The answer to 'how much to fix bathtub in Chicago' is that the cost can vary widely depending on the specific issue and the extent of the repair needed. Generally, minor bathtub repairs in the Chicago area can range from $150 to $500, while more extensive work like replacing the tub or repairing tile and plumbing can cost $1,000 to $5,000 or more.
The key factors that influence the cost include the type of repair (e.g. caulking vs. replacing the entire tub), the materials needed, the complexity of the job, and the labor rates in your local Chicago area. It's important to get multiple quotes from licensed and insured plumbers in your neighborhood to get an accurate estimate for your specific situation.