Sewer line replacement costs may differ based on a number of variables, including the line's length, depth, type of material used for the replacement, and labor rates in the area. A few thousand dollars to tens of thousands of dollars can generally be expected to pay for the project. To compare costs and make sure you are getting a fair price, it is advised to get several quotes from qualified and reliable plumbers. Additionally, it may be worth checking with your provider to see if your homeowners' insurance policy covers the expense of replacing sewer lines.