 His sons joined him in designing and building it; this lasted until 1881 and cost £10,500 (£ in ), and the hospital was formally opened on 21 July 1881.The Prince and Princess of Wales and their daughters Princess Louise, Princess Victoria and Princess Maud were in attendance; Dr Taaffe changed the name of the hospital to the Royal Alexandra Hospital for Sick Children in honour of the Princess of Wales (Alexandra of Denmark).The new building stood at the junction of Dyke Road and Clifton Hill in the Montpelier area of Brighton.