Races Half marathon · Paris, France
20 km de Paris
20 km de Paris is a rolling half marathon in Paris, France, held each October. The route starts at the Pont d'Iéna, loops through the Bois de Boulogne and returns along the Seine quays to the Eiffel Tower. The organiser calls it fast, with a short drop to the quays. Early October in Paris is usually mild and often damp, with temperatures of 8 to 17°C. The rises around Paris are small but relentless — train on similar terrain and race by effort, not pace.
Page rebuilt 2026-11-14 · race facts not independently verified — confirm dates and entries on the official race site
When
October
next: Sunday 10 October 2027
Course
rolling
Half marathon
Conditions
Early October in Paris is usually mild and often damp, with temperatures of 8 to 17°C.
Racing this course well
The route starts at the Pont d'Iéna, loops through the Bois de Boulogne and returns along the Seine quays to the Eiffel Tower. The organiser calls it fast, with a short drop to the quays.
The rises around Paris are small but relentless — train on similar terrain and race by effort, not pace.
Getting a place
- How you get in
- Open entry: first come, first served
- Price
- €55, rising through €59 and €65 to €71; €52 for FFA licence holders (2026 race)
- Does it sell out?
- YesThe organiser's 2026 page shows the adult race as sold out and announced as full.
Official 20 km de Paris site →Checked November 2026
Race day
- Next race
- Sunday 10 October 2027
- Start time
- 09:00
- Time limit
- 2 hours 50 minutes from each runner's own start
- Exact distance
- 20 km
The course in numbers
About 4 km of the course runs through the Bois de Boulogne, past Roland-Garros. The finish comes after the Concorde and Tuileries stretch along the quays.
- Layout
- Loop
- Surface
- City roads and Seine quays
- Men's course record
- 56:18 (Etienne Daguinos, 2025)
Worth knowing
- First run in 1979.
- Runners start in waves of about 500, released every two minutes, in pens based on their estimated finish time.
- Adult entrants need an FFA licence or a valid Pass Prévention Santé on race day.
Pick your goal for Paris
Pace charts, weekly structure and timelines for the most common half marathon goals:
The date shown is the one the organiser has announced. Change it if yours differs.
Build your training around 20 km de Paris.
RunV works backwards from race day to today. Your plan adapts when life interrupts, and you approve every change. It does not adapt to this specific course — the pacing guidance above is where the course knowledge is.
Everything above stays free and complete — this is an optional next step, not a paywall.
Asked often
- When is the 20 km de Paris?
- The next 20 km de Paris is on Sunday 10 October 2027 in Paris, France. It is held each October.
- Is the 20 km de Paris course flat?
- The route starts at the Pont d'Iéna, loops through the Bois de Boulogne and returns along the Seine quays to the Eiffel Tower. The organiser calls it fast, with a short drop to the quays.
- How do I enter the 20 km de Paris?
- Open entry: first come, first served. Price: €55, rising through €59 and €65 to €71; €52 for FFA licence holders (2026 race).
- Does the 20 km de Paris sell out?
- Yes. The organiser's 2026 page shows the adult race as sold out and announced as full.
- How should I train for the 20 km de Paris?
- Build for the course you'll actually race at the 20 km de Paris: rolling terrain, October conditions. RunV Premium builds a training plan around your goal time and race date, and lets you adapt it when life interrupts the Paris build.
Not sure what to target? Predict your half marathon time from a recent race →
More half marathon races
Supplements research for this distance
Build for Paris — around your actual life
RunV engineers your block backwards from race day in October — and adapts it when training doesn't go to script. You approve every change.
