[1] In the Domesday Book, Cockley Cley is recorded as a settlement of 32 households located in the hundred of South Greenhoe.

[2] Cockley Cley is the site of significant defensive infrastructure built during the Second World War, including a rare example of an "Allan Williams Turret" designed to mount a Lewis gun in an anti-aircraft role.

The site reopened briefly in 2014 as the Iceni Centre but was subsequently forced to close due to dwindling customer numbers.

[6] The churchtower collapsed on 29 August 1991 and has not been re-built with much of the remaining building dating from a restoration and rebuilding in the Victorian era under the architect, Richard Phipson.

The village's national constituency is South West Norfolk which has been represented by Labour's Terry Jermy since 2024.