The answer to 'how much to replace GFCI outlet' is that the cost can vary significantly depending on several factors. Generally, the typical range for a professional to replace a GFCI outlet is between $75 to $200, but the exact price will depend on your location, the complexity of the job, and whether any additional electrical work is required.
Some key factors that can influence the cost include the accessibility of the outlet, the need to upgrade the electrical panel or wiring, and whether you need to bring the outlet up to current safety codes. Additionally, the cost of materials and the labor rates in your area will also play a role in the final price. It's important to get quotes from multiple licensed electricians in your local area to determine the best price for your specific project.