Tiller Municipality

Tiller is a former municipality in the old Sør-Trøndelag county, Norway. The 23.7-square-kilometre (9.2 sq mi) municipality of Tiller existed from 1899 until its dissolution in 1964. The municipality encompassed part of the south-central part of what is now Trondheim Municipality in Trøndelag county. The municipality was generally located between the river Nidelva in the east and the Dovrebanen railway line in the west. The administrative centre was located at Heimdal, on the western edge of the municipality. The local Tiller Church was built shortly after the creation of the municipality (1901) to serve its residents.

Prior to its dissolution in 1963, the 23.7-square-kilometre (9.2 sq mi) municipality was the 622nd largest by area out of the 689 municipalities in Norway. Tiller Municipality was the 274th most populous municipality in Norway with a population of about 3,328. The municipality's population density was 140.4 inhabitants per square kilometre (364/sq mi) and its population had increased by 75.3% over the previous 10-year period.