40 Upcoming Races In Ontario, US in August, 2026

Persistence Backyard Ultra

Arva, ON

Saturday, August 1st, 2026

Ultra

Trail

View details for race Persistence Backyard Ultra

5k Race for Plates (StockTheSummer.ca)

Whitby, ON

Saturday, August 1st, 2026

Trail

Fast

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

Coureurs de Bois Trail Race

Petawawa, ON

Sunday, August 2nd, 2026

Trail

View details for race Coureurs de Bois Trail Race

Canaqua Sports Mid-Summer Classic - Welland

Welland, ON

Sunday, August 2nd, 2026

10K

Trail

View details for race Canaqua Sports Mid-Summer Classic - Welland

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The Runners Shop Sunset Shuffle

Toronto, ON

Thursday, August 6th, 2026

Fast

View details for race The Runners Shop Sunset Shuffle

Valley 4WD Trail Adventure 2026

Calabogie, ON

Saturday, August 8th, 2026

Trail

View details for race Valley 4WD Trail Adventure 2026

Stokely Creek Trail Jam

Goulais River, ON

Saturday, August 8th, 2026

Trail

View details for race Stokely Creek Trail Jam

Nolan's SMILE Run

Windsor, ON

Saturday, August 8th, 2026

10K

View details for race Nolan's SMILE Run

Run for Rocky 5 km Run/3 km Walk 2026

Windsor, ON

Saturday, August 8th, 2026

View details for race Run for Rocky 5 km Run/3 km Walk 2026

Falling Water Trail Marathon/ Half Marathon 2026

Eugenia, ON

Saturday, August 8th, 2026

Half

Marathon

Trail

Fast

View details for race Falling Water Trail Marathon/ Half Marathon 2026

Tammy's Birthday Run For the Community

Hagersville, ON

Saturday, August 8th, 2026

View details for race Tammy's Birthday Run For the Community

Butter Tart Festival Race

Burlington, ON

Saturday, August 8th, 2026

Trail

View details for race Butter Tart Festival Race

Run and Taste 5K

Toronto, ON

Saturday, August 8th, 2026

View details for race Run and Taste 5K

The ENDURrun 2026

Conestogo, ON

Sunday, August 9th, 2026

Trail

View details for race The ENDURrun 2026

The 2026 ENDURrun Sport 80 KM

Conestogo, ON

Sunday, August 9th, 2026

Trail

View details for race The 2026 ENDURrun Sport 80 KM

Forest Lea Trail Run

Pembroke, ON

Sunday, August 9th, 2026

Trail

View details for race Forest Lea Trail Run

Great Waterfront Trail Adventure 2026

Windsor, ON

Monday, August 10th, 2026

Trail

View details for race Great Waterfront Trail Adventure 2026

Kids Adventure Dash 2026

Pembroke, ON

Friday, August 14th, 2026

Trail

View details for race Kids Adventure Dash 2026

Tim Horton's Night Run 2026

Windsor, ON

Saturday, August 15th, 2026

View details for race Tim Horton's Night Run 2026

OTF Whitby 5k Run/Walk

Whitby, ON

Saturday, August 15th, 2026

View details for race OTF Whitby 5k Run/Walk

UnLeashed Dog Trail Run

Petawawa, ON

Saturday, August 15th, 2026

Trail

View details for race UnLeashed Dog Trail Run

Middle Path Trail Race

Peterborough County, ON

Saturday, August 15th, 2026

Ultra

Trail

View details for race Middle Path Trail Race

XTERRA Sleeping Giant - 2026

Thunder Bay, ON

Sunday, August 16th, 2026

Half

10K

Trail

View details for race XTERRA Sleeping Giant - 2026

The Wooly Bully Races

Stella, ON

Sunday, August 16th, 2026

10K

View details for race The Wooly Bully Races

Toronto Hotdog Mile

Toronto, ON

Sunday, August 16th, 2026

1 Mile

View details for race Toronto Hotdog Mile

Walk/Run for Camp Wendake 2026

London, ON

Sunday, August 16th, 2026

View details for race Walk/Run for Camp Wendake 2026

A Run for Chris 2026

Hamilton, ON

Sunday, August 16th, 2026

View details for race A Run for Chris 2026

Roots and Rocks Trail Run

Greater Sudbury, ON

Sunday, August 16th, 2026

Half

Trail

View details for race Roots and Rocks Trail Run

Along the Vines 5k/10k

Essex, ON

Sunday, August 16th, 2026

10K

Trail

View details for race Along the Vines 5k/10k

GLO Toronto Half Marathon/10K/5K

Toronto, ON

Saturday, August 22nd, 2026

10K

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

The 5K Foam Fest - Ottawa

Ottawa, ON

Saturday, August 22nd, 2026

View details for race The 5K Foam Fest - Ottawa

PUMA Toronto Women's Summer 10K/5K

Toronto, ON

Saturday, August 22nd, 2026

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

National Capital Pride Run 2026

Ottawa, ON

Saturday, August 29th, 2026

View details for race National Capital Pride Run 2026

Caffeine Run Toronto (Hamilton)

Hamilton, ON

Saturday, August 29th, 2026

Half

10K

Trail

View details for race Caffeine Run Toronto (Hamilton)

The Runway 2026

Breslau, ON

Saturday, August 29th, 2026

View details for race The Runway 2026

The 5K Foam Fest - Toronto, ON

Uxbridge, ON

Saturday, August 29th, 2026

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

2026 Save the Bees Virtual Run

Toronto, ON

Saturday, August 29th, 2026

Half

Marathon

View details for race 2026 Save the Bees Virtual Run

BK5K Waterloo, Canada

Waterloo, ON

Sunday, August 30th, 2026

View details for race BK5K Waterloo, Canada

Caffeine Run London

London, ON

Sunday, August 30th, 2026

Half

10K

View details for race Caffeine Run London

South Huron Trail Run

Exeter, ON

Sunday, August 30th, 2026

Trail

View details for race South Huron Trail Run

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