85 Upcoming Races Near Ajax, ON

The First Blaze Trail Race 2026

Milton, ON

Saturday, July 11th, 2026

10K

Trail

Fast

View details for race The First Blaze Trail Race 2026

Biidaasige Dino Run

Toronto, ON

Saturday, July 11th, 2026

View details for race Biidaasige Dino Run

5K Run/Walk for Lynne

Markham, ON

Saturday, July 18th, 2026

View details for race 5K Run/Walk for Lynne

2026 5 Peaks Trail Running Series: Area 8

Milton, ON

Saturday, July 18th, 2026

Trail

View details for race 2026 5 Peaks Trail Running Series: Area 8

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TCS Toronto Waterfront Marathon - Long Run #1

Toronto, ON

Saturday, July 18th, 2026

Trail

View details for race TCS Toronto Waterfront Marathon - Long Run #1

5K Nude Colour Fun Run - 2026

East Gwillimbury, ON

Sunday, July 19th, 2026

View details for race 5K Nude Colour Fun Run - 2026

2026 Toronto Carnival Run

Toronto, ON

Saturday, July 25th, 2026

10K

Trail

View details for race 2026 Toronto Carnival Run

2026 Lindsay Milk Run

Kawartha Lakes, ON

Sunday, July 26th, 2026

10K

View details for race 2026 Lindsay Milk Run

5k Race for Plates (StockTheSummer.ca)

Whitby, ON

Saturday, August 1st, 2026

Trail

Fast

View details for race 5k Race for Plates (StockTheSummer.ca)

