Cost guides
Plumbing cost guides
Major plumbing projects — whole-house repipe and sewer line replacement. Pick a project for local, city-specific 2026 estimates.
- Whole House RepipeReplacing a home's water supply piping — typically swapping old galvanized or failing pipe for PEX or copper.National range$3,400 – $8,000
- Sewer Line ReplacementReplacing the main sewer line from the home to the municipal connection (trenchless or traditional excavation).National range$3,000 – $12,000