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Plumbing & Repipe Cost in Wyoming (2026)

Plumbing repipe in Wyoming typically runs $4,900–$12,500 for a whole-house 2-bath PEX repipe, with PEX-A or PEX-B cross-linked polyethylene the dominant retrofit choice and the International Plumbing Code (IPC) as the adopted enforcement basis. Buried service-line trench depth must clear the 48-inch design frost line. Wyoming's high-elevation continental climate produces design frost-line depths of 48-60 inches across most of the state, and the Powder River Basin's coal-bed-methane production zones in Campbell and Johnson counties combined with high-sulfate groundwater across the Bighorn Basin force point-of-entry softening, sulfate-reduction, and corrosion-control treatment on virtually every rural well-served residential plumbing scope above 5,000 ft.

State Wyoming
Cities Covered 2
Typical whole-house 2-bath PEX repipe $4,900 – $12,500
BLS plumber wage $30.82/hr

Wyoming water-quality & freeze drivers

  • IECC climate zone: 5B-6B-7 — 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: International Plumbing Code (IPC) — ICC model adopted statewide
  • Lead service line risk tier: Low — minimal pre-1986 lead service line installations

Wyoming licensing & permits

  • License status: No statewide license — municipal credentials only
  • License board: No statewide plumbing license — Cheyenne, Casper, Laramie, Gillette, Rock Springs each issue Master/Journey credentials separately (official site)
  • Permit: municipal plumbing permit required; rural counties variable; on-site wastewater through DEQ

How plumbing and repipe costs vary in Wyoming

State-specific code or insurance rule: Wyoming has no statewide plumbing license — under W.S. §35-2-303 each city or town adopts and enforces its own plumbing code, with Cheyenne, Casper, Laramie, Gillette, Rock Springs, and Sheridan each running independent Master and Journeyman boards — and the Wyoming Department of Environmental Quality separately permits every small wastewater system above 2,000 gpd through its Water Quality Division as a public-health matter.

Cities in Wyoming

Compare plumbing and repipe pricing for 2 cities across Wyoming.

Casper, WY

Compare local plumbing and repipe pricing in Casper.

Cheyenne, WY

Compare local plumbing and repipe pricing in Cheyenne.

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Pricing ranges reflect Wyoming market labor (BLS OEWS plumber mean $30.82/hr) and Woogoro regional cost modeling. For the most localized estimate, see your nearest city page above.