Oberhausen (Central Bavarian: Obahausn) is a municipality in the Neuburg-Schrobenhausen district in the state of Bavaria in Germany.

Neighboring communities include Rennertshofen, Burgheim, Ehekirchen, Rohrenfels, Königsmoos and Neuburg an der Donau.

There were heavy casualties and great damage to Oberhausen and Unterhausen during World War II.

In the woods just outside Sinning, there are reinforced, concrete bunkers built during World War II that still exist today.

Grumoldshausen or Grünwaldshausen oder Grimoldshausen, the original name of Unterhausen, was created in the 8th century.