Whole House Repipe Cost in Boston 2026
Whole House Repipe in Boston costs between $6,136 and $23,010 in 2026, with the average around $12,272. Boston pricing runs 53% above the US national average. Replacement of all supply water lines throughout the home with new PEX or copper piping, new shutoff valves, and fixture connections. Includes wall access, patching, and pressure testing.
What whole house repipe includes in Boston
Replacement of all supply water lines throughout the home with new PEX or copper piping, new shutoff valves, and fixture connections. Includes wall access, patching, and pressure testing.
Typical time on site: 2 to 4 days. Local labor rate: $44/hour for an experienced plumbing pro.
What changes the price of whole house repipe in Boston
- PEX versus copper
- Number of bathrooms
- Home size and stories
- Wall access and drywall repair
- Slab or crawlspace routing
A whole house repipe quote priced off statewide averages will be off by 10 to 20 percent for Boston, because the metro has its own labor pool, material delivery distances, and permit timelines.
Boston climate and demand for plumbing
Severe winters with deep frost lines; coastal storm exposure; historic housing stock
Boston permits for whole house repipe
Building department: City of Boston Inspectional Services Department (ISD). https://www.boston.gov/departments/inspectional-services
Typical permit cost: $300 - $4,000 residential. Inspection time: 10-25 business days; plan review 6-10 weeks. Boston rule: Boston ISD requires Construction Supervisor License (CSL) for any structural work. Lead paint compliance (RRP) strict due to age of housing. Hub zone requires extra parking permit for trucks.
Massachusetts sales tax and licensing for Plumbing
Massachusetts sales tax: 6.25% (no local addition). Real property labor exempt. Multiple-quantity threshold reporting requirements for tools and equipment.
State license: Massachusetts Office of Consumer Affairs (Home Improvement Contractor Registration), required: $150 registration + Construction Supervisor License $150.
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