Greater Rosewater is a town situated a few minutes drive from Little Rosewater and accessible by the A666. It has a Nando's, Phillips Gardening Consortium outlet, both a science and history museum and is currently believed to lack a Hellmouth.
It is also noted to have a hospital staffed by some of the best medics in the United Kingdom, which includes a large mental ward and an excellent A&E department.
Greater Rosewater is served by at least one bus link allowing the students of St. Thom Huell to access the town.
Greater Rosewater also contains the County archives.