Littlehampton Harbour is a Trust Port governed by the Littlehampton Harbour Board. The Board consists of 11 members appointed as follows:
4 Members appointed by West Sussex County Council, 4 Members appointed by Arun District Council 1 Member appointed by the Environment Agency 2 members appointed by the Harbour Board.
Environment Agency Appointee Arun District Council Appointee West Sussex County Council Appointee West Sussex County Council Appointee West Sussex County Council Appointee Arun District Council Appointee Arun District Council Appointee West Sussex County Council Appointee Arun District Council Appointee Board Appointee Board Appointee