Byneset is a former municipality in Sør-Trøndelag county, Norway. The largest village in Byneset is Spongdal, other villages include Byneset and Langørjan. The municipality of Byneset encompassed the western part of present-day Trondheim municipality. It sits along an arm of the Trondheimsfjord, separated from the rest of the city by the Bymarka recreation area. The local Byneset church is one of the oldest stone churches in Norway.