Other educational institutions include Troy Academy (1834), a non-sectarian preparatory school; La Salle Institute (conducted by the Brothers of the Christian Schools); St Joseph's Academy (Roman Catholic) and St Peter's Academy (Roman Catholic).
Preparatory courses for professional training in the government schools were also made free and secular.
To the north of the village, which has extended greatly as a residential suburb of the metropolis, is Mill Hill, with a Roman Catholic Missionary College, opened in 1871, with branches at Rosendaal, Holland and Brixen, Austria, and a preparatory school at Freshfield near Liverpool; and a large grammar school founded by Nonconformists in 1807.
In connexion with the institute there is a preparatory department, the Stevens School (1870).
A preparatory school on the lines of a similar institution set up at Bala in 1891.