The answer to 'underlayment installation cost in Illinois' is that the cost of underlayment installation can vary significantly depending on several factors. Generally, homeowners in Illinois can expect to pay anywhere from $1 to $3 per square foot for underlayment installation, including the cost of the materials and labor. The exact price will depend on the size of the roof, the type of underlayment used, the complexity of the installation, and the location within Illinois.
Factors that can influence the cost include the roof's pitch, the number of layers of existing roofing material that need to be removed, and any necessary repairs to the roof deck. Additionally, the experience and expertise of the roofing contractor can also impact the overall cost. It's essential to get local quotes from multiple contractors to ensure you receive the best value for your project.