Upcoming Running Races in Ontario
Find the best running races in Ontario! From 5Ks to marathons, explore upcoming races and plan your next challenge.
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📅 2w to go
Kids Races
Road
Canada Day Barrie 2025 - 1K Kids Run
Barrie, Ontario
July 1, 2025
9:00AM
Canada Day Barrie 2025
1km
July 2025
📅 2w to go
5k
Road
Matawatchan Canada Day Run 2025 - 5km Fun Run/Walk
Matawatchan, Ontario
July 1, 2025
Matawatchan Canada Day Run 2025
5km
July 2025
📅 2w to go
Fun Runs & Family Runs
Road
Matawatchan Canada Day Run 2025 - 1km Fun Run/Walk
Matawatchan, Ontario
July 1, 2025
Matawatchan Canada Day Run 2025
1km
July 2025
📅 2w to go
5k
Road
Amherstburg Canada Day Run/Walk/Wheel 2025 - 5km Wheel
Amherstburg, Ontario
July 1, 2025
9:15AM
Amherstburg Canada Day Run/Walk/Wheel 2025
5km
July 2025
📅 2w to go
5k
Road
Amherstburg Canada Day Run/Walk/Wheel 2025 - 5km Run
Amherstburg, Ontario
July 1, 2025
9:15AM
Amherstburg Canada Day Run/Walk/Wheel 2025
5km
July 2025
📅 2w to go
5k
Road
Amherstburg Canada Day Run/Walk/Wheel 2025 - 5km Walk
Amherstburg, Ontario
July 1, 2025
9:15AM
Amherstburg Canada Day Run/Walk/Wheel 2025
5km
July 2025
📅 2w to go
Kids Races
Road
Amherstburg Canada Day Run/Walk/Wheel 2025 - Canada Day Kids Dash
Amherstburg, Ontario
July 1, 2025
9:00AM
Amherstburg Canada Day Run/Walk/Wheel 2025
1km
July 2025
📅 3w to go
Kids Races
Trail
Summit 700 2025 - 1.5K Kids Race
The Blue Mountains, Ontario
July 5, 2025
8:15 AM
Summit 700 Trail Runs 2025
1.5km
July 2025
📅 3w to go
Ultra Marathon
Trail
Summit 700 2025 - 50K ULTRA
The Blue Mountains, Ontario
July 5, 2025
7:00 AM
Summit 700 Trail Runs 2025
50km
July 2025
📅 3w to go
Team/Relay
Trail
Summit 700 2025 - 50K RELAY
The Blue Mountains, Ontario
July 5, 2025
7:00 AM
Summit 700 Trail Runs 2025
50km
July 2025
📅 3w to go
5k
Trail
Summit 700 2025 - 5K
The Blue Mountains, Ontario
July 5, 2025
10:30 AM
Summit 700 Trail Runs 2025
5km
July 2025
📅 3w to go
10k
Trail
Summit 700 2025 - 10K
The Blue Mountains, Ontario
July 5, 2025
10:00 AM
Summit 700 Trail Runs 2025
10km
July 2025
📅 3w to go
Half Marathon
Trail
Summit 700 2025 - 21K
The Blue Mountains, Ontario
July 5, 2025
9:00 AM
Summit 700 Trail Runs 2025
21km
July 2025
📅 3w to go
Other Distances
Road
Run for Brantford 2025 - 3K Run
Brantford, Ontario
July 5, 2025
9:30AM
Run for Brantford 2025
3km
July 2025
📅 3w to go
Fun Runs & Family Runs
Road
Run for Brantford 2025 - 1K Family Fun Walk
Brantford, Ontario
July 5, 2025
9:45AM
Run for Brantford 2025
1km
July 2025
📅 3w to go
5k
Trail
Essex Fun Fest 2025 - 5k Run
Essex, Ontario
July 6, 2025
9:00AM
Essex Fun Fest 5k Run, Walk, and Wheel 2025
5km
July 2025
📅 3w to go
Other Distances
Gravel
BIG Gravel Grind 2025 - HUSKY 40k
Thedford, Ontario
