Install or Replace a Water Main Cost in Marrero, LA in 2026
Most Install or Replace a Water Main projects in Marrero, LA cost between $750 and $15,000. The typical price is $3,600.
Labour and materials in Marrero 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 Marrero, LA
Businesses listed on Google near Marrero, LA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Roto-Rooter Plumbing & Water Cleanup
4.9(548 reviews)
5421 Lapalco Blvd, Marrero, LA 70072
Moret Plumbing LLC
4.9(90 reviews)
2525 Westbank Expy, Harvey, LA 70058
Big Easy Services of New Orleans, LLC.
4.5(29 reviews)
2451 Belle Chasse Hwy, Terrytown, LA 70056
Constructive Ministries and Plumbing Repairs LLC
5.0(16 reviews)
7347 Barataria Blvd, Marrero, LA 70072
A-1 Drain Cleaners
4.8(8 reviews)
4517 Myrtle St, Marrero, LA 70072
Jay Blanchard Plumbing & Heating
4.1(9 reviews)
4589 Barataria Blvd, Marrero, LA 70072