The answer to 'how much to replace circuit breaker in Illinois' is that the cost can vary significantly depending on several factors. Generally, replacing a circuit breaker in Illinois can range from $150 to $500 or more, depending on the complexity of the electrical system, the type of breaker needed, and the labor costs in your local area.
Some key factors that can affect the cost include the age and condition of your electrical panel, the accessibility of the panel, whether additional electrical work is required, and the experience and hourly rates of the electrician. It's important to get multiple quotes from licensed and insured electricians in your local area to get the best price for your specific project.