An adjustable bed base is disclosed in which the adjustable bed base comprises a pair of opposed side members, an adjustable foot assembly and an adjustable head assembly with each assembly comprising a first panel adapted to be connected to one of the opposed side members, a second panel adapted to be connected to the other one of the opposed side members, and a central panel adapted to receive the first panel and the second panel with the first panel and the second panel being movable relative to the central panel to adjust a length of each of the assemblies.