Mary House is located at Fina Park, adjacent to Dionysius House. It comprises 4 bedrooms, each with its own private courtyard. Two bedrooms feature their own ensuite and two bedrooms share a large bathroom. An open-plan living area incorporates kitchen, dining and lounge room areas. Mary House is wheelchair-accessible and suitable for clients with high-care needs.

Mary House shares with Dionysius House a barbecue courtyard, a fully equipped laundry and staff amenities to facilitate 24/7 care.