Ultra Marathon Races in Ontario
Browse 51 ultra marathon trail running and hiking routes in Ontario. Distance range: 27.2 mi to 187.2 mi. Elevation gain: 99 ft to 7,828 ft. Each route includes terrain analysis, elevation profiles, and pacing recommendations.
Key Takeaways
Total Routes
51
Races / Routes
0 / 51
Distance Range
27.2 mi - 187.2 mi
Elevation Range
99 ft - 7,828 ft
Surface Type
100% Trail
| Route Name | Location | Distance | Elevation Gain | Type | Race Date |
|---|---|---|---|---|---|
| Howard Watson Nature Trail (ON, Canada) | Lambton County, Ontario | 27.2 mi | 99 ft | route | — |
| Frontenac Provincial Park Perimeter (ON, Canada) | Frontenac County, Ontario | 27.7 mi | 3,084 ft | route | — |
| Millennium Trail (ON, Canada) | Prince Edward County, Ontario | 28.9 mi | 190 ft | route | — |
| Bruce Trail, Toronto Section (ON, Canada) | Halton Region, Ontario | 30.8 mi | 1,797 ft | route | — |
| The Crack and Silver Peak (ON, Canada) | Sudbury District, Ontario | 31.1 mi | 4,881 ft | route | — |
| Waterfront Trail: Veteran's Point to Harbourfront Centre (ON, Canada) | Toronto, Ontario | 32.8 mi | 792 ft | route | — |
| Bruce Trail, Dufferin Hi-Land Section (ON, Canada) | Dufferin County, Ontario | 33.2 mi | 4,045 ft | route | — |
| Maitland Trail (ON, Canada) | Huron County, Ontario | 33.7 mi | 2,539 ft | route | — |
| Casque Isles Trail (ON, Canada) | Thunder Bay District, Ontario | 33.9 mi | 5,262 ft | route | — |
| Algonquin Park Gate to Gate | Nipissing District, Ontario | 35.2 mi | 1,868 ft | route | — |
| Yonge Street (ON, Canada) | York Region, Ontario | 35.8 mi | 1,640 ft | route | — |
| Ganaraska Trail: Oro-Medonte - Midland Trail (ON, Canada) | Simcoe County, Ontario | 36.4 mi | 2,274 ft | route | — |
| Coastal Trail, Lake Superior Provincial Park (ON, Canada) | Algoma District, Ontario | 39.5 mi | 3,904 ft | route | — |
| Pukaskwa Coastal Trail (ON, Canada) | Thunder Bay District, Ontario | 39.8 mi | 2,224 ft | route | — |
| Oak Ridges Moraine Trail (ON, Canada) | Northumberland County, Ontario | 41.4 mi | 3,629 ft | route | — |
| Bruce Trail, Blue Mountain Section (ON, Canada) | Simcoe County, Ontario | 41.4 mi | 4,514 ft | route | — |
| Great Ontario Loop | Simcoe County, Ontario | 41.5 mi | 1,683 ft | route | — |
| Bruce Trail, Caledon Hills Section (ON, Canada) | Peel Region, Ontario | 42.6 mi | 6,020 ft | route | — |
| Caledon Trailway (Canada, ON) | Peel Region, Ontario | 43.0 mi | 436 ft | route | — |
| Simcoe County Mountain Bike Club Perimeter (ON, Canada) | Simcoe County, Ontario | 45.8 mi | 4,623 ft | route | — |
| La Cloche Trail (ON, Canada) | Sudbury District, Ontario | 46.3 mi | 7,079 ft | route | — |
| Bank Street/County Road 31 (ON, Canada) | Ottawa, Ontario | 46.6 mi | 627 ft | route | — |
| Tiny & Wasaga Beach Trails (ON, Canada) | Simcoe County, Ontario | 46.7 mi | 1,430 ft | route | — |
| Hamilton - Brandford - Cambridge Trails (ON, Canada) | Brant County, Ontario | 49.4 mi | 510 ft | route | — |
| Snakes and Ladders of Dufferin County (ON, Canada) | Dufferin County, Ontario | 51.1 mi | 4,612 ft | route | — |
