13 cycling climbs
Highest difficulty score in this region
840 m at 6.9%
660 m at 7.1%
600 m at 6.1%
360 m at 7.3%
The steepest gradients in this region
440 m at 6.4%
Epic distances to challenge yourself
1.6 km at 3.4%
940 m at 4.2%
740 m at 3.9%
4 cities ·52K total population
Saint-Cyr-l'École
Bois-d'Arcy
Fontenay-le-Fleury
Villepreux