Wainuioru is a suburb which lies within the Territorial Authority of Masterton, one of 23 residential suburbs which form the wider region. Wainuioru is the 13rd largest suburb of Masterton in terms of the total number of residential housing stock. Wainuioru provides a range of housing stock, with the earliest residential housing recorded in the area constructed between 1910 - 1919. The majority of the residential housing stock in the locality was constructed between 2010 - 2019. Residential housing stock in Wainuioru is made up of approximately 10% residential housing and 90% lifestyle properties.