Waihopai Valley is a suburb which lies within the Territorial Authority of Marlborough, one of 36 residential suburbs which form the wider region. Waihopai Valley is the 31st largest suburb of Marlborough in terms of the total number of residential housing stock. Waihopai Valley provides a range of housing stock, with the earliest residential housing recorded in the area constructed between 1880 - 1889. The majority of the residential housing stock in the locality was constructed between 2000 - 2009. Residential housing stock in Waihopai Valley is made up of approximately 3% residential housing and 97% lifestyle properties.