Skiddaw is a Lake District fell of 930.4 m in Cumberland. Only three of the register's England hills are higher.
In the database's Lake District N region it is the highest of 31 register hills, above Blencathra – Hallsfell Top and 29 others. Among the Wainwrights, only Scafell Pike and Helvellyn have more drop. It is the 4th highest Wainwright. It counts towards five lists: Wainwrights, Hewitts, Nuttalls, Furths and Marilyns. Of the Wainwrights, only Scafell Pike stands further from higher ground. Its drop of 705.7 m is 76% of its height: the col linking it to higher ground is only 224.7 m above sea level. It overtops all four of its nearest neighbours; the tallest of them, Skiddaw Little Man, reaches 865 m. It stands 183.6 m above its nearest neighbour, Carl Side, 1.1 km to the south-west. Of the register hills in Cumberland, only Scafell Pike and Scafell stand higher.