It is a tributary of the Nidda, 18 kilometres (11 mi) long.

[1] The Eichelbach has its source in Vogelsberg, north of the Hoherodskopfes and east of the town Schotten-Breungeshain.

Since the summer of 2009 a retention basin is being built upstream from Eichelsdorf by the Nidda water board, with a capacity of 390,000 cubic metres (320 acre⋅ft), to protect the villages on the Eichelbach and the Nidda.

The Eichelbach flows through the following villages: The water quality of the Eichelback is deemed good.

This article related to a river in Hesse is a stub.