Yes, but not by much. I'm agnostic while my parents are "Catholic" (they never go to church and don't actually believe in much past there being a God and Jesus).
Now, my grandparents? I know my mom's mom is super religious, and her dad less so but still more than any of us. My dad's mom is super religious now but she couldn't keep her legs shut meaning I don't know who my biological grandfather is on my dad's side