The 2019 Allerdale Borough Council election took place on 2 May 2019, to elect all 49 members of Allerdale Borough Council in Cumbria, England. The number of councillors had been reduced from 56 at the previous election, meaning several seats were combined. Four seats were uncontested, all of which were won by members of the Conservative Party. The result was a change in administration of the council, from a Labour Party minority to a coalition of Conservatives and independents, technically No Overall Control).
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Results shown above are compared to the results of the previous election in 2015 and may not take into account by-elections, crossing the floor, and other changes. UKIP lost 3 seats compared to 2015, but did not stand any candidates so is not shown in the results table.