Cost of Asphalt Shingle Roof Installation in Pennsylvania$209.42 per 100 sq.ft. (standard quality, overlay existing roof) (Range: $159.56 - $259.28) Free Estimates from Local ProsCost of Tile Roof Installation in Pennsylvania$972.30 per 100 sq.ft. (standard quality, no tear off of existing) (Range: $747.92 - $1,196.67) Free Estimates from Local ProsCost of Wood Shake Roof Installation in Pennsylvania$605.81 per 100 sq.ft. (standard quality, no tear off of existing) (Range: $523.54 - $688.08) Free Estimates from Local ProsCost of Metal Roof Installation in Pennsylvania$857.61 per 100 sq.ft (standing seam, no tear off of existing roof) (Range: $742.93 - $972.29) Free Estimates from Local ProsCost of Slate Roof Installation in Pennsylvania$1,259.00 per 100 sq.ft. (not including roof tear off) (Range: $722.99 - $1,795.00) Free Estimates from Local ProsCost of Flat Roof Installation in Pennsylvania$172.02 per 100 sq.ft. (asphalt roll, no existing roof tear off) (Range: $129.64 - $214.40) Free Estimates from Local ProsCost of Roof Inspection in Pennsylvania$236.84 per visit (two story home with typical roofline) (Range: $174.51 - $299.17) Free Estimates from Local Pros |