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ContractorsRanked

Best Plumbers in Waimanalo, HI (2026)

55 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Waimanalo: Steve’s Plumbing & A/C Service, CR Score 65/100; 4.8★ from 4,823 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): A-1 Budget Plumbing, posts 24/7 hours; ranked #2 of 55.

  3. 2

    Most-reviewed: A-1 Budget Plumbing, 2,907 Google reviews at 4.9★, the most of 55 ranked after Steve’s Plumbing & A/C Service; ranked #2.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

55 Waimanalo plumbers are ranked here by CR Score, from ten published factors. 22 are open 24/7, 34 open Saturdays and 29 open Sundays, based on posted hours. The median Google rating is 4.9★ across 55 rated businesses.

Top 10 plumbers in Waimanalo at a glance

Top 10 plumbers in Waimanalo at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Steve’s Plumbing & A/C Service654.8★ (4,823)Pearl City, 12 mi away24/7Overall
2A-1 Budget Plumbing654.9★ (2,907)Kaneohe, 11 mi away24/7Emergencies, Most reviews
3Roto-Rooter Plumbing & Water Cleanup634.8★ (2,138)Honolulu, 12 mi away24/7—
4535 Plumbing LLC614.9★ (612)Honolulu, 10 mi awaySat · Sun—
5All Aloha Plumbing and Drain Cleaning Oahu614.8★ (1,099)Waipahu, 19 mi away24/7—
6Roto-Rooter Plumbing & Water Cleanup614.9★ (1,483)Kapolei, 24 mi away24/7—
7P & S Plumbing Honolulu605.0★ (120)Honolulu, 10 mi away24/7—
8Allens Plumbing604.7★ (912)Honolulu, 10 mi awaySat · Sun—
9Malama Drains “Rooter & Drain Cleaning”605.0★ (43)Kaneohe, 6 mi away24/7—
10Emergency Plumbing & Solar594.6★ (547)Pearl City, 17 mi away24/7—

The 55 best plumbers in Waimanalo, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  4. #4 535 Plumbing LLC

    Based in Honolulu, 10 mi away

    61/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.9★ from 612 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 612 Google reviews
    Hours
    Mon–Sun 8 AM–4:30 PM
    Address
    1130 N Nimitz Hwy Suite B-180, Honolulu, HI 96817
    View profile for 535 Plumbing LLC(808) 300-0535

  8. #8 Allens Plumbing

    Based in Honolulu, 10 mi away

    60/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.7★ from 912 Google reviews, listed on Google as “Plumber”.

    • 4.7★ from 912 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat–Sun 8 AM–6 PM
    Address
    401 Puuhale Rd, Honolulu, HI 96819
    View profile for Allens Plumbing(808) 599-5511

  14. #14 United Drain Techs

    Based in Kapolei, 19 mi away

    55/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.7★ from 43 Google reviews, listed on Google as “Plumber”.

    • 4.7★ from 43 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    91-1075 Polea St, Ewa Beach, HI 96706
    View profile for United Drain Techs(808) 450-8922

  15. #15 1-Tom-Plumber

    Based in Schofield Barracks, 22 mi away

    55/100CR Score

    Ranked #15 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 29 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    321 N Cane St Unit F, Wahiawa, HI 96786
    View profile for 1-Tom-Plumber(808) 562-3956

  16. #16 Prestige Plumbing LLC

    Based in Kaneohe, 6 mi away

    55/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 56 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 56 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    45-558 Kamehameha Hwy B4, Kaneohe, HI 96744
    View profile for Prestige Plumbing LLC(808) 374-4298

  21. #21 Furuta Plumbing

    Based in Kapolei, 15 mi away

    53/100CR Score

    Ranked #21 because of its Google rating and trade focus: 3.4★ from 33 Google reviews, listed on Google as “Plumber”.

    • 3.4★ from 33 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    98-023 Hekaha St #11, Aiea, HI 96701
    View profile for Furuta Plumbing(808) 546-0940

  23. #23 360 PLUMBING

    Based in Kaneohe, 18 mi away

    53/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 4 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for 360 PLUMBING(808) 501-7447

  25. #25 Full Service Plumbing

    Based in Kaneohe, 7 mi away

    53/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.7★ from 25 Google reviews, listed on Google as “Plumber”.

    • 4.7★ from 25 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    45-108 William Henry Rd, Kaneohe, HI 96744
    View profile for Full Service Plumbing(808) 341-3814

Plumbers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 55 ranked plumbers here; the rest are on their profiles.

