Install or Replace a Water Main Cost in Houma, LA in 2026
Most Install or Replace a Water Main projects in Houma, LA cost between $750 and $15,000. The typical price is $3,600.
Labour and materials in Houma run about 8% below 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 Houma, LA
Businesses listed on Google near Houma, LA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Trahan's Cooling, Heating & Plumbing
4.9(4,600 reviews)
531 S Hollywood Rd, Houma, LA 70360
Roto-Rooter Plumbing & Water Cleanup
4.9(1,891 reviews)
132 N Hollywood Rd, Houma, LA 70364
Doug's Service Company
4.8(708 reviews)
6879 W Main St, Houma, LA 70360
Naquin's Plumbing LLC
4.7(106 reviews)
4372 LA-56, Houma, LA 70363
Pellegrins Plumbing
5.0(58 reviews)
6542 W Park Ave, Houma, LA 70364
Earl Naquin Jr Plumbing
5.0(37 reviews)
10143 E Main St, Houma, LA 70363