One BIG question should be WHEN will it be used for its most important purpose? If it is the NCAA Championships, then average weather in early June is crucial.
Rule out Miami. I live in South Florida. It is a hellscape down here right now. Heat, humidity, torrential rain.
Northern city, access to multiple airports, lots of hotels, freeway system that doesn't constantly back up, track fans (sufficiently large population to have fans within an hour or two, driving), mass transit from hotels to the facility...
Boston? Chicago?
I find the NCAA Site Selection Process to be weak on detail about the city. Here is a copy for the 2027 and 2028 First-Round events: