Roof costs
Asphalt shingle installation cost calculator
Estimate asphalt shingle installation cost. New asphalt shingle roof.
Try the calculation
Estimate installation using a dated rate range.
Adjustable example. Change these illustrative inputs to match your task, then recalculate. Reset restores the example and its result.
Understand the result
How this calculation works
Installation cost is a quantity multiplied by the low and high installation rates you supply.
Steps
- Replace the example roof area with your measured square footage and enter low and high rates from the same quoted scope.
The form starts with the worked example below. Change its values and selections to match your task; Reset restores the example.
Formula
installation range = measured quantity × each quoted rate.
Variables and units
- Finished roof area (sq ft)
- Required. Use a positive value. Starting example: 1500. Replace it for your task.
- Low rate ($/sq ft)
- Required. Use a positive value. Starting example: 4.50. Replace it for your task. The starting rate is an adjustable example, not a local quote.
- High rate ($/sq ft)
- Required. Use a positive value. Starting example: 6.25. Replace it for your task. Use the same quoted scope as the low rate; the starting rate is illustrative.
What the result means
This is an arithmetic range for the entered scope, not a market quote or full replacement estimate.
Worked example
Inputs: Finished roof area = 1500; Low rate = 4.50; High rate = 6.25.
Calculation: 1,500 sq ft at $4.50–$6.25 = $6,750–$9,375.
Result: 6,750–9,375 $.
Frequently asked questions
Are the starting rates a local quote?
No. The prefilled $4.50–$6.25 rates are adjustable examples; replace them with rates for your quoted scope.
Does this include shingles?
Only if your rate says it does.
Can I use linear feet?
No. This page uses finished roof area and rates per square foot.