Would it be too much effort to drive 5 hours to St Louis? Lots of areas in St Louis that could pass for Boston. Sort of.
https://www.google.com/maps/@38.6087...7i13312!8i6656
https://www.google.com/maps/@38.6086...7i13312!8i6656
https://www.google.com/maps/@38.6169...7i13312!8i6656
That said, St Louis definitely has a more Southern/French style to it, so maybe it wouldn't work.