It was created on 1 January 1986 from the former municipalities of Ameide, Hei- en Boeicop, Leerbroek, Lexmond, Meerkerk, Nieuwland, and Tienhoven aan de Lek. Zederik merged with Leerdam and Vianen to form the new municipality of Vijfheerenlanden in the province of Utrecht on 1 January 2019.