2016 – 2017 Ontario Race Calendar

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Ontario among 273 races.

273 races

Winterman Marathon, Marathon Relays, Half Marathon, 10Km, 5Km, and 3Km

Winterman 10K
  • 2016-02-14
  • Canada | Ontario | Ottawa
  • 10k race
  • Road Running

Winterman Marathon, Marathon Relays, Half Marathon, 10Km, 5Km, and 3Km

Winterman 3K
  • 2016-02-14
  • Canada | Ontario | Ottawa
  • Shorter than 10 km race - 3 kilometers
  • Road Running

Winterman Marathon, Marathon Relays, Half Marathon, 10Km, 5Km, and 3Km

Winterman 5K
  • 2016-02-14
  • Canada | Ontario | Ottawa
  • Shorter than 10 km race - 5 kilometers
  • Road Running

Winterman Marathon, Marathon Relays, Half Marathon, 10Km, 5Km, and 3Km

Winterman Half Marathon
  • 2016-02-14
  • Canada | Ontario | Ottawa
  • Half Marathon
  • Road Running

Winterman Marathon, Marathon Relays, Half Marathon, 10Km, 5Km, and 3Km

Winterman Marathon
  • 2016-02-14
  • Canada | Ontario | Ottawa
  • Marathon
  • Road Running Relay

Grimsby Half Marathon

Family Day 10K
  • 2016-02-15
  • Canada | Ontario | Grimsby
  • 10k race

Grimsby Half Marathon

Family Day 3K
  • 2016-02-15
  • Canada | Ontario | Grimsby
  • Shorter than 10 km race - 3 kilometers

Grimsby Half Marathon

Grimsby Half Marathon
  • 2016-02-15
  • Canada | Ontario | Grimsby
  • Half Marathon

Hypothermic Half Marathon - Sudbury

  • 2016-02-21
  • Canada | Ontario | Sudbury
  • Half Marathon
  • Hypothermic Half Marathons

Thunderwolves Indoor Marathon

Thunderwolves Indoor 10K
  • 2016-02-21
  • Canada | Ontario | Thunder Bay
  • 10k race
  • Indoor Relay

Thunderwolves Indoor Marathon

Thunderwolves Indoor Half Marathon
  • 2016-02-21
  • Canada | Ontario | Thunder Bay
  • Half Marathon
  • Indoor Relay

Thunderwolves Indoor Marathon

Thunderwolves Indoor Marathon
  • 2016-02-21
  • Canada | Ontario | Thunder Bay
  • Marathon
  • Indoor Relay

YMCA of Peterborough's Half Marathon

YMCA of Peterborough's 5K
  • 2016-02-28
  • Canada | Ontario | Peterborough
  • Shorter than 10 km race - 5 kilometers

YMCA of Peterborough's Half Marathon

YMCA of Peterborough's Half Marathon
  • 2016-02-28
  • Canada | Ontario | Peterborough
  • Half Marathon

Chilly Half Marathon & Frosty 5K

Chilly Half-Marathon (Burlington)
  • 2016-03-06
  • Canada | Ontario | Burlington
  • Half Marathon
  • Walk