Glennie offers flexible boarding options for families with girls from Year 6 to Year 12:
- Full-time boarding during term time
- Weekly boarding for families in regional Toowoomba / greater Darling Downs
- Casual boarding for families needing occasional care for their daughter.
There are three distinct Boarding houses that have a configuration of roomettes, spacious common rooms, lounges and kitchens:
- Brown House (Year 6 to Year 9)
- Dowson House (Year 10 and Year 11)
- Simmons House (Year 12)
Year 6 to 11 girls have their own modern roomette which is a flexible and cosy place that ensures privacy. Brown and Dowson Houses each have shared common lounge spaces and kitchenettes with modern amenities.
Year 12 boarders enjoy semi-independent living with their own room in a dedicated building complemented with shared lounge spaces, and kitchenettes.