A toilet room typically isn't used a lot during the day, so keeping that separate from the main structure maximizes the living space. When you don't have a lot of square footage, every inch counts.
The letter cites a portion of the amendments, which says that “[the district] may provide separate toilet, locker room, and shower facilities on the basis of sex, but such facilities provided ...
The department says the school district is potentially breaking Title IX, which says schools that receive federal funds “may provide separate toilet, locker room, and shower facilities on the ...