--- title: Plumbers Costs in Honolulu: What Projects Cost url: https://projectgallerylocal.com/guides/plumbers-cost-honolulu/ updated: 2026-11-01 --- Skip to content [**ProjectGallery** Local](https://projectgallerylocal.com/) - [Projects](https://projectgallerylocal.com/) - [How it works](https://projectgallerylocal.com/methodology/) [Add your project](https://projectgallerylocal.com/claim/) 1. [Home](https://projectgallerylocal.com/) 2. [Hawaii](https://projectgallerylocal.com/hawaii/) 3. [Honolulu](https://projectgallerylocal.com/honolulu/) 4. [Plumbers](https://projectgallerylocal.com/honolulu/plumbers/) 5. Cost guide Buying guide · Honolulu # Plumbers costs in Honolulu What shapes the price of plumbers in Honolulu, what to ask before you sign, and the 5 local businesses whose work and record you can compare. Updated November 1, 2026 [How projects get here](https://projectgallerylocal.com/methodology/) ## The guide ## Why two similar projects cost different amounts Two jobs can look alike in a photo and be far apart in price. The difference is usually in the materials, the size, how hard the site is to reach, the permits involved and everything else in the frame. ## Use projects to get comparable quotes Save the projects you like and send the links with your request. Ask each business what a similar project of theirs cost and what that price included, so you compare like with like. ## What the record says about local businesses We compared 5 businesses for plumbers in Honolulu. The 5 on our list are rated between 4.3 and 4.8 stars. Ask each for a written quote that lists materials, permits, clean-up and the warranty. ## Questions to ask before you sign - Did you design this project, or build someone else's design? - What exactly does the price include, and what would change it? - Who pulls the permit, and can I see it before work starts? - Can I speak to the owner of a project like mine? - What does the warranty cover, and what voids it? [See plumbers projects in Honolulu](https://projectgallerylocal.com/honolulu/plumbers/) ## Businesses in Honolulu Ordered by our published score of their public record. [Allens Plumbing](https://projectgallerylocal.com/business/g-5f49d9c5d12e7e2e/) ★ 4.6 (248 (2021)) [Roto-Rooter Plumbing & Water Cleanup](https://projectgallerylocal.com/business/g-1b2b2887db3e3fce/) ★ 4.8 (1058 (2021)) [Steve's Plumbing Service Inc - Oahu](https://projectgallerylocal.com/business/g-dc49617e4e082fd4/) ★ 4.8 (958 (2021)) [Emergency Plumbing & Solar](https://projectgallerylocal.com/business/g-696fc64a642b1133/) ★ 4.4 (147 (2021)) [Waialae Plumbing & Construction](https://projectgallerylocal.com/business/g-6d6821317ea76a08/) ★ 4.3 (18 (2021)) Local facts ## Honolulu by the public numbers What public records say about the area. Use it next to the quotes you get. - 5,639 People per square mile [Calculated from U.S. Census Bureau 2025 estimates and Gazetteer land area](https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html) · 2025 - 60.6 sq mi Land area [U.S. Census Bureau, 2025 Gazetteer files](https://www.census.gov/geographies/reference-files/time-series/geo/gazetteer-files.html) · 2025 - 341,868 Honolulu residents [U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025)](https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html) · July 1, 2025 - -2.6% Population change since 2020. from 350,993 (April 2020 base) [U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025)](https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html) · 2020–2025 Public sources, checked November 1, 2026. “Sample” figures are illustrative. ## Cost questions answered ### How is the top 5 ranking of plumbers in Honolulu calculated? Each business gets a score from its rating, review volume, recent reviews, years in business, profile completeness and record checks. The highest scores make the list. We compared 5 plumbers for Honolulu. Paid placements never change the order. ### Which of these plumbers in Honolulu has the best reviews? Roto-Rooter Plumbing & Water Cleanup has a 4.8 rating from 1058 (2021) (2021) public reviews, the highest on this page. ### Are these plumbers licensed? 5 of the 5 businesses here had their state license checked against public records. Each profile shows the source and the date of the check. ### How many quotes should I get for plumbers in Honolulu? Get at least three. Use the quote form on this page: only the businesses you tick receive your request. ## Do plumbers work in Honolulu? Add your projects for free. Homeowners reading this guide can see your work and ask you for a quote. [Add your project](https://projectgallerylocal.com/claim/) **ProjectGallery** Local Find the work you like, then find who built it. Projects are shown only with the builder's name and the rights on file. ## Browse - [All projects](https://projectgallerylocal.com/) - [Request quotes](https://projectgallerylocal.com/quote/) ## Trust - [How projects get here](https://projectgallerylocal.com/methodology/) - [How we make money](https://projectgallerylocal.com/how-we-make-money/) - [Corrections](https://projectgallerylocal.com/corrections/) - [About us](https://projectgallerylocal.com/about/) ## More - [Contact](https://projectgallerylocal.com/contact/) - [Data sources](https://projectgallerylocal.com/data-sources/) - [Privacy](https://projectgallerylocal.com/privacy/) - [Terms](https://projectgallerylocal.com/terms/) - [Add your project](https://projectgallerylocal.com/claim/) Sponsored projects are labelled and never change the order of the gallery or the builder lists. Ratings and review counts come from public sources. Updated November 1, 2026 · © 2026 ProjectGallery Local