5K Races In Ontario
Browse 84 upcoming 5k races in Ontario, with dates, venues, distances, and registration details for each listing. Also explore Road, 10K, 1K, Trail, and Half Marathon races in Ontario, or compare options to find your next 5k start line.
5K Races in Ontario 2026
Road
Rebecca Run for SMA 2026
Jul 4, 2026
Newmarket, ON
5K
Trail
2026 Whiskey Run Toronto
Jul 5, 2026
Hamilton, ON
10KHalf Marathon5K
Obstacle
The 5K Foam Fest - Kitchener, ON 2026
Jul 11, 2026
Kitchener, Ontario
5K
Road
2026 Hintonburg 5K and 1K
Jul 12, 2026
Ottawa, ON
1K5K
Road
The 5/15 Farm Run 2026
Jul 15, 2026
Ottawa, Ontario
15K1K5K
Road
2026 SUMMER NIGHT 5K
Jul 17, 2026
London, ON
5K2K150m
Obstacle
The 5K Foam Fest - Wasaga Beach, Ontario 2026
Jul 18, 2026
Wasaga Beach, Ontario
5K
Trail
XTERRA Conquer the Crater 2026
Jul 18, 2026
Greater Sudbury, ON
42K21K10K5K+2
Road
2026 Cider Winders 5K
Jul 22, 2026
Carp, ON
5K
Trail
2026 Toronto Carnival Run
Jul 25, 2026
Toronto, ON
1K5K10K
Mixed
The 5K Foam Fest - London, ON 2026
Jul 25, 2026
London, ON
5K
Mixed
The 5K Foam Fest - London, Ontario 2026
Jul 25, 2026
London, Ontario
5K
Road
2026 Jonny's Gold Ribbon 5km Run/Walk
Jul 26, 2026
Hamilton, ON
5K
Road
2026 RUN WITH RESPONDERS 5K
Jul 26, 2026
Windsor, ON
5K1K
Trail
Grit & Grind Trail Race: Dunrobin Edition 2026
Jul 29, 2026
Dunrobin, Ontario
5K2K
Road
5k Race for Plates 2026
Aug 1, 2026
Whitby, Ontario
5K
Mixed
Race for Plunkett - Law Enforcement Torch Run
Aug 5, 2026
200 Doug Duncan Dr, Newmarket, Ontario
5K10K
Road
2026 The Runners Shop Sunset Shuffle
Aug 6, 2026
Toronto, ON
5K1 Mile
Trail
2026 Butter Tart Festival Race
Aug 8, 2026
Burlington, ON
1K5K3K
Road
2026 Run for Rocky 5 km Run/3 km Walk
Aug 8, 2026
Windsor, ON
5K
Road
Run and Taste 5K 2026
Aug 8, 2026
Toronto, ON
5K
Trail
The ENDURrun 2026
Aug 9, 2026
Waterloo Region, Ontario
5K10 Mile10KHalf Marathon+4
Road
2026 OTF Whitby 5k Run/Walk
Aug 15, 2026
Whitby, ON
1K5K
Road
Tim Horton's Night Run 2026
Aug 15, 2026
Windsor, ON
200m5K1K