Holy Trinity School is an all-through free school located in Kidderminster, Worcestershire, England. The school comprises four departments: a nursery (or children aged 6 months-3 years), a Lower school for puils aged 4-7),a Junior school for children agd 7-11), and the Senior School for girls up to 18 years. The main building is a former Victorian private house known as Elderslie. Founded in 1903 as the Holy Trinity Convent School by a group of Catholic nuns of the Trinitarian Order from France. A young nun from that period eventually became the Mother Superior for the sister school in Bromley, Kent. it became secularised in 1985 and In 1986 it was renamed Holy Trinity School, under the ownership of a group of parents who formed the Board of Trustees.