plumbers in Waimanalo, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Aloha Aina Plumbing535.0★ (3)18 mi
27Pro Pacific Plumbing534.0★ (9)20 mi
28JGR Plumbing LLC535.0★ (22)9 mi
29Point Plumbing525.0★ (8)5 mi
30Accurate Plumbing & Repairs525.0★ (9)6 mi
31Samurai Plumbing LLC525.0★ (5)18 mi
32TJ Plumbing523.5★ (4)9 mi
33Sage Plumbing, LLC.513.5★ (8)23 mi
34Pipeline Repair Co514.7★ (17)18 mi
35Hirayama Plumbing & Repair Services514.6★ (8)16 mi
36Colburn Plumbing LLC515.0★ (3)12 mi
37CJ Plumbing514.9★ (44)19 mi
38Menehune Water Company513.9★ (295)12 mi
39Ali'i Plumbing LLC503.3★ (6)6 mi
40Rayco Plumbing504.2★ (6)18 mi
41Alpha Plumbing Services505.0★ (4)19 mi
42B&J Plumbing494.0★ (4)18 mi
43Mana Plumbing LLC495.0★ (10)18 mi
44Gordon Mechanical Llc493.9★ (7)20 mi
45Plumbing Works Llc493.7★ (3)18 mi
46Hawaii Plumbing Group493.0★ (6)12 mi
47Performance Plumbing494.9★ (14)21 mi
48Neng Win Builder Ltd484.6★ (9)9 mi
49Hi-Tech Plumbing Corporation483.5★ (4)24 mi
50Aina 1 Plumbing474.2★ (5)19 mi

Also serving Waimanalo

20 more plumbers within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked plumbers serving Waimanalo
BusinessGoogle ratingDistance
a-plus drain services llc5.0★ (2)15 mi
Action Plumbing1.0★ (5)23 mi
Alco Mechanical Inc5.0★ (1)10 mi
Billy's Plumbing1.0★ (1)18 mi
Bubbles Drain Cleaning & Plumbing Repair LLC5.0★ (2)25 mi
Byron's Plumbing5.0★ (1)10 mi
Drain Brain Inc5.0★ (2)19 mi
EastSide Innovations L.L.C.5.0★ (2)6 mi
Focus Plumbing LLC5.0★ (2)18 mi
Full Service Plumbing5.0★ (1)18 mi
Insituform Technologies Inc3.0★ (2)24 mi
Kama Hele Plumbing & Gas5.0★ (1)8 mi
Okano's Plumbing5.0★ (1)13 mi
Plumbing kings Hawaii llc5.0★ (1)18 mi
Price Plumbing LLC5.0★ (2)4 mi
Price Plumbing LLC3.0★ (1)18 mi
Regent Plumbing Inc5.0★ (1)19 mi
RGL HANDYMAN SVC.-LLC5.0★ (1)2 mi
RM Nakamura Plumbing & Mechanical Contractors, Inc4.5★ (2)18 mi
Scott's Plumbing5.0★ (2)2 mi

How much do plumbers cost in Waimanalo?

National price ranges in USD, not adjusted for Waimanalo. Each row names its basis and the month we checked it.

How much do plumbers cost in Waimanalo?
JobLowTypicalHighBasisChecked
Water heater replacement$882$1,348$1,826Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026

How to check a plumber's license in Hawaii

In Hawaii, Hawaii Contractors License Board (DCCA) licenses C-37 plumbing specialty contractor license (plumbers are licensed by the Board of Electricians and Plumbers).

  1. Search the business name or license number on the Hawaii Contractors License Board (DCCA) license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

How we ranked Waimanalo plumbers

We scored 55 Waimanalo plumbers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Waimanalo data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Plumbers in Waimanalo: frequently asked questions

Who is the best plumber in Waimanalo?

By CR Score, the highest-ranked plumber in Waimanalo, HI is Steve’s Plumbing & A/C Service with a CR Score of 65/100. It has 4.8★ from 4,823 Google reviews. It is open 24/7. A-1 Budget Plumbing (#2) and Roto-Rooter Plumbing & Water Cleanup (#3) follow. We ranked 55 plumbers on ten factors, last updated October 22, 2026.

How many plumbers are there in Waimanalo?

ContractorsRanked ranks 55 plumbers serving Waimanalo, HI. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which plumbers in Waimanalo are open 24/7?

22 ranked plumbers in Waimanalo post 24/7 hours. The highest-ranked are Steve’s Plumbing & A/C Service (#1), A-1 Budget Plumbing (#2) and Roto-Rooter Plumbing & Water Cleanup (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Waimanalo work on weekends?

34 of 55 ranked plumbers post Saturday hours and 29 post Sunday hours. The highest-ranked open Saturdays are Steve’s Plumbing & A/C Service (#1), A-1 Budget Plumbing (#2) and Roto-Rooter Plumbing & Water Cleanup (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check a plumber's license in Hawaii?

In Hawaii, Hawaii Contractors License Board (DCCA) handles licensing and covers C-37 plumbing specialty contractor license (plumbers are licensed by the Board of Electricians and Plumbers). Search the business or license number at https://mypvl.dcca.hawaii.gov/public-license-search/.

How much does water heater replacement cost in Waimanalo?

Water heater replacement typically costs $882 to $1,826, with $1,348 typical (Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Waimanalo. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Waimanalo plumbers have?

The median Google rating among 55 rated plumbers in Waimanalo is 4.9★, with a median of 10 reviews. Steve’s Plumbing & A/C Service has the most, 4,823 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank plumbers?

Each plumber gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Waimanalo

  1. October 2026: CR Scores recalculated for 55 plumbers serving Waimanalo.

More plumbers and Waimanalo pages

Other trades in Waimanalo