|Length||~ 12 km (7.5 mi)|
The Gleirschbach originates north of the "Pfeishütte" in the "Samer Valley" on 1.200m sea-level. The creek has a length of app. 12 km; 7.40 km are on the city area of Innsbruck. At the "Möslalm" the Gleirschbach picks up the 1.40 km long Angerbach, which originates on the northern side of the Nordkette.