The 2019 St Helens Metropolitan Borough Council election took place on 2 May 2019 to elect members of St Helens Metropolitan Borough Council in England. This was on the same day as other local elections. With one third of the seats on the council up for election Labour lost control of four seats although Labour retained overall control of the council. The losses were Bold and Haydock to the Green Party, Newton-Le-Willows to the Liberal Democrats and Rainhill to an Independent candidate.
Overall result compared with 2018.