<p>Depends on what kind of college you go to, I would think. At a big party school, then yah, you might have trouble fitting in, but elsewhere there are sure to be lots of stuff you could participate in that do not involve drinking/partying. </p>
<p>Personally, I would have no problem as long as you were not obnoxious about it (i.e. getting mad at your roommate for not sharing your beliefs).</p>