Hard when you think you know whats best. Maybe once you calm down and cannot get too emotional over it, have a rational decision with your husband being the conversation monitor

Let him keep the peace. With luck you will end the conversation with one of you maybe both having a better understanding of why you each feel one school is a better fit for him.
Also many many kids transfer, even if he goes where he wants to and realizes he made a mistake he can easily transfer out. With his superb record, sounds like he would have many many choices.