Wadgassen is a municipality in the district of Saarlouis, in Saarland, Germany.

It is situated on the river Saar, approx.

6 km southeast of Saarlouis, and 15 km west of Saarbrücken.

Between 1135 and 1792 the Premonstratensian Wadgassen Abbey (German: Prämonstratenser-Chorherrenstift Wadgassen) was located here.

This Saarland location article is a stub.