The answer to 'how much does water line replacement cost' is that the cost can vary widely depending on several factors. Typically, water line replacement can range anywhere from $1,000 to $10,000 or more, depending on the scope of the project.
The main factors that influence the cost include the length of the water line, the material used (such as copper, PEX, or PVC), the accessibility of the line, and whether the work needs to be done inside or outside the home. Additional costs may include permits, excavation, landscaping repairs, and labor rates in your local area.