Running Races in Ajax 2026
Races2racesFromMay 30, 2026ThroughOct 2026
Explore 2 2026 running races in Ajax, including 5Ks, 10Ks, half marathons, marathons, and trail runs, or compare race dates, venues, and registration links to plan your next event in Ajax.
Upcoming Featured Races in Ajax
Race Calendar Ajax 2026
Spotlight races
January 2026
February 2026
March 2026
April 2026
Road
Beneva Spring Run-Off 2026
Apr 4, 2026
Toronto, ON
8K5K
Road
2026 FAB 5k Challenge Program
Apr 6, 2026
Hamilton, ON
Mixed
Caledon Crusher 2026
Apr 11, 2026
Mono Centre, ON
Road
Around the Bay Road Race 2026
Apr 12, 2026
Hamilton, ON
15K5K30K10K
Road
endurRACE 2026
Apr 18, 2026
Waterloo, ON
8K5K400m
Trail
The Foxtail Rail Trail Race (Paul Turkstra Memorial) 2026
Apr 18, 2026
Dundas, ON
Road
Her Majesty's Royal Races 2026
Apr 19, 2026
Hamilton, ON
10K5K1K
Mixed
Run4Hope 2026
Apr 19, 2026
Brampton, ON
10K5K
Mixed
Pick Your Poison Trail Run 2026
Apr 25, 2026
Barrie, ON
12.5K50K25K
Road
2026 Beneva Mississauga Marathon
Apr 26, 2026
Mississauga, ON
Marathon5K10K750m+1
Showing 24 of 240 races