Weltersburg lies 4 km southeast of Westerburg. Since 1972 it has belonged to what was then the newly founded Verbandsgemeinde of Westerburg, a kind of collective municipality found only in Rhineland-Pfalz. Its seat is in the like-named town.
Natural monuments
Between Weltersburg and Willmenrod is the rock formation and natural monument of Kranstein on the edge of a basalt quarry.
Politics
The municipal council is made up of 7 council members, including the extraofficial mayor (Bürgermeister), who were elected in a majority vote in a municipal election on 13 June 2004.