Install Plumbing for an Addition or Remodel Cost in Kapaa, HI in 2026
Most Install Plumbing for an Addition or Remodel projects in Kapaa, HI cost between $300 and $6,000. The typical price is $1,500.
Labour and materials in Kapaa run about 25% 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 Kapaa, HI
Businesses listed on Google near Kapaa, HI. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Readyman Services
4.9(365 reviews)
5633 Kawaihau Rd, Kapaʻa, HI 96746
Kauai Air Conditioning & Plumbing
4.8(90 reviews)
1021 Kamalu Rd, Kapaʻa, HI 96746
NFR Plumbing Services LLC
4.7(14 reviews)
1544 Haleukana St Unit 18, Lihue, HI 96766
Menehune Plumbing
4.2(5 reviews)
5225 Ua Rd, Kapaʻa, HI 96746
Cabreira Plumbing
3.4(5 reviews)
6201 Kawaihau Rd B, Kapaʻa, HI 96746
Estenzo Plumbing
3.0(2 reviews)
1683 Malakia St, Kapaʻa, HI 96746