Coordinates: 47°30′N 8°46′E / 47.500°N 8.767°E / 47.500; 8.767 Winterthur District is one of the twelve districts of the German-speaking canton of Zürich, Switzerland. It has a population of 125,807 (as of 31 December 2014). Its capital is the city of Winterthur.
Winterthur District contains a total of 21 municipalities:
On 1 January 2014 the former municipality of Bertschikon merged into the municipality of Wiesendangen.