The answer to the cost of faucet installation or repair depends on several factors, but you can typically expect to pay between $150 to $500 for a professional plumber to handle the job. The final price will depend on the complexity of the repair, the type of faucet, and your location.
Some key factors that influence the cost include the labor rate in your local area, the parts and materials needed, whether it's a simple repair or a full faucet replacement, and how accessible the plumbing is under your sink. Hiring a licensed, experienced plumber is essential for getting the job done right and avoiding further issues down the line.