The Demi‑Marathon Sun Life de Longueuil returns on October 19, 2025, set in Parc Michel‑Chartrand in suburban Longueuil, hosting flat and fast courses—1 km, 5 km, 10 km, and the 21.1 km half marathon—all welcoming runners and walkers alike. Known for its lively Oktoberfest theme, participants don feathered hats and lederhosen while enjoying Bavarian music, sausages, and sauerkraut along the course. The 10 km event also serves as the Québec 10 km Championship, and the venue hosts the sixth stage of the Coupe Québec Viens Courir series. Services include official chip timing, cadence pacers, aid stations with BRIX electrolytes every ~3 km, high-quality tech shirts and finisher medals (plus medal engraving by Sun Life), and festive post-race entertainment.
Races
Half Marathon
10 km
5 km
The Demi‑Marathon Sun Life de Longueuil features a fast and flat 21 km road course through Parc Michel‑Chartrand in Longueuil, set against a festive Oktoberfest-themed backdrop with Bavarian music, food, and costumes. Organized by Courses Thématiques, it takes place on Sunday, 19 October 2025, in Longueuil, Québec, Canada.
This 10 km Certified Course, also hosting the Québec 10 Km Championships, offers a high-speed route for competitive runners and walkers, winding through city streets adjacent to the park. Organized by Courses Thématiques, it starts on 19 October 2025 in Longueuil, Québec, at Parc Michel‑Chartrand.
The 5 km race provides an accessible entry distance for runners and walkers of all levels along the same vibrant, flat course through Longueuil parkways. It is hosted by Courses Thématiques on Sunday, 19 October 2025, at Parc Michel‑Chartrand, Longueuil, QC.
Weather based on historical averages. Route data provided by Strava, based on last year's race.
FAQs
What is the Demi-Marathon de Longueuil Half Marathon?
How long is the Demi-Marathon de Longueuil Half Marathon?
Where does the Demi-Marathon de Longueuil Half Marathon take place?
What is the elevation gain of the Demi-Marathon de Longueuil Half Marathon?
How can I prepare for the Demi-Marathon de Longueuil Half Marathon?
How do I choose the right training plan for the Demi-Marathon de Longueuil Half Marathon?
The Demi‑Marathon Sun Life de Longueuil features a fast and flat 21 km road course through Parc Michel‑Chartrand in Longueuil, set against a festive Oktoberfest-themed backdrop with Bavarian music, food, and costumes. Organized by Courses Thématiques, it takes place on Sunday, 19 October 2025, in Longueuil, Québec, Canada.
The Demi-Marathon de Longueuil Half Marathon is 21km long.
The Demi-Marathon de Longueuil Half Marathon takes place in Longueuil, QC, Canada.
Runna classifies the Demi-Marathon de Longueuil Half Marathon elevation profile as Flat.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Demi-Marathon de Longueuil Half Marathon?
The Demi‑Marathon Sun Life de Longueuil features a fast and flat 21 km road course through Parc Michel‑Chartrand in Longueuil, set against a festive Oktoberfest-themed backdrop with Bavarian music, food, and costumes. Organized by Courses Thématiques, it takes place on Sunday, 19 October 2025, in Longueuil, Québec, Canada.
How long is the Demi-Marathon de Longueuil Half Marathon?
The Demi-Marathon de Longueuil Half Marathon is 21km long.
Where does the Demi-Marathon de Longueuil Half Marathon take place?
The Demi-Marathon de Longueuil Half Marathon takes place in Longueuil, QC, Canada.
What is the elevation gain of the Demi-Marathon de Longueuil Half Marathon?
Runna classifies the Demi-Marathon de Longueuil Half Marathon elevation profile as Flat.
How can I prepare for the Demi-Marathon de Longueuil Half Marathon?
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Demi-Marathon de Longueuil Half Marathon?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Demi-Marathon de Longueuil 10km?
How long is the Demi-Marathon de Longueuil 10km?
Where does the Demi-Marathon de Longueuil 10km take place?
What is the elevation gain of the Demi-Marathon de Longueuil 10km?
How can I prepare for the Demi-Marathon de Longueuil 10km?
How do I choose the right training plan for the Demi-Marathon de Longueuil 10km?
This 10 km Certified Course, also hosting the Québec 10 Km Championships, offers a high-speed route for competitive runners and walkers, winding through city streets adjacent to the park. Organized by Courses Thématiques, it starts on 19 October 2025 in Longueuil, Québec, at Parc Michel‑Chartrand.
The Demi-Marathon de Longueuil 10km is 10km long.
The Demi-Marathon de Longueuil 10km takes place in Longueuil, QC, Canada.
Runna classifies the Demi-Marathon de Longueuil 10km elevation profile as Flat.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Demi-Marathon de Longueuil 10km?
This 10 km Certified Course, also hosting the Québec 10 Km Championships, offers a high-speed route for competitive runners and walkers, winding through city streets adjacent to the park. Organized by Courses Thématiques, it starts on 19 October 2025 in Longueuil, Québec, at Parc Michel‑Chartrand.
How long is the Demi-Marathon de Longueuil 10km?
The Demi-Marathon de Longueuil 10km is 10km long.
Where does the Demi-Marathon de Longueuil 10km take place?
The Demi-Marathon de Longueuil 10km takes place in Longueuil, QC, Canada.
What is the elevation gain of the Demi-Marathon de Longueuil 10km?
Runna classifies the Demi-Marathon de Longueuil 10km elevation profile as Flat.
How can I prepare for the Demi-Marathon de Longueuil 10km?
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Demi-Marathon de Longueuil 10km?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Demi-Marathon de Longueuil 5km?
How long is the Demi-Marathon de Longueuil 5km?
Where does the Demi-Marathon de Longueuil 5km take place?
What is the elevation gain of the Demi-Marathon de Longueuil 5km?
How can I prepare for the Demi-Marathon de Longueuil 5km?
How do I choose the right training plan for the Demi-Marathon de Longueuil 5km?
The 5 km race provides an accessible entry distance for runners and walkers of all levels along the same vibrant, flat course through Longueuil parkways. It is hosted by Courses Thématiques on Sunday, 19 October 2025, at Parc Michel‑Chartrand, Longueuil, QC.
The Demi-Marathon de Longueuil 5km is 5km long.
The Demi-Marathon de Longueuil 5km takes place in Longueuil, QC, Canada.
Runna classifies the Demi-Marathon de Longueuil 5km elevation profile as Flat.
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Demi-Marathon de Longueuil 5km?
The 5 km race provides an accessible entry distance for runners and walkers of all levels along the same vibrant, flat course through Longueuil parkways. It is hosted by Courses Thématiques on Sunday, 19 October 2025, at Parc Michel‑Chartrand, Longueuil, QC.
How long is the Demi-Marathon de Longueuil 5km?
The Demi-Marathon de Longueuil 5km is 5km long.
Where does the Demi-Marathon de Longueuil 5km take place?
The Demi-Marathon de Longueuil 5km takes place in Longueuil, QC, Canada.
What is the elevation gain of the Demi-Marathon de Longueuil 5km?
Runna classifies the Demi-Marathon de Longueuil 5km elevation profile as Flat.
How can I prepare for the Demi-Marathon de Longueuil 5km?
The best way to train for the next race is to use a personalized training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Demi-Marathon de Longueuil 5km?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalized training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
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Sport:
Running
Tags:
Nature
Major City
Kid friendly
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Demi-Marathon Sun Life de Longueuil 2025 or Les Courses Thématiques. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Demi-Marathon Sun Life de Longueuil 2025 website.
