Which IIT college can I get according to my score? I belong to SC category. My JEE score is 31 and scored 64% in class 12th.

Abhishek, I doubt if you will get IIT with these marks, so go whatever college, whether government or private. Otherwise, try for admission in some private university yourself. They offer you admission on JEE scores/ tests conducted by them/ your marks in 12th. Some of these also offer good scholars