Clacton is a large town in Essex, England.

Clacton may also refer to the following things associated with it:

• Clacton (UK Parliament constituency) a county constituency represented in the House of Commons around Clacton-on-Sea
• Clacton-on-Sea railway station a railway station in Clacton-on-Sea
• Clacton Airport an airport serving Clacton-on-Sea
• Clacton Pier a pier in Clacton-on-Sea
• Clacton Coastal Academy a coeducational high school serving the western part of Clacton-on-Sea
• Clacton County High School a comprehensive secondary school located in Clacton-on-Sea
• F.C. Clacton a football club based in Clacton-on-Sea
• Great Clacton a village north of Clacton-on-Sea
• HMS Clacton (J151) an old turbine engined Bangor class minesweeper named after Clacton-on-Sea
• Little Clacton a small rural village close to Clacton-on-Sea
• Clactonian, a flint tool
• Butlin's Clacton, a former holiday camp
• Clacton Spear, the oldest known worked wooden implement