Question: what is the average size of nfl lineman?
Answer: The average guard, tackle, or center in the NFL in 2015 is 6-foot-5, 312 pounds. Of the 159 players who have started at least four games as an offensive lineman since the start of the 2014 season, only 23 weigh less than 300 pounds and 39 weigh at least 320 pounds.