Alto de San Cosme

O Porriño, Spain

The Alto de San Cosme is a col with a length of 6.5 kilometer. This is a category 2 col. It is located in O Porriño, Galicia, Spain. The average grade of this col is 5.7% with a maximum of 8.1%. The Alto de San Cosme ascents from 17 meter at the start, to 388 meter at the top, with a total of 371 ascending meters.


Alto de San Cosme Profile


Distance 6.5 km
Elevation gain 371 m
Average grade 5.7 %
Maximum grade 8.1 %
Climb category 2
Minimum elevation 17 m
Maximum elevation 388 m

Download the App

Join thousands of cycling fans in our myCols app for iOS and Android. Connect your GPS, keep track of every col you conquer and earn jerseys!

Download iOS App  Download Android App


aka Alto de Zamans (Vuelta 2007)

- Vuelta a Espana 2007 - Stage 1
- Vuelta A Espana 2012 - Stage 10