West · 69 covered cities and towns
Plumbers in Hawaii
We connect Hawaii homeowners with independent, licensed plumbers in 69 cities and towns across 112 ZIP codes. Salt air corrodes exposed fittings and water heater components faster than on the mainland.
- Freezes are rare
- Generally soft water
Plumbing in Hawaii: what's different
- Salt air corrodes exposed fittings and water heater components faster than on the mainland.
- Many homes use solar water heating, which brings its own pumps, valves and tank work.
- Licensing
- Hawaii's Board of Electricians and Plumbers, under the Department of Commerce and Consumer Affairs, licenses plumbers.
- Winters
- Freezes are rare.
- Water hardness
- Generally soft. Check your utility's annual water quality report for your system.
- Home heating
- 3% utility gas, 41% electric (Census ACS).
| Year built | Share of homes |
|---|---|
| Before 1940 | 3% |
| 1940–1959 | 11% |
| 1960–1979 | 37% |
| 1980–1999 | 28% |
| 2000 or later | 21% |
Share of housing units, Census ACS 2023 5-year estimates.
Local plumbing pages in Hawaii
Each page covers the age of local housing, how homes are heated and the problems that follow, based on Census data for the ZIP codes we cover.
Common plumbing work in Hawaii
Hawaii counties
County pages list every covered town and compare housing age across them.
- Hawaii County (8)
- Honolulu County (24)
- Kauai County (14)
- Maui County (16)
Other Hawaii cities and towns we cover
These 67 places are in our network but don't have their own page yet. Call or check your ZIP code to be connected with a plumber.
Hawaii (8)
Hawaii plumbing pageCaptain Cook, Hawi, Hilo, Honomu, Kamuela, Ocean View, Waikoloa, Waimea
Honolulu (22)
Honolulu plumbing pageAiea, Fort Shafter, Haleiwa, Hauula, Jbphh, Kaaawa, Kahuku, Kailua, Kaneohe, Kapolei, Laie, Mililani, Pearl City, Schofield Barracks, Tripler Army Medical Center, Wahiawa, Waialua, Waianae, Waimanalo, Waipahu, Wake Island, Wheeler Army Airfield
Kauai (14)
Kauai plumbing pageAnahola, Eleele, Hanalei, Hanamaulu, Hanapepe, Kalaheo, Kapaa, Kaumakani, Kekaha, Kilauea, Koloa, Lawai, Makaweli, Princeville
Maui (16)
Maui plumbing pageHaiku, Hana, Hoolehua, Kahului, Kaunakakai, Kihei, Kualapuu, Kula, Lahaina, Lanai City, Makawao, Maunaloa, Paia, Pukalani, Puunene, Wailuku
Other areas (7)
Camp H M Smith, Hakalau, Hawaii National Park, Kealia, Keauhou, Kunia, McBh Kaneohe Bay
Hawaii plumbing FAQ
How do I check a plumber's license in Hawaii?
Hawaii's Board of Electricians and Plumbers, under the Department of Commerce and Consumer Affairs, licenses plumbers.
Do pipes freeze in Hawaii?
Rarely. Outdoor backflow assemblies, pool equipment and exposed lines are the usual casualties on the few nights that drop below freezing.
Is Hawaii water hard?
Generally soft, based on national hardness mapping, but it varies by utility and by well. Your water provider's annual water quality report lists the hardness for your system, and a plumber can test well water.
How old are homes in Hawaii?
Census estimates for Hawaii put 15% of homes as built before 1960, 37% from 1960 to 1979, 28% from 1980 to 1999 and 21% in 2000 or later. Older homes are more likely to have galvanized supply pipe and cast iron or clay sewer lines.
Sources: coverage from our plumbing network (updated October 2026); housing and heating figures from US Census Bureau American Community Survey 2023 5-year estimates. All states
Need a plumber in Hawaii?
Same-day service when a plumber is available. One call connects you with a licensed plumber who serves your ZIP.