The Encyclopedia of Arda - an interactive guide to the world of J.R.R. Tolkien
A river flowing westward to form the border between Enedwaith to the north and Gondor to the south
Isengard stood near the river's source
In the southern Misty Mountains above Isengard
Into the Great Sea at a point roughly equidistant between Lond Daer and Andrast
Other names


About this entry:

  • Updated 27 December 2013
  • Updates planned: 1

River Isen

The ‘iron river’ that flowed past the gates of Isengard

Map of the River Isen

The river that rose in the southern foothills of the Misty Mountains, and ran westward for some three hundred miles to reach the Great Sea in the southern regions of the Enedwaith.

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