The Apelsberg is a 785.3 m high (above sea level) mountain located in the Thuringian Highland, Thuringia (Germany).
It is located close to the municipality of Lichte and the Leibis-Lichte Dam in the Saalfeld-Rudolstadt district in the Thuringian Forest Nature Park.
The section of the Rennsteig walkway between Neuhaus am Rennweg, Ernstthal am Rennsteig, and Spechtsbrunn runs close to the mountain.