Install or Replace a Sewer Main Cost in Portsmouth, RI in 2026
Most Install or Replace a Sewer Main projects in Portsmouth, RI cost between $1,200 and $24,000. The typical price is $6,000.
Sewer main replacement involves excavation, permits and often street restoration.
Labour and materials in Portsmouth run about 9% 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 Portsmouth, RI
Businesses listed on Google near Portsmouth, RI. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Mr. Rooter Plumbing of Rhode Island
4.9(1,079 reviews)
5 Minnesota Ave #1, Warwick, RI 02888
Wicked Plumbing
4.9(432 reviews)
228 Lepes Rd, Somerset, MA 02726
SOS Plumbing & Heating
4.8(333 reviews)
10 Alpine St, West Warwick, RI 02893
Emergency Response Plumbing, Heating and Air Conditioning
4.9(289 reviews)
130 Corona St, Warwick, RI 02886
Travers Plumbing & Heating Inc
4.5(466 reviews)
1 Park Ave, Portsmouth, RI 02871
Paul Anderson Drain Cleaning Inc.
4.8(147 reviews)
9 Dawn Ln, Warwick, RI 02886