The answer to 'circuit breaker installation cost' is that the cost can vary widely depending on several factors. Generally, the cost to install a new circuit breaker ranges from a few hundred dollars to over a thousand, with the average being around $500-$800. The main factors that influence the price include the complexity of the electrical work, the age and condition of the existing electrical system, the accessibility of the breaker panel, and whether any additional upgrades or permits are required.
It's important to get multiple quotes from licensed and insured electrical contractors in your local area, as pricing can vary significantly based on regional labor rates and material costs. Many electricians offer free estimates, so it's a good idea to shop around to find the best value for your specific project.