The answer to the cost to replace a flat roof in Chicago is that it can vary significantly depending on several factors. Typically, the cost can range from $10,000 to $30,000 or more, depending on the size of the roof, the materials used, the complexity of the project, and the location within the Chicago area.
Factors that can influence the cost include the condition of the existing roof, the need for any structural repairs, the type of roofing material (e.g., EPDM, TPO, or PVC), the accessibility of the roof, and the labor costs in the specific Chicago neighborhood. It's essential to get multiple quotes from local roofing contractors to get an accurate estimate for your specific project.