The event on Sunday will start at midday with a service in St Colman's Cathedral.
Gardaí will then march through Cobh from the cathedral to Cobh Garda Station via Harbour Row, East Beach, Kennedy Pier, Westbourne Place and on to Lower Road.
Local traffic diversions will be in place to facilitate the event. There will be no access to the Lower Road, Cobh from 8am until 5pm on Sunday, 4th September 2022.