Dean Close School is a co-educational day and boarding public school in Cheltenham, Gloucestershire, England. The School is divided into pre-prep, preparatory and senior schools located on separate but adjacent sites outside Cheltenham town centre, occupying the largest private land area in the town. Pupils may be enrolled as young as 3 in the pre-preparatory school, and continue through to 18 at the senior school. Dean Close is a member of the Headmasters' and Headmistresses' Conference.