The Tories won in Worthing, Adur and Crawley while Labour won Hastings
Results have been declared from four local council elections that took place across Sussex on Thursday.
Labour gained control of Hastings Borough Council after winning nine out of the 15 seats contested.
Overall it means the party now has 16 council seats, the Conservatives have 14 and the Liberal Democrats one.
Elsewhere, the Conservatives retained control of Worthing and Crawley borough councils, as well as Adur District Council.
Worthing voters elected Tory councillors to eight seats out of the 14 constituencies where polls were held.
Overall, it means the Conservatives hold 25 council seats compared to the Lib Dems' 12.
There was no change in Crawley where the Tories won eight out of the 12 contested seats.
It means the Tories retain overall control, with 26 seats to Labour's 11.
The political make-up of Adur District Council did not change, with the Conservatives winning 12 of the 15 contested seats.
Overall, the Tories now have 25 of the 29 seats on the West Sussex district council.