Norwich also records the site of an Anglo-Saxon church in Tombland, the site of the Saxon market place and the later Norman cathedral. Norwich continued to be a major centre for trade, the River Wensum being a convenient export route to the River Yare and Great Yarmouth, which served as the port for Norwich. Quern stones and other artefacts from Scandinavia and the Rhineland have been found during excavations in Norwich city centre. These date from the 11th century onwards. Norwich Castle was founded soon after the Norman Conquest. The Domesday Book records that 98 Saxon homes were demolished to make
Norwich, Ontario an F2 or F3 tornado had hit the village. Following a decision by the parish, Holy Trinity Anglican Church was not rebuilt as the congregation opted to join with St. John's Anglican Church, Otterville. However, a stone monument commemorating the church continues to mark the site. Population trend: The township government, Norwich Township Council, consists of four councillors based on wards and a mayor. Norwich has four wards: Ward 1 is South Norwich including Otterville. Ward 2 consists of the Village of Norwich. Ward 3 is North Norwich which is the middle portion of township including Burgessville but excluding Norwich