How many half marathons are there in Ottawa?

3 upcoming, and 6 more within 100km if you are willing to drive. The next one is Canada Army Run 2026 / Course de l’Armée du Canada : 2026 on Sunday, September 20, 2026. Rebuilt from the race calendar daily.

When is the next half marathon in Ottawa?

Canada Army Run 2026 / Course de l’Armée du Canada : 2026, Sunday, September 20, 2026. Open it for the start time, distances and the official registration link.

No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.

Half marathons in Ottawa

3 upcoming in Ottawa, and 6 more within 100km. Every one links to the organizer's official registration page.

5K races in Ottawa 10K races in Ottawa Marathons in Ottawa Half marathons across Ontario

Canada Army Run 2026 / Course de l’Armée du Canada : 2026
ON · Road · 5km / 10km / 21km / 15km
The Maple Leaf March -- La Marche Maple Leaf
ON · Road · 5km / 10km / 21km / 42km · starts 7 a.m.
9runrun - Ottawa
ON · Road · 5km / 10km / 2km / 21km · starts 8 a.m.

Within 100km of Ottawa

Sorted by how far you would have to drive.

Half marathons in Ottawa — FAQ

How many half marathons are there in Ottawa?: 3 upcoming, and 6 more within 100km if you are willing to drive. The next one is Canada Army Run 2026 / Course de l’Armée du Canada : 2026 on Sunday, September 20, 2026. Rebuilt from the race calendar daily.
When is the next half marathon in Ottawa?: Canada Army Run 2026 / Course de l’Armée du Canada : 2026, Sunday, September 20, 2026. Open it for the start time, distances and the official registration link.
Do I register here?: No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.

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