July 6, 2025
9:00AM
BIG Gravel Grind 2025
40km
July 2025
📅 3w to go
Other Distances
Gravel
BIG Gravel Grind 2025 - HUSTLE 80k
Thedford, Ontario
July 6, 2025
8:00AM
BIG Gravel Grind 2025
80km
July 2025
📅 3w to go
5k
Trail
Essex Fun Fest 2025 - 5k Walk
Essex, Ontario
July 6, 2025
9:00AM
Essex Fun Fest 5k Run, Walk, and Wheel 2025
5km
July 2025
📅 4w to go
15k
Trail
5 Peaks Trail Running Series Albion Hills 2025 - Enduro Course
Caledon, Ontario
July 12, 2025
9:30 AM
5 Peaks Trail Running Series: Albion Hills 2025
15 km
July 2025
📅 4w to go
Other Distances
Trail
5 Peaks Trail Running Series Albion Hills 2025 - Sport Course
Caledon, Ontario
July 12, 2025
10:00 AM
5 Peaks Trail Running Series: Albion Hills 2025
7.5 km
July 2025
📅 4w to go
Ultra Marathon
Trail
5 Peaks Trail Running Series Albion Hills 2025 - Grit Course
Caledon, Ontario
July 12, 2025
8:30 AM
5 Peaks Trail Running Series: Albion Hills 2025
22.5 km
July 2025
📅 4w to go
Kids Races
Trail
5 Peaks Trail Running Series Albion Hills 2025 - Kids' Challenge 3 km Run
Caledon, Ontario
July 12, 2025
9:05 AM
5 Peaks Trail Running Series: Albion Hills 2025
3 km
July 2025
📅 4w to go
Kids Races
Trail
5 Peaks Trail Running Series Albion Hills 2025 - Kids' 1 km Run
Caledon, Ontario
July 12, 2025
8:45 AM
5 Peaks Trail Running Series: Albion Hills 2025
1 km
July 2025
📅 4w to go
Ultra Marathon
Trail
The First Blaze Trail Race 2025 - 50km Trail Race
Milton, Ontario
July 12, 2025
9:00AM
The First Blaze Trail Race 2025
51.8km
July 2025
📅 4w to go
10k
Trail
The First Blaze Trail Race 2025 - 10km Trail Race
Milton, Ontario
July 12, 2025
9:45AM
The First Blaze Trail Race 2025
10km
July 2025
📅 4w to go
Other Distances
Trail
The First Blaze Trail Race 2025 - 25km Trail Race
Milton, Ontario
July 12, 2025
10:30AM
The First Blaze Trail Race 2025
27.5km
July 2025
📅 4w to go
5k
Road
Hintonburg 2025 - 5K Run
Ottawa, Ontario
July 13, 2025
9:00 AM
Hintonburg 5K and 1K Kids Run 2025
5km
July 2025
📅 4w to go
Kids Races
Road
Hintonburg 2025 - 5K Run (Youth)
Ottawa, Ontario
July 13, 2025
9:00AM
Hintonburg 5K and 1K Kids Run 2025
5km
July 2025
📅 4w to go
5k
Road
Hintonburg 2025 - 5K Run (Adults)
Ottawa, Ontario
July 13, 2025
9:00AM
Hintonburg 5K and 1K Kids Run 2025
5km
July 2025
📅 4w to go
Kids Races
Road
Hintonburg 2025 - 1K Kids Run
Ottawa, Ontario
July 13, 2025
8:30AM
Hintonburg 5K and 1K Kids Run 2025
1km
July 2025
📅 4w to go
Under 5K
Road
Hintonburg 2025 - 1K Fun Run
Ottawa, Ontario
July 13, 2025
8:30AM
2025 Hintonburg 5K and 1K
1K
July 2025
📅 4w to go
5k
Road
Hintonburg 2025 - 5K (13+)
Ottawa, Ontario
July 13, 2025
9:00AM
2025 Hintonburg 5K and 1K
5K
July 2025
📅 4w to go
5k
Road
Hintonburg 2025 - 5K (12 and under)
Ottawa, Ontario
July 13, 2025
9:00AM
