10K Races in Ontario
Upcoming59racesNext upAug 22, 2026ThroughMay 2027
Browse 59 upcoming 10k races in Ontario, with dates, venues, distances, and registration details for each listing. Also explore 5K, Road, 1K, Trail, and Cause-Based races in Ontario, or compare options to find your next 10k start line.
Upcoming Featured Races in Ontario
10K Races in Ontario 2026-2027
Spotlight races
August 2026
September 2026
Trail
2026 Island Lake Classic
Sep 7, 2026
Orangeville, ON
10K0.2K5K
Road
11th Annual Ottawa Run For Palestine Fundraiser
Sep 12, 2026
Ottawa, ON
2K5K10K
Road
2026 North Bay Road Race
Sep 12, 2026
North Bay, ON
5K1 Mile10KHalf Marathon
Road
2026 Oasis ZooRun Toronto
Sep 12, 2026
Toronto, ON
5K10K
Trail
2026 Don Doan Dash
Sep 13, 2026
Brampton, ON
5K10K
Road
Georgina Marathon & Half-Marathon 2026
Sep 13, 2026
Georgina, ON
5K10KHalf MarathonMarathon
Road
Longboat Toronto Island Run 2026
Sep 13, 2026
Toronto, ON
1K1 Mile5K10K
Road
Take It In Strides Run 2026
Sep 13, 2026
Thunder Bay, ON
5K10K3K
Trail
2026 Monarch Ultra 10km
Sep 19, 2026
Peterborough, ON
10K1K
Trail
2026 Trail and Ale
Sep 19, 2026
Sarnia, ON
5K10K15K
Trail
Harvest Trailmixer Fundraiser for Mental Health 2026
Sep 19, 2026
Guelph, ON
2.5K5K10K1K
Trail
Monster of Mazinaw Trail Race 2026
Sep 19, 2026
Cloyne, ON
30K43K10K
Road
2026 Habitat for Humanity Chatham-Kent River Run
Sep 20, 2026
Chatham, ON
5K10K21.1K
Road
Brita Night Run 2026 - Toronto
Sep 25, 2026
Toronto, ON
10K5K
Mixed
2026 Our Hospital Walk/Run
Sep 27, 2026
North Bay, ON
1 Mile5K10K
Road
2026 Run4Health
Sep 27, 2026
Walkerton, ON
5K1KHalf Marathon10K
Cross Country
2026 Willibald Pasture Dash
Sep 27, 2026
Ayr, ON
5K10K
Trail
Albion Ascent Trail Race 2026
Sep 27, 2026
Hamilton, ON
1K3K5K10K+1
Road
Big Little Run 2026
Sep 27, 2026
Guelph, ON
5K10KHalf Marathon
Road
Race to End Homelessness 2026
Sep 27, 2026
Ottawa, ON
1K5K10K
Showing 24 of 59 races