Interracial Relationships Support Group
This community is dedicated to the challenges presented when two people of different religious backgrounds form a relationship. Mingling different religions has both positive and potentially challenging aspects, including the religious preferences of children, religious holidays and traditions, schools and religious education and potentially different moral or ethical...

But please don't allow this to screw up what sounds like a really good relationship. You have managed to last three years with all of these issues, and once your family truly see that it is important to you, and not just a ''passing phase'' then hopefully they will slowly come around.
Just try and balance your time between the two. Spend time with your boyfriend and your family as equally as you can.