| Beautiful scenery |
| Hidden gem |
| 7 hairpin turns |
| #7 longest climb of Ain |
Col de Portes / Calvaire de Portes from Contrevoz is a climb in the region Ain. It is 17.6km long and bridges 713 vertical meters with an average gradient of 4.1%, resulting in a difficulty score of 437. The top of the ascent is located at 1006 meters above sea level. Climbfinder users shared 1 review/story of this climb and uploaded 3 photos.
Road names: D 32 & D 99
Welcome! Please activate your account if you would like to share something. Look for the verification email in your inbox.
If you want to upload your photos, you need to create an account. It only takes 1 minute and it's completely free.
Continue with Google
Continue with Facebook
Sign up with email
Beautiful route without too much traffic. Views of the Grand Colombier at the start and the Rhône valley at the end;
Belle route sans trop de circulation. Vue sur le Grand Colombier au début puis sur la vallée du Rhône à la fin;
| 7 km/h | 02:30:55 |
| 11 km/h | 01:36:02 |
| 15 km/h | 01:10:25 |
| 19 km/h | 00:55:36 |
