Half marathons in Chatham
1 upcoming in Chatham, and 5 more within 100km. Every one links to the organizer's official registration page.
Within 100km of Chatham
Sorted by how far you would have to drive.
- 66 km
WINDSOR WATERFRONT HALF MARATHON & 5KM
Windsor, ON · Road · 21km / 5km · starts 7 a.m.
- 76 km
Défi Coureur des Bois
Strathroy-Caradoc, ON · Trail · 20km / 10km / 6km / 3km
- 91 km
Railway City Road Races 2026 Live Run
St Thomas, ON · Road · 5km / 10km / 21km / 1km · starts 8 a.m.
- 100 km
Caffeine Run London
London, ON · Road · 5km / 10km / 21km · starts 7:30 a.m.
- 100 km
Springbank Road Races London
London, ON · Road · 21km / 5km / 250m / 2km · starts 8:30 a.m.
Half marathons in Chatham — FAQ
- How many half marathons are there in Chatham?
- 1 upcoming, and 5 more within 100km if you are willing to drive. The next one is Habitat for Humanity Chatham-Kent River Run on Sunday, September 20, 2026. Rebuilt from the race calendar daily.
- When is the next half marathon in Chatham?
- Habitat for Humanity Chatham-Kent River Run, Sunday, September 20, 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 Chatham and half marathons across Canada.