[3] 1983 to 1997: The towns of Ayr (except the council estate of Kincaidston), Prestwick and Troon plus the villages of Dundonald, Loans, Monkton, Tarbolton and Symington.

This change led to a substantial alteration in the demographic of the constituency with the Labour Party being the prime beneficiaries.

This had a significant impact on the Conservative party by dividing their support in Ayr, Prestwick and Troon into two separate, predominantly Labour-voting constituencies, neither of which attained any considerable level of support for the Conservatives to match that of the Labour party.

[6][7] At the 2017 general election Conservative candidate Bill Grant gained the Ayr, Carrick and Cumnock constituency with a 2,774 vote majority over the SNP's Corri Wilson.

[8] The constituency had been represented by Conservative MSP John Scott since a by-election in 2000, until 2021 when the SNP won for the first time.