.m.
- 23 km
Run for Resilience 2026
London, ON · Road · 1km / 5km / 10km · starts 7:15 a.m.
- 23 km
Halloween Haunting
London, ON · Road · 10km / 5km / 2km / 300m · starts 10 a.m.
- 23 km
Shoppers Drug Mart® Run for Women - London 2027
London, ON · Road · 5km / 10km / 1km · starts 8:30 a.m.
- 33 km
Défi Coureur des Bois
Strathroy-Caradoc, ON · Trail · 20km / 10km / 6km / 3km
- 46 km
Rodney Fair Road Race
Rodney, ON · Road · 10km / 5km / 1km / 800m · starts 9:30 a.m.
- 58 km
The Talon Trail Race
Parkhill, ON · Trail · 26km / 11km / 7km / 3km · starts 8 a.m.
- 59 km
Watford Alvinston Road Race 2027
Watford, ON · Road · 8km / 16km · starts 6:30 a.m.
- 67 km
South Huron Trail Run
Exeter, ON · Trail · 3km / 8km · starts 7:30 a.m.
- 75 km
Pinery Fall Classic 2026
Grand Bend, ON · Trail · 2km / 4km / 5km / 10km · starts 8 a.m.
- 81 km
Ecotay 6K and 10K
Perth, ON · Road · 6km / 10km · starts 10 a.m.
- 83 km
Willibald Pasture Dash
Ayr, ON · Road · 5km / 10km · starts 8:30 a.m.
- 83 km
The Hustle at Pinehurst
Ayr, ON · Trail · 12km / 25km / 50km · starts 8:15 a.m.
- 91 km
Habitat for Humanity Chatham-Kent River Run
Chatham, ON · Road · 5km / 10km / 21km · starts 8 a.m.
- 94 km
Kitchener Kids with Cancer 2026
Kitchener, ON · Road · 10km / 5km · starts 9 a.m.
- 94 km
Wise Raven Trail Race
Waterloo, ON · Trail · 5km / 10km / 25km / 50km · starts 8 a.m.
2 more — sort everything by distance from you.
10K races in St Thomas — FAQ
- How many 10k races are there in St Thomas?
- 1 upcoming, and 22 more within 100km if you are willing to drive. The next one is Railway City Road Races 2026 Live Run on Sunday, September 27, 2026. Rebuilt from the race calendar daily.
- When is the next 10k race in St Thomas?
- Railway City Road Races 2026 Live Run, Sunday, September 27, 2026. Open it for the start time, distances and the official registration link.
- Do I register here?
- No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.
Missing a race? Add it. Or browse every race in St Thomas and 10k races across Canada.