2025 Hintonburg 5K and 1K
5K
July 2025
📅 4w to go
5k
Road
The 5/15 Farm Run 2025 - 5K Race
Ottawa, Ontario
July 16, 2025
6:45PM
The 5/15 Farm Run 2025
5km
July 2025
📅 4w to go
Kids Races
Road
The 5/15 Farm Run 2025 - 1K Kids Fun Run
Ottawa, Ontario
July 16, 2025
6:15PM
The 5/15 Farm Run 2025
1km
July 2025
📅 4w to go
15k
Road
The 5/15 Farm Run 2025 - 15K Race
Ottawa, Ontario
July 16, 2025
6:45PM
The 5/15 Farm Run 2025
15km
July 2025
📅 4w to go
10k
Road, Trail
Cornwall Multisport Club 2025 - Jumble Run
Cornwall, Ontario
July 16, 2025
6:00PM
Cornwall Multisport Club - Jumble Run 2025
10km (team relay)
July 2025
📅 5w to go
5k
Road
Rev & Run 2025 - Rev & Run 5000
Toronto, Ontario
July 18, 2025
7:30PM
REV & RUN 2025
5km
July 2025
📅 5w to go
Under 5K
Road
London Road Races 2025 - Summer Night 2K Run
London, Ontario
July 18, 2025
6:40PM
Summer Night 5K 2025
2km
July 2025
📅 5w to go
Kids Races
Road
London Road Races 2025 - Summer Night Kiddy Trot
London, Ontario
July 18, 2025
7:00PM
Summer Night 5K 2025
150m
July 2025
📅 5w to go
Under 5K
Road
Rev & Run 2025 - Rev & Run 1000
Toronto, Ontario
July 18, 2025
7:00PM
REV & RUN 2025
1km
July 2025
📅 5w to go
5k
Road
London Road Races 2025 - Summer Night 5K Run
London, Ontario
July 18, 2025
7:10PM
Summer Night 5K 2025
5km
July 2025
📅 5w to go
Other Distances
Trail
XTERRA Conquer the Crater 2025 - Sprint Duathlon
Greater Sudbury, Ontario
July 19, 2025
10:45AM
XTERRA Conquer the Crater 2025
2.5 km Run, 13 km Bike, 4.5 km Run
July 2025
📅 5w to go
Other Distances
Trail
XTERRA Conquer the Crater 2025 - Full Duathlon
Greater Sudbury, Ontario
July 19, 2025
8:50AM
XTERRA Conquer the Crater 2025
3.5 km Run, 24 km Bike, 9 km Run
July 2025
📅 5w to go
5k
Road
Tillsonburg Running with the Bulls 2025 - 5K Run
Tillsonburg, Ontario
July 19, 2025
8:30AM
Tillsonburg Running with the Bulls 2025
5km
July 2025
📅 5w to go
Under 5K
Road
Tillsonburg Running with the Bulls 2025 - 1K Kiddie Bull Charge
Tillsonburg, Ontario
July 19, 2025
9:30AM
Tillsonburg Running with the Bulls 2025
1km
July 2025
📅 5w to go
10k
Road
Tillsonburg Running with the Bulls 2025 - 10K Run
Tillsonburg, Ontario
July 19, 2025
8:00AM
Tillsonburg Running with the Bulls 2025
10km
July 2025
📅 5w to go
5k
Road
Festival of Beer Run 2025 - Festival of Beer Run
Toronto, Ontario
July 19, 2025
11:00AM
Festival of Beer Run 2025
5km
July 2025
📅 5w to go
5k
Wine Run 2025 - Bella Rose Vineyard 5k
Lewiston, New York
July 20, 2025
Bella Rose Vineyard Wine Run 5K 2025
5k
July 2025
📅 5w to go
10k
Trail
XTERRA Conquer the Crater 2025 - 10 km Trail Run
Greater Sudbury, Ontario
July 20, 2025
8:00AM
XTERRA Conquer the Crater 2025
10 km
July 2025
📅 5w to go
Half Marathon
Trail
XTERRA Conquer the Crater 2025 - 21 km Half Marathon Trail Run
