Around $3-$5 a square foot.
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). 1 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 1 Professional installation cost: $5,000 to $17,000 for basic interlocking steel shingles; $12,000 to $22,000 for corrosion resistant steel sheets; $12,000 to $20,000 for aluminum metal; $25,000 to $40,000 for high-end metal roofing, including copper styles. Tile roofing prices. 1  Due to the weight of tile roofing, some homes may need extra structural support, which can add another $1,500 to the roofing prices. 2  Self-installation cost: Not recommended. 3  Professional installation cost: $12,000 to $21,000 for clay tile; As much as $65,000 for high-end tiles. 1 The cost for removing and properly disposing of existing shingles starts around $3-$5 a square foot or $510-$1,100 for a basic ranch-style home -- and costs go higher depending on the type of materials being removed, the location and the difficulty of the removal project. 1 A professionally installed steel roof can be $5,100-$22,000 for steel roofing on a simple one-story ranch-style house; aluminum runs $11,900-$24,200 for the same roof; and copper jumps to $25,500-$39,600. 1 There is also the need for roofing felt at $18 per roll, for a total of $90. 2  Attaching all of the materials requires a roofing nail gun using a standard roll of 1 1/4 galvanized nails at $65 each, and roofing cement which is costs approximately $22 per gallon. 1 The Asphalt Types-regardless of whether the homeowner is opting to run a whole new course of shingles over a pre-existing one (which is allowed in many areas) or installing a new roof altogether, they are going to require around 13 to 15 squares of shingles. 2  This means a total cost of $1500. 1 If removing and disposing of the existing roofing material isn't included in an estimate, this can add another $3-$5 a square foot or $510-$1,100 for a basic ranch-style home -- and costs go higher depending on location and the difficulty of the removal project. 1 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 Underlayment and accessories cost another $40-50 / square. Dump fees can range from $30-100 per ton (2000 lbs.) depending on where you live. 1 square of 1 layer of shingles weighs ~ 250 lbs., or 8 squares per ton. a 15 sq. roof is about 2 tons for one layer to be removed. Read our complete Asphalt Roofing Shingles Prices Guide here. Labor cost: If a typical roof installer gets $15/hr, and a foreman gets $20/hr, and you need say 6 guys to rip and install a 15 square roof in one day, that gives you 5 guys * $15/hr * 8 hours = $600. Add a foreman at $160 / day, gives us $780 in payroll. 1 Attaching all of the materials requires a roofing nail gun using a standard roll of 1 1/4 galvanized nails at $65 each, and roofing cement which is costs approximately $22 per gallon. 2  According to the HomeInspectorLocator.com website, roofing contractors normally ask around $3 per square foot for such work. 1 The Asphalt Types-regardless of whether the homeowner is opting to run a whole new course of shingles over a pre-existing one (which is allowed in many areas) or installing a new roof altogether, they are going to require around 13 to 15 squares of shingles. 2  This means a total cost of $1500. 1 Cost: A DIY asphalt roof installation on a standard ranch-style house costs from $680 to $3,700, depending on the size of the roof and the quality of the materials. 2  Professional installation can cost between $1,700 and $8,400. 3  Wood Shake -- This is a gorgeous but high-maintenance option. 1 It is a popular choice for larger houses of about 3,000 square feet. 2  Cost: A 2,000 square foot home will cost from $17,000 to $84,000 to roof in slate. 3  If 3,000 square feet or more, cost can range from $27,000 to $120,000, depending on the site location and the complexity of the job. 1 This means a total cost of $1500. 2  There is also the need for roofing felt at $18 per roll, for a total of $90. 3  Attaching all of the materials requires a roofing nail gun using a standard roll of 1 1/4 galvanized nails at $65 each, and roofing cement which is costs approximately $22 per gallon. 1 The Asphalt Types-regardless of whether the homeowner is opting to run a whole new course of shingles over a pre-existing one (which is allowed in many areas) or installing a new roof altogether, they are going to require around 13 to 15 squares of shingles. 2 
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