Based upon fact, what is the average weight of a running back and offensive lineman in the nfl?College?

The average height and weight for a high school lineman is 6'1-6'3 and 250-280lbs college more like 6'2-6'6 and 290lbs-320lbs. Halfback in high school like 5'7-6'0 185lbs college 5'7-6'1 210lbs. hope this helps