The answer to 'how much to replace lighting installation in Illinois' is that the cost can vary widely depending on several factors. Typically, the cost for a professional lighting installation in Illinois can range from $200 to $800 or more, depending on the scope of the project.
Some key factors that influence the cost include the type and number of lights being installed, the complexity of the electrical work required, the accessibility of the work area, and the labor rates in your local area. Additionally, the cost may be higher if the project requires permits, inspections, or specialized equipment. To get an accurate estimate, it's best to get quotes from licensed and insured electrical contractors in your local area.