Granfondo Serra D'Ossa took place on Sun, Oct 4, 2026 in Alandroal, Portugal. The main route is 143.9 km.
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- Date
- Sun, Oct 4, 2026
- Start
- Alandroal 🇵🇹
- Distance
- 143.9 km
- Climbing
- 1,800 m
- Level
- Open to all
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Start freeThe Granfondo Serra D'Ossa is an Alentejo Central road cycling event starting and finishing in Alandroal, featuring challenging climbs across the preserved Serra d'Ossa landscape.
What this race demands
The Granfondo Serra D'Ossa demands sustained pacing and climbing endurance over a 143.9 km road route with 1800 meters of elevation gain.
Climbing volume
Accumulating 1800 meters of elevation gain across the Serra d'Ossa landscape requires repeated climbing efforts and efficient descending on a road bike.
Distance endurance
A 143.9 km distance demands a high baseline of aerobic fitness and the ability to maintain consistent power output over several hours in the saddle.
A ride of this expected duration requires consistent carbohydrate intake of 60 to 90 grams per hour to sustain energy levels and prevent late-race fatigue.
What would it take you?
Pick the level closest to yours for an estimate of finish time on this course and the training a solid preparation needs.
Estimated finish
5:55–7:10
Peak-week training
6–8 h/week
A model estimate from distance, climbing and level, not a promise. Conditions, drafting and pacing move it.
IntervalCoach turns those weekly hours into a concrete plan built around your actual fitness. Start with this race as your goal
Frequently asked questions
When is Granfondo Serra D'Ossa?
Granfondo Serra D'Ossa took place on Sun, Oct 4, 2026 in Alandroal, Portugal.
How long is Granfondo Serra D'Ossa?
The main route is 143.9 km.
What does Granfondo Serra D'Ossa demand?
The Granfondo Serra D'Ossa demands sustained pacing and climbing endurance over a 143.9 km road route with 1800 meters of elevation gain.
How much climbing does Granfondo Serra D'Ossa have?
Granfondo Serra D'Ossa has 1,800 m of climbing.
Who is Granfondo Serra D'Ossa for?
Granfondo Serra D'Ossa is open to all participants.
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