In warmer weather, there are quite a few people riding bikes. In no sense do a majority of students ride bikes, but it’s not uncommon. Yes, you can bring bikes into your rooms. There are also bike racks outside most of the residence halls and event inside in some of them (I believe). Troy does have plenty to do – feel free to ride your bike down to check it out. Getting back up the hill will be a great workout!
Also, check out our cycling club if you are interested – http://cycling.union.rpi.edu/News/News.html