Westbrook is a suburb which lies within the Territorial Authority of Palmerston North, one of 23 residential suburbs which form the wider region. Westbrook is the 13rd largest suburb of Palmerston North in terms of the total number of residential housing stock. Westbrook provides a range of housing stock, with the earliest residential housing recorded in the area constructed between 1900 - 1909. The majority of the residential housing stock in the locality was constructed between 1970 - 1979. Residential housing stock in Westbrook is made up of approximately 89% residential housing , 3% residential investment housing and 8% lifestyle properties.