St. Dominic's College is a private, traditionalist Catholic secondary school located in Gonville, within the Parish of St. Anthony's & St. Edmund's Catholic Church in Whanganui, New Zealand.

The main subjects offered at the school include Mathematics, English, History, Combined Science, Physics, Biology, French, Latin, and Classics.

[3] The Dominican Sisters of Wanganui assist in teaching at the school.

Singadou Hostel, owned by a trust board, accommodates up to 13 St Dominic's girls students in separate rooms.

Boarders attend daily Mass at St Anthony's church adjacent to the hostel and are also involved in wider parish life.