Under 5KM Races in Ontario
Upcoming20racesNext upSep 12, 2026ThroughDec 2026
Browse 20 upcoming under 5km races in Ontario, with dates, venues, distances, and registration details for each listing. Also explore 5K, Road, 10K, 1K, and Trail races in Ontario, or compare options to find your next under 5km start line.
Upcoming Featured Races in Ontario
Under 5KM Races in Ontario 2026
September 2026
Road
11th Annual Ottawa Run For Palestine Fundraiser
Sep 12, 2026
Ottawa, ON
2K5K10K
Road
BLAIR'S RUN 2026
Sep 13, 2026
Toronto, ON
2K
Road
Run For Barrie 2026
Sep 13, 2026
Barrie, ON
5K3K1K
Road
2026 Faculty of Health Fun Run
Sep 19, 2026
Waterloo, ON
5K2.5K
Trail
Harvest Trailmixer Fundraiser for Mental Health 2026
Sep 19, 2026
Guelph, ON
2.5K5K10K1K
Road
RBC Race for the Kids Toronto 2026
Sep 19, 2026
Toronto, ON
5K2K
Road
DWC Dream Walk 2026
Sep 26, 2026
Ottawa, ON
1K2K3K
Mixed
2026 Our Hospital Walk/Run
Sep 27, 2026
North Bay, ON
1 Mile5K10K
Road
Race to End Homelessness 2026
Sep 27, 2026
Ottawa, ON
1K5K10K
October 2026
Trail
Rally in the Ravine 2026
Oct 3, 2026
Toronto, ON
10K5K1K
Road
2026 CIBC Run for the Cure Ottawa-Gatineau
Oct 4, 2026
Ottawa, ON
5K1K
Road
2026 CIBC Run for the Cure Toronto
Oct 4, 2026
Toronto, ON
5K1K
Road
Bimbo Global Race 2026 — Toronto
Oct 4, 2026
Toronto, ON
10K5K3K
Road
CHEO RBC Race for the Kids Ottawa 2026
Oct 4, 2026
Ottawa, ON
10K5K2K
Road
Bridget's Run 2026
Oct 17, 2026
Barrie, ON
5K1KKids Run
Road
TMMC Fall 5 KM Classic 2026
Oct 18, 2026
Cambridge, ON
5K200m