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Install or Replace a Water Main Cost in Westminster, CO in 2026

Most Install or Replace a Water Main projects in Westminster, CO cost between $825 and $16,500. The typical price is $4,000.

Labour and materials in Westminster run about 5% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.

What drives the price

  • Accessible fixture swap versus opening walls or slab
  • Pipe material — copper, PEX or cast iron replacement
  • Emergency versus scheduled work
  • Permit and inspection requirements

Usually included

  • Licensed plumber labour
  • Pipe, fittings and standard fixtures

Usually extra

  • Drywall and finish repair
  • Fixtures you supply
  • Municipal tap or sewer connection fees

Plumbers in Westminster, CO

Businesses listed on Google near Westminster, CO. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.

Install or Replace a Water Main costs nearby

Arvada, COBroomfield, COWheat Ridge, COThornton, CODenver, COLouisville, COLafayette, COHenderson, COErie, COGolden, CO