The answer to 'how much does flat roof cost local' is that the cost of a flat roof can vary widely depending on several factors. Typically, flat roofs can range from $5 to $20 per square foot installed, but the exact price will depend on your local market and the specific details of your project.
The main factors that influence the cost of a flat roof include the size of the roof, the materials used (e.g., single-ply membrane, built-up roofing, or modified bitumen), the complexity of the roof design, the condition of the existing roof (if it's a re-roof), and the labor costs in your area. Additionally, the accessibility of the roof and any necessary repairs or reinforcements can also impact the overall price.