The Runners Shop Sunset Shuffle

Toronto, ON

Thursday, August 6th, 2026

Fast

View details for race The Runners Shop Sunset Shuffle

Run and Taste 5K

Toronto, ON

Saturday, August 8th, 2026

View details for race Run and Taste 5K

OTF Whitby 5k Run/Walk

Whitby, ON

Saturday, August 15th, 2026

View details for race OTF Whitby 5k Run/Walk

Middle Path Trail Race

Peterborough County, ON

Saturday, August 15th, 2026

Ultra

Trail

View details for race Middle Path Trail Race

Toronto Hotdog Mile

Toronto, ON

Sunday, August 16th, 2026

1 Mile

View details for race Toronto Hotdog Mile

PUMA Toronto Women's Summer 10K/5K

Toronto, ON

Saturday, August 22nd, 2026

View details for race PUMA Toronto Women's Summer 10K/5K

GLO Toronto Half Marathon/10K/5K

Toronto, ON

Saturday, August 22nd, 2026

10K

View details for race GLO Toronto Half Marathon/10K/5K

2026 Save the Bees Virtual Run

Toronto, ON

Saturday, August 29th, 2026

Half

Marathon

View details for race 2026 Save the Bees Virtual Run

The 5K Foam Fest - Toronto, ON

Uxbridge, ON

Saturday, August 29th, 2026

View details for race The 5K Foam Fest - Toronto, ON

2026 5 Peaks Trail Running Series: Albion Hills

Caledon, ON

Saturday, September 5th, 2026

Trail

View details for race 2026 5 Peaks Trail Running Series: Albion Hills

Oasis ZooRun Toronto 2026

Toronto, ON

Saturday, September 12th, 2026

View details for race Oasis ZooRun Toronto 2026

Run for Milton 2026

Milton, ON

Sunday, September 13th, 2026

View details for race Run for Milton 2026

Georgina Marathon & Half-Marathon

Jacksons Point, ON

Sunday, September 13th, 2026

Half

Marathon

Fast

View details for race Georgina Marathon & Half-Marathon

Don Doan Dash 2026

Brampton, ON

Sunday, September 13th, 2026

10K

View details for race Don Doan Dash 2026

The Ramblers Run

Niagara-on-the-Lake, ON

Sunday, September 13th, 2026

View details for race The Ramblers Run

Toronto Island Run 2026

Toronto, ON

Sunday, September 13th, 2026

View details for race Toronto Island Run 2026

Run For Barrie 2026

Barrie, ON

Sunday, September 13th, 2026

View details for race Run For Barrie 2026

BLAIR'S RUN 2026

Toronto, ON

Monday, September 14th, 2026

View details for race BLAIR'S RUN 2026

The Cider Run

Uxbridge, ON

Saturday, September 19th, 2026

Trail

View details for race The Cider Run

Monarch Ultra 10km

Peterborough, ON

Saturday, September 19th, 2026

10K

Trail

View details for race Monarch Ultra 10km

2026 Constantine Yorkville Run

Toronto, ON

Sunday, September 20th, 2026

View details for race 2026 Constantine Yorkville Run

Brita Night Run 2026 - Toronto

Toronto, ON

Friday, September 25th, 2026

10K

View details for race Brita Night Run 2026 - Toronto

Riverview Park & Zoo Fun Run and Walk

Peterborough, ON

Saturday, September 26th, 2026

View details for race Riverview Park & Zoo Fun Run and Walk

YMCA Charity 5K

Toronto, ON

Saturday, September 26th, 2026

View details for race YMCA Charity 5K

Cupcake Run

Mississauga, ON

Sunday, September 27th, 2026

View details for race Cupcake Run

Run to Give Toronto in support of ComKids Found...

Toronto, ON

Sunday, September 27th, 2026

View details for race Run to Give Toronto in support of ComKids Foundation

West Rouge Sports & Recreation Association ...

Toronto, ON

Saturday, October 3rd, 2026

10K

Trail

View details for race West Rouge Sports & Recreation Association Fun Run - 2026

PHM Run for the Residents

Markham, ON

Saturday, October 3rd, 2026

Half

View details for race PHM Run for the Residents

PUMA Toronto Women's Fall 8K/5K

Toronto, ON

Saturday, October 3rd, 2026

Trail

View details for race PUMA Toronto Women's Fall 8K/5K

2026 5 Peaks Trail Running Series: Heart Lake

Brampton, ON

Saturday, October 3rd, 2026

Trail

View details for race 2026 5 Peaks Trail Running Series: Heart Lake

PUMA Toronto Women's Run Series Volunteer ...

Toronto, ON

Saturday, October 3rd, 2026

View details for race PUMA Toronto Women's Run Series Volunteer Application

Run for Newmarket 2026

Newmarket, ON

Sunday, October 4th, 2026

View details for race Run for Newmarket 2026

Bimbo Global Race

Toronto, ON

Sunday, October 4th, 2026

10K

View details for race Bimbo Global Race

Ajax Waterfront Race

Ajax, ON

Sunday, October 4th, 2026

15K

View details for race Ajax Waterfront Race

Oakville 21.1

Oakville, ON

Sunday, October 4th, 2026

Half

Fast

View details for race Oakville 21.1

5k/10k Run/Walk for Justice....Honouring Flight...

Newmarket, ON

Saturday, October 10th, 2026

10K

Trail

View details for race 5k/10k Run/Walk for Justice....Honouring Flight PS752 Victims

Fenelon Falls Turkey Trot Trial Race & Fami...

Kawartha Lakes, ON

Saturday, October 10th, 2026

10K

Trail

View details for race Fenelon Falls Turkey Trot Trial Race & Family Fun Run

2026 Northumberland Turkey Trot

Cobourg, ON

Monday, October 12th, 2026

View details for race 2026 Northumberland Turkey Trot

Long Sault Trail Race & Ultra

Bowmanville, ON

Saturday, October 17th, 2026

Trail

View details for race Long Sault Trail Race & Ultra

2026 TCS Toronto Waterfront Marathon

Toronto, ON

Saturday, October 17th, 2026

Trail

View details for race 2026 TCS Toronto Waterfront Marathon

Bridget's Run 2026

Barrie, ON

Saturday, October 17th, 2026

View details for race Bridget's Run 2026

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