Install or Replace a Sewer Main Cost in Nampa, ID in 2026
Most Install or Replace a Sewer Main projects in Nampa, ID cost between $1,100 and $22,000. The typical price is $5,500.
Sewer main replacement involves excavation, permits and often street restoration.
Nampa prices track the national average closely. Costs here are close enough to the national picture that the adjustment barely moves the number.
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 Nampa, ID
Businesses listed on Google near Nampa, ID. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Express Plumbing Heating & Air
4.9(2,679 reviews)
3207 Garrity Blvd, Nampa, ID 83687
Wickstrom Plumbing Heating & Cooling
4.9(994 reviews)
4121 Garrity Blvd, Nampa, ID 83687
Dillon Plumbing
4.9(623 reviews)
605 E Hawaii Ave, Nampa, ID 83686
A+ Drain Cleaning & Plumbing
4.8(632 reviews)
11069 W Flamingo Ave, Nampa, ID 83651
American Rooter & Drain
4.7(560 reviews)
1214 12th Ave S Ste 3, Nampa, ID 83651
Pristine Plumbing and Construction
4.9(424 reviews)
3615 E Newby St #101, Nampa, ID 83687