slice bread - wheat bread. *Percent Daily Values are based on a 2000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
1 Having a roofing contractor remove (and dispose of) old roofing materials, then install asphalt shingles runs about $1-$4 a square foot, or a total of $1,700-$8,400 for a typical ranch-style home (1,700-2,100 square foot, gently sloping roof). Do-it-yourself materials run around $680-$3,700 for a typical one-story ranch-style home with a 1,700-2,100-square-foot, gently-sloping roof. 2  Standard gray asphalt shingles in a three-tab rectangle are the least expensive; expect to pay more for higher-end colors and styles.
Based on our experience and survey of contractors from different regions of continental US, the average price per square of Asphalt Shingles is in the range of $250-300. This price is to install a new 30-year dimensional (architectural) shingles on a walkable (3-6 roof pitch) ranch-type house.