The answer to 'how much to replace junction box in my area' is that the cost can vary significantly depending on several factors. Generally, the typical range for replacing a junction box is between $150 to $500, but the final price will depend on your location, the complexity of the job, the materials needed, and whether any additional electrical work is required.
The main factors that influence the cost of replacing a junction box include the size and type of box, the accessibility of the electrical panel, the need for any drywall or other surface repair, and the labor rates in your local area. Older homes or those with limited access may require more work, increasing the overall cost. Additionally, if the replacement involves upgrading to a larger or more modern junction box, the price can be higher.