The city of Lower Hutt, New Zealand, was first proclaimed a borough on 1 February 1891.

[3] The Hutt County Council was established in 1877, covering the region from Wellington's south coast up to Waikanae, excluding Wellington City.

[5] As a result of the 1989 local government reforms Lower Hutt City amalgamated several of the neighbouring authorities including the Petone Borough Council, Eastbourne Borough Council and Hutt County Council (centred on Wainuiomata) as well as land on the waterfront formerly in the possession of the Wellington Harbour Board.

[6] The sitting mayor of Lower Hutt City was elected as mayor of the expanded Hutt City Council in 1989, however retaining the title mayor of Lower Hutt despite the "Lower" being dropped from the name of the council.

[7] The longest-serving mayor was Percy Dowse who held office for twenty years, from 1950 to 1970.