La Ronde des Grangeons
4–5 September 2027 · Ambérieu-en-Bugey (Ain)
The races
- 4 September0,5 km0.5 km
- 4 September1 km1 km
- 4 SeptemberTrail 10 km10 km315 m D+
- 4 SeptemberTrail 17,5 km17.5 km600 m D+
- 4 SeptemberTrail 35,5 km35.5 km2,000 m D+
Your preparation for La Ronde des Grangeons
You have 44 weeks left.
You can start today.
36 km trail · 2,000 m elevation gain
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I'm starting from scratch
3 runs per week
Your longest run: 3 h 55
Peak elevation gain: 2,000 m per week
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I've been running for less than a year
3 runs per week
Your longest run: 3 h 55
Peak elevation gain: 2,000 m per week
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I've been running for more than a year
4 runs per week
Your longest run: 3 h 22
Peak elevation gain: 2,000 m per week
18 km trail · 600 m elevation gain
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I'm starting from scratch
3 runs per week
Your longest run: 2 h 51
Peak elevation gain: 600 m per week
-
I've been running for less than a year
3 runs per week
Your longest run: 2 h 51
Peak elevation gain: 600 m per week
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I've been running for more than a year
4 runs per week
Your longest run: 2 h 18
Peak elevation gain: 600 m per week
10 km trail · 315 m elevation gain
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I'm starting from scratch
3 runs per week
Your longest run: 1 h 08
Peak elevation gain: 315 m per week
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I've been running for less than a year
3 runs per week
Your longest run: 1 h 09
Peak elevation gain: 315 m per week
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I've been running for more than a year
4 runs per week
Your longest run: 56 min
Peak elevation gain: 315 m per week
How to prepare for a trail race
You have 44 weeks left.
Other upcoming races · Ain
- La Foulée des Monts D'Ain 30–31 October 2026 · Port
- Montmerle Obscure Race 31 October 2026 · Montmerle sur Saone
- Toussi'trail 8 November 2026 · Toussieux
- La Foulee de Versonnex 8 November 2026 · Versonnex
- Trail des Roches 8 November 2026 · Poncin
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