Waddon is a ward in the London Borough of Croydon. covering most of the Waddon area and parts of South Croydon, Haling Park and Old Town. The new ward gained territory from Broad Green, and lost some residences to South Croydon and Purley Oaks and Riddlesdown wards as a result of the review. The first election since the boundary changes was on 3 May 2018 as part of the 2018 local elections.. The Labour councillors held all 3 seats.