Until the founding of the Reformed parish of Münchwilen-Eschlikon in 1935 (which included Oberhofen, St. Margaret and Wallenwil), it was part of the parish of Sirnach.
Before the formation of the Reformed parish of Münchwilen-Eschlikon in 1935, which included Oberhofen, St. Margaret, and Wallenwil, this area belonged to the parish of Sirnach.