2018 Welwyn Hatfield Borough Council election

Elections to Welwyn Hatfield Borough Council took place on 3 May 2018. This was on the same day as other local elections across the United Kingdom. The Conservatives saw a reduction a large reduction in their number of seats, only just hanging on to majority of the council.

Composition of the Council
Prior to the election the composition of the council was:

After the election, the composition of the council was:

Welwyn West
A by-election was held on 29 November following the death of Mandy Perkins, the leader of the Council.