Greater Sudbury, Ontario
July 20, 2025
7:30AM
XTERRA Conquer the Crater 2025
21 km
July 2025
📅 5w to go
Marathon
Trail
XTERRA Conquer the Crater 2025 - 42 km Marathon Trail Run
Greater Sudbury, Ontario
July 20, 2025
7:00AM
XTERRA Conquer the Crater 2025
42 km
July 2025
📅 5w to go
5k
Trail
XTERRA Conquer the Crater 2025 - 5 km Trail Run
Greater Sudbury, Ontario
July 20, 2025
9:00AM
XTERRA Conquer the Crater 2025
5 km
July 2025
📅 5w to go
Kids Races
Trail
XTERRA Conquer the Crater 2025 - Youth 5 km Trail Run
Greater Sudbury, Ontario
July 20, 2025
9:00AM
XTERRA Conquer the Crater 2025
5 km
July 2025
📅 5w to go
Kids Races
Road
Lindsay Milk Run 2025 - 500m Kids Fun Run
Lindsay, Ontario
July 20, 2025
8:10AM
2025 Lindsay Milk Run
500m
July 2025
📅 5w to go
Fun Runs & Family Runs
Trail
Bare Oaks Family Naturist Park 2025 - 5K Nude Colour Fun Run
East Gwillimbury, Ontario
July 20, 2025
11:00AM
5K Nude Colour Fun Run - 2025
5km
July 2025
📅 5w to go
5k
Road
Lindsay Milk Run 2025 - 5K
Lindsay, Ontario
July 20, 2025
8:25AM
2025 Lindsay Milk Run
5km
July 2025
📅 5w to go
10k
Road
Lindsay Milk Run 2025 - 10K
Lindsay, Ontario
July 20, 2025
8:00AM
2025 Lindsay Milk Run
10km
July 2025
📅 5w to go
Ultra Marathon
Trail
SOO 200 2025 - SOO 200
Sault Ste. Marie, Ontario
July 21, 2025
8:00AM
SOO 200 2025
200 miles
July 2025
📅 5w to go
Ultra Marathon
Trail
SOO 200 2025 - SOO 200 50% Deposit
Sault Ste. Marie, Ontario
July 21, 2025
8:00AM
SOO 200 2025
200 miles (Deposit)
July 2025
📅 5w to go
Ultra Marathon
Trail
SOO 200 2025 - SOO 200 Pacers
Sault Ste. Marie, Ontario
July 21, 2025
8:00AM
SOO 200 2025
200 miles (Pacer)
July 2025
📅 6w to go
Under 5K
Toronto Carnival Run 2025 - 1K Kid's Run
Toronto, Ontario
July 26, 2025
8:00 AM
Toronto Carnival Run 2025
1km
July 2025
📅 6w to go
Virtual Races
Toronto Carnival Run 2025 - Virtual 5K Run/Walk
Toronto, Ontario
July 26, 2025
Flexible
Toronto Carnival Run 2025
5km
July 2025
📅 6w to go
Virtual Races
Toronto Carnival Run 2025 - Virtual 10K Run/Walk
Toronto, Ontario
July 26, 2025
Flexible
Toronto Carnival Run 2025
10km
July 2025
📅 6w to go
Virtual Races
Toronto Carnival Run 2025 - Virtual 1K Kid's Run
Toronto, Ontario
July 26, 2025
Flexible
Toronto Carnival Run 2025
1km
July 2025
📅 6w to go
5k
Road
Toronto Carnival Run 2025 - 5K Run/Walk
Toronto, Ontario
July 26, 2025
8:25 AM
Toronto Carnival Run 2025
5km
July 2025
📅 6w to go
10k
Road
Toronto Carnival Run 2025 - 10K Run/Walk
Toronto, Ontario
July 26, 2025
8:15 AM
Toronto Carnival Run 2025
10km
July 2025
📅 6w to go
Ultra Marathon
Trail
Tally in the Valley 2025 - 12 Hour Day Race
Hamilton, Ontario
July 26, 2025
08:00AM
Tally in the Valley Trail Race 2025
12 hours
July 2025
📅 6w to go
Ultra Marathon
Trail
Tally in the Valley 2025 - 6 Hour Trail Race
