Races in September 2027 in Quebec
14 races with a confirmed date in September 2027 across Quebec — the biggest group is 10K races (10). The busiest day is Sunday, September 12, 2027 with 4 races. Every listing links to the organizer's official registration page.
The big ones in September
Multi-distance race weekends — the ones worth planning around.
- Sunday, September 5, 2027
Le DÉFI Lac Aylmer
Beaulac-Garthby, QC · Road · 42.2km / 42km / 21.1km / 10km
- Friday, September 10, 2027
Ultra-Trail Harricana
La Malbaie, QC · Trail · 125km / 80km / 65km / 60km
- Saturday, September 11, 2027
Course de la Cité-Limoilou 2027
Québec, QC · Road · 10km / 5km / 2km / 1km · from $20
- Sunday, September 12, 2027
Ultranza Trail
Val-Morin, QC · Trail · 50km / 30km / 20km / 10km · from $31
- Sunday, September 12, 2027
Marathon BougeBouge Verdun
Montréal, QC · Road · 42.2km / 21.1km / 10km / 5km
- Sunday, September 12, 2027
Demi-Marathon de Blainville
Blainville, QC · Road · 21.1km / 10km / 5km / 2km
- Saturday, September 18, 2027
Demi-Marathon de Saint-Sauveur
Saint-Sauveur, QC · Road · 21km / 10km / 5km / 2km · from $36
- Saturday, September 25, 2027
COURONS GATINEAU 2027
Gatineau, QC · Road · 15km / 10km / 5km / 2km · from $18
What September is made of
Where they are
Every race in September
When
14 races listed
- Sunday, September 5, 2027

La Classique Trail des sommets
Stoneham-et-Tewkesbury, QC · Trail · 10km / 20km / 30km / 2km · from 31
- Sunday, September 5, 2027
Le DÉFI Lac Aylmer
Beaulac-Garthby, QC · Road running · 42km / 10km / 5km / 21.1km
- Friday, September 10, 2027
Ultra-Trail Harricana
La Malbaie, QC · Trail · 125km / 80km / 65km / 60km
- Saturday, September 11, 2027

Course de la Cité-Limoilou 2027
Québec, QC · Road running · 10km / 5km / 2km / 1km · from 20
- Saturday, September 11, 2027
OWL Ultra 15H
Montmagny, QC · Trail
- Sunday, September 12, 2027

Ultranza Trail
Val-Morin, QC · Trail · 1km / 2km / 5km / 10km · from 31
- Sunday, September 12, 2027

Challenge Esprit Montreal
Montreal, QC · Triathlon / duathlon · 51km / 25km / 70mi
- Sunday, September 12, 2027
Marathon BougeBouge Verdun
Montréal, QC · Road running · 42.2km / 21.1km / 10km / 5km
- Sunday, September 12, 2027
Demi-Marathon de Blainville
Blainville, QC · Road running · 21.1km / 5km / 1km / 2km
- Saturday, September 18, 2027

Demi-Marathon de Saint-Sauveur
Saint-Sauveur, QC · Road running · 1km / 2km / 5km / 10km · from 36
New races in Quebec, once a month
Newly listed races, and the registrations closing in the next three weeks. One email a month. Every subscriber is in the monthly $25 gift-card draw, held on the 1st. One click to leave.
- Saturday, September 18, 2027
Big Wolf S Backyard Gatineau
Gatineau, QC · Trail
- Sunday, September 19, 2027

10 km Université Laval 2027
Québec, QC · Road running · 10km / 5km / 1km / 800m · from 20
- Saturday, September 25, 2027

COURONS GATINEAU 2027
Gatineau, QC · Road running · 1km / 2km / 5km / 10km · from 18
- Saturday, September 25, 2027
Défi des 4 Versants
Saint Elzéar, QC · Trail
Races in September 2027 — FAQ
- How many races are there in September 2027 in Quebec?
- 14 with a confirmed date, and the biggest group is 10K races with 10. The busiest single day is Sunday, September 12, 2027, with 4 races. Recompiled nightly from the organizers' own calendars, so the number moves as races are announced.
- When should I register for a September race?
- Most Canadian races take entries until race week — what expires first is the price tier, not the spot. Check the fee window on the race's page before you wait.
- Do I sign up here?
- No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.
Planning further out? Build a season, see when race season peaks in Canada, or check which entry fees go up next.