Portland is a suburb which lies within the Territorial Authority of Whangarei, one of 52 residential suburbs which form the wider region. Portland is the 42nd largest suburb of Whangarei in terms of the total number of residential housing stock. Portland 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 1950 - 1959. Residential housing stock in Portland is made up of approximately 65% residential housing and 35% lifestyle properties.