This list is of the Historic Sites of Japan located within the Prefecture of Kagawa.
As of 29 February 2024, twenty-six Sites have been designated as being of national significance (including one *Special Historic Site).
As of 1 May 2023, twenty-nine Sites have been designated as being of prefectural importance.
As of 1 May 2023, a further one hundred and forty Sites have been designated as being of municipal importance.