The 2011 Horsham District Council election took place on 5 May 2011 to elect members of Horsham District Council in England.

[1] It was held on the same day as other local elections and the 2011 United Kingdom Alternative Vote referendum.

The Conservatives increased their majority on the council to 12, winning a total of 34 seats.

Prior to the election, the composition of the council was: After the election, the composition of the council was: Peter Burgess stood as an Independent in Holbrook West in 2007, the year when this seat was last contested.