average cost of metal roof
1 Steel shingle metal roof: Installation can cost at least $600 per square foot for the shingles. 2  Or run $750 per square foot for a standing seam steel roof. 3  Aluminum metal roof: Can cost anywhere between $700 and $1,200 per square foot. 4  Copper and zinc metal roofs: Averages $800 to $1,100 to purchase the materials.