
About the event
Run the Niagara Ultra Half Marathon on June 21, 2025, a 21.1 km course with minimal elevation gain of 18 meters, making it flat and enjoyable for all levels. Hosted by Niagara Ultra Races, this route offers scenic views of the Niagara River and passes by cultural landmarks, creating a memorable running experience. With aid stations and a supportive atmosphere, runners can focus on their performance or simply enjoy the beautiful surroundings. It’s the perfect half marathon for runners looking for a blend of ease, scenery, and inspiration.
Find the best training plan for your goals and the distance you’re planning to run:
Stories from Runnas
The Niagara Ultra Half Marathon on June 21, 2025, provides a scenic 21.1 km course with just 18 meters of elevation gain along the Niagara River Parkway. Organized by Niagara Ultra Races, this flat and fast half marathon is ideal for runners seeking a comfortable, beautiful race route.
If you are an official race organiser with any questions about this page, please get in touch: races@runna.com
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