Welbourn is a suburb which lies within the Territorial Authority of New Plymouth, one of 41 residential suburbs which form the wider region. Welbourn is the 13rd largest suburb of New Plymouth in terms of the total number of residential housing stock. Welbourn 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 1970 - 1979. Residential housing stock in Welbourn is made up of approximately 95% residential housing , 3% residential investment housing and 2% lifestyle properties.