21.1K
Half Marathon Runner
Fri, Jun 6 · 10:00 PM
$73.05
- Past race
- Trail
Twelve Mile Creek Trail Half Marathon 2025
- St. Catharines, Ontario
About Twelve Mile Creek Trail Half Marathon 2025
The 36th annual 12 Mile Creek Trail Half Marathon & 7k Cancer Run features a historic 21 km route along the first Welland Canal, including the Merritt Trail towards downtown St. Catharines and a challenging ascent up Hydro Hill on the Niagara Escarpment. The 7 km race offers a shorter, demanding trail section that incorporates the latter part of the half marathon course. It is a scenic and well-supported event ideal for trail runners and walkers alike.
Distances and events
21.1K
Half Marathon Walker
Fri, Jun 6 · 10:00 PM
$62.15
7K
7 km Runner
Fri, Jun 6 · 10:00 PM
$67.60
Prices from the organizer. Please check the official website for up-to-date times and pricing.
Highlights
Long sleeve t-shirt guaranteed to pre-registered runners on or before May 18, 2025.
Returning participants can have their names printed on the back of the shirts.
Field limited to 275 participants across all events.
Six electrolyte and water stations along the route.
Challenging ascent of Hydro Hill on the Niagara Escarpment.
Course
- Surface
- Trail
- Location
- St. Catharines, Ontario
Course details
* Historic 21.1 km half marathon route follows the first Welland Canal and Merritt Trail. * Approximately 80% of the course is hard-packed gravel on scenic 12 Mile Creek Trail. * Features out-and-back and looped sections with multiple rolling hills. * 7 km race incorporates latter part of half marathon trail section, offering a challenging but shorter course.
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Listing freshness
The Running Directory combines organizer-provided details, official race links, and ongoing listing research. Always confirm final dates, prices, times, and course details with the race organizer before registering.
Last updated: October 2, 2026
Official registration(opens in a new tab)