Mount Cook is a suburb which lies within the Territorial Authority of Wellington, one of 52 residential suburbs which form the wider region. Mount Cook is the 14th largest suburb of Wellington in terms of the total number of residential housing stock. Mount Cook 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 Mount Cook is made up of approximately 89% residential housing and 11% residential investment housing properties.