Petersberg lies in the valley of the Wethauwhich is located on the eastern edge of the Tautenburg Forest and a spring next to the Inn to the three billy goats rises. In terms of traffic, the village is served by the County road 138 recorded, which connect to the Federal road 7 and to the National road 201 owns. Immediately after the Watch Hill leads the Federal highway 9 east with connection at Eisenberg past.