How many marathons are there in Niagara Falls?

2 upcoming, and 6 more within 100km if you are willing to drive. The next one is Niagara Falls 10k, Half & Marathon 2026 on Sunday, October 25, 2026. Rebuilt from the race calendar daily.

When is the next marathon in Niagara Falls?

Niagara Falls 10k, Half & Marathon 2026, Sunday, October 25, 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.

Marathons in Niagara Falls

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

5K races in Niagara Falls 10K races in Niagara Falls Half marathons in Niagara Falls Marathons across Ontario

Sunday, October 25, 2026
Niagara Falls 10k, Half & Marathon 2026Sold out
ON · Road · 42km / 21km / 10km · starts 7:30 a.m. · from $107
Sunday, October 25, 2026
Niagara Falls International Marathon
ON · Road · Marathon / Half marathon / 10km / 5km

More marathons near Niagara Falls

Everything within 100km, sorted by how far you would have to drive.

New races in Niagara Falls, once a month

Newly listed races, and the registrations closing in the next three weeks. One email a month, one click to leave.

Marathons in Niagara Falls — FAQ

How many marathons are there in Niagara Falls?: 2 upcoming, and 6 more within 100km if you are willing to drive. The next one is Niagara Falls 10k, Half & Marathon 2026 on Sunday, October 25, 2026. Rebuilt from the race calendar daily.
When is the next marathon in Niagara Falls?: Niagara Falls 10k, Half & Marathon 2026, Sunday, October 25, 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.

Missing a race? Add it. Or browse every race in Niagara Falls and marathons across Canada.