Only the people at Hamilton can answer your question about Hamilton. Likewise anywhere else you’d want to know about. Each of them is going to set its own policies. But frankly, my bet would be that they can’t answer anything about parking for the fall just yet because they don’t even know if there is going to be a fall term or what form that fall term might take.
Lots of parents are worried about getting their kids home if/when there is another lock-down. It really, truly is OK to let distance decide where your kid goes to school, and it really, truly is OK to have your kid take a gap year and wait things out.