Hamilton, Ontario
July 26, 2025
08:00AM
Tally in the Valley Trail Race 2025
6 hours
July 2025
📅 6w to go
Ultra Marathon
Trail
Tally in the Valley 2025 - 24 Hour Trail Race
Hamilton, Ontario
July 26, 2025
08:00AM
Tally in the Valley Trail Race 2025
24 hours
July 2025
📅 6w to go
Ultra Marathon
Trail
Tally in the Valley 2025 - 100 Miler
Hamilton, Ontario
July 26, 2025
07:00AM
Tally in the Valley Trail Race 2025
161km (100 miles)
July 2025
📅 6w to go
Ultra Marathon
Trail
Tally in the Valley 2025 - Gong Show Elimination Event
Hamilton, Ontario
July 26, 2025
08:00AM
Tally in the Valley Trail Race 2025
Elimination - up to 24 hours
July 2025
📅 6w to go
Ultra Marathon
Wilderness Traverse 2025 - Wilderness Traverse 24-Hour Adventure Race
Sudbury Region, Ontario
July 26, 2025
Wilderness Traverse 2025
Ultra Marathon
July 2025
📅 6w to go
5k
Mixed
The 5K Foam Fest Canada Tour 2025 - London, ON
London, Ontario
July 26, 2025
8:00AM
The 5K Foam Fest - London, ON 2025
5km
July 2025
📅 6w to go
Other Distances
Trail
Apex Adventure Challenge 2025 - Apex Adventure Challenge
Sudbury, Ontario
July 27, 2025
09:00AM
Apex Adventure Challenge 2025
30-45km
July 2025
📅 6w to go
Ultra Marathon
Trail
Tally in the Valley 2025 - 12 Hour Night Race
Hamilton, Ontario
July 27, 2025
08:00PM
Tally in the Valley Trail Race 2025
12 hours
July 2025
📅 6w to go
Other Distances
Trail
Tally in the Valley 2025 - 7k One Loop
Hamilton, Ontario
July 27, 2025
09:00AM
Tally in the Valley Trail Race 2025
7km
July 2025
📅 6w to go
Other Distances
Trail
Tally in the Valley 2025 - 21k Three Loops
Hamilton, Ontario
July 27, 2025
09:00AM
Tally in the Valley Trail Race 2025
21km
July 2025
📅 6w to go
5k
Trail
Grit & Grind Trail Series Carlington Hill Edition 2025 - 5K
Ottawa, Ontario
July 30, 2025
6:45PM
Grit & Grind Trail Series Carlington Hill Edition 2025
5km
July 2025
📅 6w to go
Kids Races
Trail
Grit & Grind Trail Series Carlington Hill Edition 2025 - 2K Kids Run
Ottawa, Ontario
July 30, 2025
6:15PM
Grit & Grind Trail Series Carlington Hill Edition 2025
2km
July 2025
📅 7w to go
Other Distances
Persistence Backyard Ultra 2025 - Persistence Backyard Ultra
Arva, Ontario
August 2, 2025
Persistence Backyard Ultra 2025
Other Distances
August 2025
📅 7w to go
5k
Road
5k Race/Walk
Whitby, Ontario
August 2, 2025
8:00 AM
5k Race for Plates 2025
5km
August 2025
📅 7w to go
5k
Road
5k Race/Walk
Whitby, Ontario
August 2, 2025
8:00 AM
5k Race for Plates 2025
5K
August 2025
📅 7w to go
Other Distances
Road
Bluewater International Granfondo 2025 - The Bluewater 150K
Sarnia, Ontario
August 3, 2025
09:00AM
Bluewater International Gran Fondo 2025
150km
August 2025
📅 7w to go
Other Distances
Road
Bluewater International Granfondo 2025 - First Responder Championship 100K
Sarnia, Ontario
August 3, 2025
09:00AM
Bluewater International Gran Fondo 2025
100km
August 2025
📅 7w to go
Other Distances
Road
Bluewater International Granfondo 2025 - The Lambton 100K
Sarnia, Ontario
August 3, 2025
09:00AM
Bluewater International Gran Fondo 2025
100km
August 2025
📅 7w to go
Other Distances
Road
Bluewater International Granfondo 2025 - The Grove 30K
Sarnia, Ontario
August 3, 2025
09:00AM
Bluewater International Gran Fondo 2025
30km
August 2025
📅 7w to go
Other Distances
Road
Bluewater International Granfondo 2025 - The Sarnia 50K
Sarnia, Ontario
August 3, 2025
09:00AM
Bluewater International Gran Fondo 2025
50km
August 2025
📅 7w to go
5k
Road
The Runners Shop Sunset Shuffle 2025 - Sunset Shuffle 5K
Toronto, Ontario
August 7, 2025
7:00PM
The Runners Shop Sunset Shuffle 2025
5K
August 2025
📅 7w to go
Other Distances
Road
The Runners Shop Sunset Shuffle 2025 - Sunset Shuffle 1 Mile
Toronto, Ontario
August 7, 2025
6:50PM
The Runners Shop Sunset Shuffle 2025
1 Mile
August 2025
📅 7w to go
5k
Road
The Runners Shop Sunset Shuffle 2025 - Sunset Shuffle 5K and 1 Mile Combo
Toronto, Ontario
August 7, 2025
6:50PM
The Runners Shop Sunset Shuffle 2025
5K + 1 Mile Combo
August 2025
📅 8w to go
Ultra Marathon
Trail
Beast of Burden Ultra Marathon 2025 - 25 Miler
Lockport, New York
August 9, 2025
10:00AM
Beast of Burden - Summer 2025
25 miles
August 2025
📅 8w to go
Ultra Marathon
Trail
Beast of Burden Ultra Marathon 2025 - 100 Miler
Lockport, New York
August 9, 2025
10:00AM
Beast of Burden - Summer 2025
100 miles
August 2025
📅 8w to go
Ultra Marathon
Trail
Beast of Burden Ultra Marathon 2025 - 50 Miler
Lockport, New York
August 9, 2025
10:00AM
Beast of Burden - Summer 2025
50 miles
August 2025
📅 8w to go
Under 5K
Road
Butter Tart Festival Race 2025 - In-Person Butter Tart 1K
Burlington, Ontario
August 9, 2025
9:00AM
Butter Tart Festival Race 2025
1km
August 2025
📅 8w to go
Other Distances
Mixed
Great Waterfront Trail Adventure 2025 - Waterfront Trail Champion (Fundraising Option)
Hamilton, Ontario
August 9, 2025
11:00PM
Great Waterfront Trail Adventure 2025
640 km (8 days)
August 2025
📅 8w to go
Challenges
Trail
Falling Water Trail 2025 - The Bruce Deuce Challenge
Eugenia, Ontario
August 9, 2025
9:00AM
Falling Water Trail Marathon/ Half Marathon 2025
Marathon + Half Marathon
August 2025
📅 8w to go
Kids Races
Mixed
Great Waterfront Trail Adventure 2025 - Youth Rider
Hamilton, Ontario
August 9, 2025
11:00PM
Great Waterfront Trail Adventure 2025
640 km (8 days)
August 2025
📅 8w to go
Other Distances
Road
Butter Tart Festival Race 2025 - In-Person Butter Tart 3K
Burlington, Ontario
August 9, 2025
9:30AM
Butter Tart Festival Race 2025
3km
August 2025
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