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.
Below are the results for the candidate which received the highest share of the popular vote in the ward at each mayoral election.
Councillors elected by party at each general borough election.
The by-election was called following the death of Cllr. Jonathan M. Driver.
The by-election was called following the resignation of Cllr. Ann A. Allan.