How many 5k races are there in Sarnia?

4 upcoming, and 37 more within 100km if you are willing to drive. The next one is Trail and Ale 2026 on Saturday, September 19, 2026. Rebuilt from the race calendar daily.

When is the next 5k race in Sarnia?

Trail and Ale 2026, Saturday, September 19, 2026. Open it for the start time, distances and the official registration link.

No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.

5K races in Sarnia

4 upcoming in Sarnia, and 37 more within 100km. Every one links to the organizer's official registration page.

10K races in Sarnia Half marathons in Sarnia Marathons in Sarnia 5K races across Ontario

Within 100km of Sarnia

Sorted by how far you would have to drive.

The Talon Trail Race
Parkhill, ON · Trail · 26km / 11km / 7km / 3km · starts 8 a.m.
62 km
Pinery Fall Classic 2026
Grand Bend, ON · Trail · 2km / 4km / 5km / 10km · starts 8 a.m.
64 km
Habitat for Humanity Chatham-Kent River Run
Chatham, ON · Road · 5km / 10km / 21km · starts 8 a.m.
66 km
Harvest Hustle: 5K Run, Wheel & Walkathon
Chatham, ON · Road · 210m / 2km / 5km · starts 9:30 a.m.
66 km
Défi Coureur des Bois
Strathroy-Caradoc, ON · Trail · 20km / 10km / 6km / 3km
69 km
Rodney Fair Road Race
Rodney, ON · Road · 10km / 5km / 1km / 800m · starts 9:30 a.m.
74 km
Jordan's Run the Runway 5K Series: Chatham-Kent
Merlin, ON · Road · 5km / 1km · starts 5 p.m.
83 km
South Huron Trail Run
Exeter, ON · Trail · 3km / 8km · starts 7:30 a.m.
85 km
Woodland Walk & Run
Exeter, ON · Road · 2km / 5km · starts 9 a.m.
85 km
10th Annual UMEI Lightning Bolt
Essex County, ON · Road · 5km / 10km / 1km / 400m · starts 9 a.m.
86 km
Daisy & Co. 5K Steps for a Cure
Essex, ON · Walk · 5km / 3km · starts 9 a.m.
86 km
Bestie Dash 5K
Elgin County, ON · Road · 5km · starts 9:30 a.m.
89 km
10th Annual Seize the Day - Windsor
Windsor, ON · Road · 5km / 2km · starts 10 a.m.
90 km
WINDSOR WATERFRONT HALF MARATHON & 5KM
Windsor, ON · Road · 21km / 5km · starts 7 a.m.
90 km
Run for Windsor 2026
Windsor, ON · Road · 5km / 1km · starts 10 a.m.
90 km
Terry Fox Run — Windsor
Windsor, ON · Road · 5km
90 km
Community Living Windsor Walk & Rollathon
Windsor, ON · Walk · 3km / 5km · starts 9:30 a.m.
90 km
SAM Walk 2026
Windsor, ON · Walk · 5km · starts 8:30 a.m.
90 km
Run with Her
Windsor, ON · Road · 5km / 1km · starts 9:30 a.m.
90 km
CIBC Run for the Cure — Windsor
Windsor, ON · Road · 5km / 1km
90 km

17 more — sort everything by distance from you.

5K races in Sarnia — FAQ

How many 5k races are there in Sarnia?: 4 upcoming, and 37 more within 100km if you are willing to drive. The next one is Trail and Ale 2026 on Saturday, September 19, 2026. Rebuilt from the race calendar daily.
When is the next 5k race in Sarnia?: Trail and Ale 2026, Saturday, September 19, 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 Sarnia and 5k races across Canada.