Windhausen is with a population of ca. 1.0000 the smallest village belonging to the joined community Bad Grund.
In the year 1234, Windhausen was first recorded. The emblem of Windhausen stems from the year 1972.
A popular destination is the wall remnants of the Windhausen castle, which stems from the 14th - 16th century. The area around the old castle is under nature and monumental protection due to the old trees and a wild tulip meadow.