The 2021 Tour of Britain was an eight-stage men's professional road cycling stage race.

[9] UCI WorldTeams UCI ProTeams UCI Continental Teams National Teams On 17 March 2021, the start and finish venues, along with partial route details, were unveiled, with some of the route from the cancelled 2020 edition carried over to this year's edition.

Wales then hosted two full stages for the first time in race history.

From there, the race entered North West England, as Cheshire hosted stage 5, while stage 6 started in Cumbria and headed east into North East England.

The last two stages took place in Scotland, with Hawick and Aberdeen making their race debuts, while Edinburgh was a first-time finish location.