In 2004 the average weight for a defensive lineman was 300+ pounds
they can range from 6'0 to 6'8
The average weight of an offensive lineman in 1970 was about 208 pounds. The average offensive lineman weight today is 224.
6'5, 310 lbs
Between 550 and 600 pounds
Through your family genes and weight lifting
The average height of a NFL QB is 6'3". The average weight of a NFL QB is 230 pounds.
The salary for an NFL lineman will vary according to experience and team budget. The average base salary for an NFL lineman is about $2,187,000 per year.
There is no required weight in the NFL. The smallest player I can find record of for this season is 178 pounds.
The average height is 6'4" and weight is 290 lbs