2017 - 2018 Ontario Half Marathon Calendar

Browse our Half Marathon Calendar for races organized in Ontario among 58 races.

58 races

Harvest Half and Quarter Marathon & Half Mile

September 23, 2017 Race day in 2 days
Canada / Ontario / Wellesley
Half Marathon
Charity Road Running

Sault Area Chamber Chase

September 23, 2017 Race day in 2 days
USA / East North Central / Michigan / Sault Ste. Marie
Half Marathon
Road Running

Island Girl Half Marathon & 5K

September 24, 2017 Race day in 3 days
Canada / Ontario / Toronto
Half Marathon
Women-only Road Running Relay

Oakville Half Marathon, 10K and 5K

September 24, 2017 Race day in 3 days
Canada / Ontario / Oakville
Half Marathon
Road Running Walk

Run For The Grapes Half Marathon

September 24, 2017 Race day in 3 days
Canada / Ontario / St. Catharines
Half Marathon

Hardick Chiropractic Centre 1/2 Marathon, 5K Run & Walk

October 01, 2017 Race day in 10 days
Canada / Ontario / London
Half Marathon
Charity Road Running

Kitchissippi Run

October 01, 2017 Race day in 10 days
Canada / Ontario / Chalk River
Half Marathon

The County Marathon

October 01, 2017 Race day in 10 days
Canada / Ontario / Picton
Half Marathon
Road Running

Ottawa Fall Colours

October 08, 2017 Race day in 17 days
Canada / Ontario / Ottawa
Half Marathon

Detroit Free Press Marathon

October 15, 2017 Race day in 24 days
USA / East North Central / Michigan / Detroit
Half Marathon
Flat Road Running Fast Walk

Detroit Free Press Marathon

October 15, 2017 Race day in 24 days
USA / East North Central / Michigan / Detroit
Half Marathon
Flat Road Running Fast

Niagara Falls International Marathon

October 15, 2017 Race day in 24 days
Canada / Ontario / Niagara Falls
Half Marathon
Flat Road Running Fast Walk Wheelchair
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