Hamilton
Triathlon Calendar near Hamilton 2026-2027
Monthly updates for Hamilton
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Hamilton for 2026-2027! We've gathered 5 exciting races in the area. Check out our detailed list below to find your next local race.
July 2026
Triathlon and multisport races at Nelles Beach Park in Grimsby on July 18, 2026. Sprint, duathlon and relay formats are available, with a point to point swim run parallel to the shore.
August 2026
A women’s Sprint and Try A Tri on August 8, 2026 at Nelles Beach Park in Grimsby featuring lake swims, flat bike and run courses, age group waves and charity fundraising.
Multi-discipline event at Area 8 Conservation Area near Milton ON combining SwimRun 10K and 20K, open-water swims of 1.5K 3K 6K, and 7.5K 15K trail runs with chip timing and mandatory swim caps.
The third annual Mudskipper Canadian Individual SwimRun Championships take place at Area 8 Conservation area in Milton ON on August 16, 2026. The event pairs swims in Area 8 quarry with runs at Kelso Park and includes open water distances of 1.5K, 3K..
Aquathlon Provincial Championships in Milton on August 27, 2026 combines open water swims and run legs at Kelso Lake. Championship entry requires 2026 Triathlon Ontario membership and one world qualifier spot is available per age group and gender.