Col de Portes / Calvaire de Portes is a climb in the region Ain. It is 11.8km long and bridges 765 vertical meters with an average gradient of 6.5%, resulting in a difficulty score of 535. The top of the ascent is located at 1007 meters above sea level. Climbfinder users shared 0 reviews of this climb and uploaded 4 photos.
Road names: D32 & D99
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| 7 km/h | 01:41:32 |
| 11 km/h | 01:04:36 |
| 15 km/h | 00:47:23 |
| 19 km/h | 00:37:24 |