Ikast municipality was a municipality (Danish, kommune) in Ringkøbing on the Jutland peninsula in west Denmark.
The municipality covered an area of 294.3 km2, and had a total population of 23,283 (2005).
Its last mayor was Carsten Kissmeyer, a member of the Venstre (Liberal Party) political party.
The municipality was created in 1970 as the result of a kommunalreform ("Municipality Reform") that merged a number of existing parishes: Ikast municipality ceased to exist as the result of Kommunalreformen ("The Municipality Reform" of 2007).
This created a municipality with an area of 768 km2 and a total population of 39,371 (2005).