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Plumbing & Repipe Cost in Massachusetts (2026)

Plumbing repipe in Massachusetts typically runs $7,600–$18,800 for a whole-house 2-bath PEX repipe, with Type-L copper the dominant retrofit choice and a state-specific plumbing code as the adopted enforcement basis. Buried service-line trench depth must clear the 48-inch design frost line. Massachusetts inherits the densest pre-1900 housing stock in the nation outside lower Manhattan, with Boston, Worcester, Lawrence, Lowell, Springfield, and Brockton all built atop original lead service line corridors — DEP's accelerated LSLR program targets full replacement by 2040, and Title 5 septic upgrades on Cape Cod and the Islands force $15,000-$30,000 nitrogen-removing innovative-alternative systems on every property transfer in nitrogen-sensitive watersheds.

State Massachusetts
Cities Covered 36
Typical whole-house 2-bath PEX repipe $7,600 – $18,800
BLS plumber wage $38.80/hr

Massachusetts water-quality & freeze drivers

  • IECC climate zone: 5A — drives freeze-protection scope on supply lines
  • Frost-line trench depth: 48-inch design minimum for buried water service
  • Water hardness profile: Soft (under 3.5 grains/gallon) — minimal scaling, no softener required
  • Dominant retrofit supply material: Type-L copper — dominant on retrofits in high-soft-water and pre-1990 housing stock
  • Adopted plumbing code basis: State-specific plumbing code (deviates from both UPC and IPC)
  • Lead service line risk tier: High — pre-1986 lead service line corridor under active LCRR replacement

Massachusetts licensing & permits

  • License status: Statewide license required
  • License board: Massachusetts Board of State Examiners of Plumbers and Gas Fitters (Master / Journeyman) (official site)
  • Permit: city plumbing permit required; Title 5 septic inspection on transfer in unsewered areas

How plumbing and repipe costs vary in Massachusetts

State-specific code or insurance rule: Massachusetts 248 CMR 10.00 (the Uniform State Plumbing Code) is the strictest residential plumbing code in the nation — historically banning saddle valves, requiring Type-L copper for all above-ground supply, mandating air gap on ice-maker connections, prohibiting flexible PEX-AL-PEX in many concealed locations, and requiring a Master Plumber's signature on any permit pulled — provisions kept under continuous state Board oversight rather than ICC or IAPMO model adoption.

Cities in Massachusetts

Compare plumbing and repipe pricing for 36 cities across Massachusetts.

Attleboro, MA

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Barnstable Town, MA

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Beverly, MA

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Boston, MA

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Brockton, MA

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Cambridge, MA

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Chelsea, MA

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Chicopee, MA

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Everett, MA

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Fall River, MA

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Fitchburg, MA

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Haverhill, MA

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Holyoke, MA

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Lawrence, MA

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Leominster, MA

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Lowell, MA

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Lynn, MA

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Malden, MA

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Marlborough, MA

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Medford, MA

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Methuen, MA

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New Bedford, MA

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Newton, MA

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Peabody, MA

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Pittsfield, MA

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Quincy, MA

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Revere, MA

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Salem, MA

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Somerville, MA

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Springfield, MA

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Taunton, MA

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Waltham, MA

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Westfield, MA

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Weymouth Town, MA

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Woburn, MA

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Worcester, MA

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Pricing ranges reflect Massachusetts market labor (BLS OEWS plumber mean $38.80/hr) and Woogoro regional cost modeling. For the most localized estimate, see your nearest city page above.