| Toronto DIY Ultramarathon (ON, Canada) | Toronto, Ontario | 51.4 mi | 5,060 ft | route | — |
| Bruce Trail, Niagara Section (ON, Canada) | Niagara Region, Ontario | 52.0 mi | 4,150 ft | route | — |
| Yarker to Sharbot Lake 13 Lakes Winter Route (ON, Canada) | Frontenac County, Ontario | 52.4 mi | 2,920 ft | route | — |
| Chrysler Greenway (ON, Canada) | Essex County, Ontario | 52.5 mi | 613 ft | route | — |
| Avon Trail (ON, Canada) | Perth County, Ontario | 54.8 mi | 2,299 ft | route | — |
| Western Uplands Trail (ON, Canada) | Nipissing District, Ontario | 56.2 mi | 6,152 ft | route | — |
| Great Rail Loop | Lanark County, Ontario | 56.5 mi | 381 ft | route | — |
| Prescott and Russell Recreational Trail (ON, Canada) | Prescott and Russell Counties, Ontario | 61.0 mi | 130 ft | route | — |
| Etobicoke Creek Trail | Brampton, Ontario | 65.0 mi | 1,358 ft | route | — |
| Frontenac Challenge (ON, Canada) | Frontenac County, Ontario | 65.5 mi | 1,936 ft | route | — |
| Cataraqui Trail (ON, Canada) | Frontenac County, Ontario | 66.1 mi | 4,576 ft | route | — |
| Bruce Trail, Beaver Valley Section | Grey County, Ontario | 70.9 mi | 7,828 ft | route | — |
| Bruce Trail, Iroquoia Section (ON, Canada) | Halton Region, Ontario | 72.8 mi | 7,817 ft | route | — |
| Avon+Thames+Elgin Trail | Perth County, Ontario | 73.9 mi | 3,326 ft | route | — |
| Niagara Circle Route (ON, Canada) | Niagara Region, Ontario | 84.5 mi | 1,729 ft | route | — |
| G2G Rail Trail (Ontario, Canada) | Perth County, Ontario | 85.5 mi | 2,175 ft | route | — |
| Toronto Perimeter (ON, Canada) | Toronto, Ontario | 86.0 mi | 2,054 ft | route | — |
| Trans Canada Trail: Wheatley-Tecumseh | Essex County, Ontario | 94.2 mi | 1,078 ft | route | — |
| Simcoe County Loop Trail (ON, Canada) | Simcoe County, Ontario | 99.3 mi | 1,690 ft | route | — |
| Bruce Trail, Peninsula Section | Bruce County, Ontario | 100.9 mi | 5,771 ft | route | — |
| Ottawa Valley Recreational Trail | Renfrew County, Ontario | 102.5 mi | 1,632 ft | route | — |
| Bruce Trail, Sydenham Section | Grey County, Ontario | 106.5 mi | 4,423 ft | route | — |
| K&P Trail (ON, Canada) | Frontenac County, Ontario | 108.2 mi | 4,587 ft | route | — |
| Grand Valley Trail (ON, Canada) | Hamilton, Ontario | 139.3 mi | 3,691 ft | route | — |
| Nipissing Lake Loop | Parry Sound District, Ontario | 180.6 mi | 4,694 ft | route | — |
| Ganaraska Trail (Canada, ON) | Simcoe County, Ontario | 187.2 mi | 4,396 ft | route | — |
Frequently Asked Questions
How many trail races are in Ontario?
There are 0 organized races and 51 self-supported routes available in Ontario.
What is a Ultra Marathon race?
A Ultra Marathon race is approximately 26.2 to 100+ miles in distance.
What is the average elevation gain in Ontario?
The average elevation gain is 3,063 feet, with routes ranging from 99 to 7,828 feet.
Can these ultra marathon routes in Ontario be used for hiking?
Yes. 100% of these routes are on trail surfaces, making them suitable for both trail running and hiking. The terrain analysis and elevation profiles help hikers plan their adventures just as effectively as runners.
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