The highest point of the commune is Mont Saint-Jean (altitude 750 m), a large meadow-covered hill which overhangs the village.

Solbach borders on the communes of Rothau to the north, La Broque to the northwest, Fouday to the west, southwest, and south, Waldersbach to the southeast and east, and Wildersbach to the northeast.

[14] However, it forms part of the Strasbourg functional area (French portion), in which it as an outer circle commune[Note 2] · .

[18] The history of Solbach is closely tied to that of Ban de la Roche, since the commune formed part of its territory before the French Revolution.

[19] Current mayor: Ervain Loux (2001-2026)[20][21] Along with seven other Ban de la Roche communes (Bellefosse, Belmont, Fouday, Neuviller-la-Roche, Rothau, Wildersbach and Waldersbach), Solbach has been twinned since 15 July 1984 with Woolstock, a small town in Iowa, United States, where immigrants from Ban de la Roche settled in the 19th century.