Sihlbrugg is located in the Sihl Valley, at a point where the Sihl river is bridged by the road between Zug and Wädenswil. The village lies between the Albis chain and the Zimmerberg region serving as watershed between the Sihl and Lorze rivers. The village is located in the south of the so-called Sihlzopf and in the east of the Hirzel Pass.
Sihlbrugg is shared by the municipalities of Baar (ZG), Hausen am Albis (ZH), Hirzel (ZH) and Neuheim (ZG). Administratively the village belongs to Baar in the canton of Zug, and is known as Sihlbrugg Dorf to distinguish it from the nearby hamlet Sihlbrugg Station, which belongs completely to the municipality of Horgen in the canton of Zürich.
Economy
The commercial and industrial area is majority-owned by the municipality of Baar. In addition, gas stations, hotels and catering facilities are located in Sihlbrugg; there are only a few apartment buildings situated in the village.