Ruschberg lies on the Baumholder Bach southwest of the 563 m-high Feldberg.

It also lies in the Westrich, an historic region that encompasses areas in both Germany and France.

Also belonging to Ruschberg are the outlying homesteads of Clarashall (baryte mine), Haus Mohrenmühle, Im Inkelrech, Lauersmühle and Seibertsmühle.

The municipal election held on 7 June 2009 yielded the following results:[4] Ruschberg's mayor is Alfred Heu.

[5] The municipality's arms might be described thus: Per fess, argent issuant from the line of partition a demilion azure armed and langued gules, and azure a hammer and pick per saltire of the first surmounted by an ear of wheat between two ears of rye all couped, palewise and Or.