The answer to 'how much to replace light fixture in Chicago' is that the cost to replace a light fixture can vary widely, typically ranging from $150 to $500 or more. Factors that affect the pricing include the type of fixture, the complexity of the installation, and whether any electrical work is required beyond just swapping out the fixture.
For a basic light fixture replacement in a standard residential setting, you can generally expect to pay on the lower end of that range, around $150 to $300. More elaborate or specialized fixtures, or any work that requires updating the electrical wiring, can push the cost up to $500 or higher. It's always best to get quotes from local electricians to get an accurate estimate for your specific project.