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Plumbing & Repipe Cost in Iowa (2026)

Plumbing repipe in Iowa typically runs $4,800–$12,100 for a whole-house 2-bath PEX repipe, with PEX-A or PEX-B cross-linked polyethylene the dominant retrofit choice and the Uniform Plumbing Code (UPC) as the adopted enforcement basis. Buried service-line trench depth must clear the 48-inch design frost line. Iowa private-well systems serving roughly 230,000 rural homes pull from glacial-drift aquifers contaminated with nitrate from row-crop fertilizer runoff at concentrations frequently above 10 mg/L EPA limits — point-of-entry reverse-osmosis and nitrate-selective ion-exchange systems are core to any Iowa rural plumbing scope, and 48-inch frost-line trenching adds excavation cost on every service-line replacement.

State Iowa
Cities Covered 13
Typical whole-house 2-bath PEX repipe $4,800 – $12,100
BLS plumber wage $28.43/hr

Iowa water-quality & freeze drivers

  • IECC climate zone: 5A-6A — drives freeze-protection scope on supply lines
  • Frost-line trench depth: 48-inch design minimum for buried water service
  • Water hardness profile: Very hard (10.5+ grains/gallon) — whole-house softener standard on most repipes
  • Dominant retrofit supply material: PEX-A or PEX-B cross-linked polyethylene — dominant on whole-house repipes since 2005
  • Adopted plumbing code basis: Uniform Plumbing Code (UPC) — IAPMO model adopted statewide
  • Lead service line risk tier: Moderate — partial pre-1986 service line inventory under utility review

Iowa licensing & permits

  • License status: Statewide license required
  • License board: Iowa Plumbing & Mechanical Systems Board (official site)
  • Permit: state plumbing permit through municipal building department

How plumbing and repipe costs vary in Iowa

State-specific code or insurance rule: Iowa Code Chapter 105 created the Plumbing & Mechanical Systems Board as a unified body regulating plumbers, HVACR mechanics, hydronics installers, and refrigeration techs under one license-issuing authority — and unusually places the board under the Iowa Department of Public Health, treating drinking-water connections as a public-health matter rather than a construction-trade matter.

Cities in Iowa

Compare plumbing and repipe pricing for 13 cities across Iowa.

Ames, IA

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Ankeny, IA

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Cedar Falls, IA

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Cedar Rapids, IA

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Council Bluffs, IA

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Davenport, IA

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Des Moines, IA

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Dubuque, IA

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Iowa City, IA

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Sioux City, IA

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Urbandale, IA

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Waterloo, IA

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West Des Moines, IA

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Pricing ranges reflect Iowa market labor (BLS OEWS plumber mean $28.43/hr) and Woogoro regional cost modeling. For the most localized estimate, see your nearest city page above.