Ehrenbach is a village, first mentioned in 1371, that became in 1971 part of Idstein, Hesse, Germany.

The district road (Kreisstraße) K 707 connects Ehrenbach with the B 417 in the south-west and Idstein and the Bundesautobahn 3 in the north-east.

[2] A 1475 document (Weistum) of the Auroffer Grund named Nassau-Idstein [de] as ruler of two Ehrenbach.

In 2011, the 2011 German census counted 291 inhabitants, 24 of them foreigners (8,2 %), living in 132 households.

A reconstructed Roman watch tower is part of the Kastell Zugmantel complex of the Limes World Heritage Site.