Onerahi is a suburb which lies within the Territorial Authority of Whangarei, one of 52 residential suburbs which form the wider region. Onerahi is the 2nd largest suburb of Whangarei in terms of the total number of residential housing stock. Onerahi 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 1970 - 1979. Residential housing stock in Onerahi is made up of approximately 98% residential housing , 1% residential investment housing and 1% lifestyle properties.