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ContractorsRanked

Best Plumbers in Half Moon Bay, CA (2026)

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

The short answer

  1. 1

    Best overall in Half Moon Bay: Handy Plumbing Man, LLC, CR Score 64/100; 4.9★ from 1,314 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Discount Plumbing Rooter Services, posts 24/7 hours; ranked #2 of 420.

  3. 2

    Most-reviewed: Discount Plumbing Rooter Services, 2,670 Google reviews at 4.9★, the most of 420 ranked; ranked #2.

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

420 Half Moon Bay plumbers are ranked here by CR Score, from ten published factors. 170 are open 24/7, 313 open Saturdays and 245 open Sundays, based on posted hours. The median Google rating is 4.9★ across 420 rated businesses.

Top 10 plumbers in Half Moon Bay at a glance

Top 10 plumbers in Half Moon Bay at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Handy Plumbing Man, LLC644.9★ (1,314)San Carlos, 10 mi away24/7Overall
2Discount Plumbing Rooter Services644.9★ (2,670)Daly City, 16 mi away24/7Emergencies, Most reviews
3Caccia Home Services644.9★ (1,910)Burlingame, 10 mi awaySat · Sun · Evenings—
4Bell Plumbing634.9★ (658)San Carlos, 10 mi away24/7—
5Bayshore Plumbers634.9★ (880)Redwood City, 13 mi away24/7—
6Wizard Plumbing and Drain634.8★ (1,648)San Mateo, 9 mi awaySat · Sun · Evenings—
7ASAP Plumbing Pros625.0★ (251)Alameda, 10 mi away24/7—
8Water Heaters Only, Inc625.0★ (402)Redwood City, 13 mi away24/7—
9Roto-Rooter Plumbing & Water Cleanup624.8★ (1,239)East Palo Alto, 16 mi away24/7—
10SplashFix Plumbing625.0★ (375)South San Francisco, 13 mi away24/7—

The 420 best plumbers in Half Moon Bay, 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.

  1. Ranked #1 in Half Moon Bay

    #1 Handy Plumbing Man, LLC

    Based in San Carlos, 10 mi away

    64/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,314 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 1,314 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1011 American St, San Carlos, CA 94070
    View profile for Handy Plumbing Man, LLC(650) 899-6495

  3. #3 Caccia Home Services

    Based in Burlingame, 10 mi away

    64/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 1,910 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 1,910 Google reviews
    Hours
    Mon–Tue 8 AM–5 PM · Wed–Fri 8 AM–9 PM · Sat–Sun 10 AM–6 PM
    Address
    1660 Gilbreth Rd, Burlingame, CA 94010
    View profile for Caccia Home Services(650) 342-5363

  4. #4 Bell Plumbing

    Based in San Carlos, 10 mi away

    63/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.9★ from 658 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 658 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    611 Industrial Rd #8, San Carlos, CA 94070
    View profile for Bell Plumbing(650) 525-2273

  5. #5 Bayshore Plumbers

    Based in Redwood City, 13 mi away

    63/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 880 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 880 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3158 Rolison Rd, Redwood City, CA 94063
    View profile for Bayshore Plumbers(650) 523-7970

  10. #10 SplashFix Plumbing

    Based in South San Francisco, 13 mi away

    62/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 375 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 375 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    387 Newman Dr, South San Francisco, CA 94080
    View profile for SplashFix Plumbing(415) 223-5389

  15. #15 Roto-Rooter

    Based in Daly City, 15 mi away

    61/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.9★ from 407 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 407 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3840 Bayshore Blvd, Brisbane, CA 94005
    View profile for Roto-Rooter(415) 480-7073

  18. #18 Whistle Plumbing

    Based in Daly City, 13 mi away

    61/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 365 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 365 Google reviews
    Hours
    Mon–Sun 6 AM–11 PM
    Address
    158 Dennis Dr, Daly City, CA 94015
    View profile for Whistle Plumbing(650) 664-3139

  22. #22 Commando Plumbing

    Based in Menlo Park, 13 mi away

    60/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 150 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 150 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3521 Haven Ave, Menlo Park, CA 94025
    View profile for Commando Plumbing(650) 690-4868

  24. #24 Roto-Rooter

    Based in San Francisco, 19 mi away

    60/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.9★ from 391 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 391 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    60 29th St #428, San Francisco, CA 94110
    View profile for Roto-Rooter(415) 964-3302

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 420 ranked plumbers here; the rest are on their profiles.

plumbers in Half Moon Bay, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Bay Area Water Heaters, LLC604.8★ (51)6 mi
27Trinity Liquid Waste Services604.9★ (62)9 mi
28Fast Response Plumbing & Rooter605.0★ (90)13 mi
29Genteel Plumbers604.8★ (345)18 mi
30Roto-Rooter Plumbing & Water Cleanup604.8★ (947)10 mi
31Discount Plumbing & Rooter Co.604.8★ (88)10 mi
32J&K Emergency Plumbing Services604.9★ (55)9 mi
33Ace Plumbing & Rooter, Inc.604.9★ (931)21 mi
34Natan Plumbing595.0★ (59)11 mi
35Roto-Rooter Plumbing & Water Cleanup594.8★ (781)24 mi
36Pro Roto594.9★ (72)12 mi
37Pipex Plumbing594.9★ (105)15 mi
38All Pro Plumbing and Rooter594.6★ (93)10 mi
39Mr. Rooter Plumbing of San Francisco594.8★ (261)19 mi
40Smelly Mel's Plumbing Inc.594.8★ (239)12 mi
41Oro Pro Plumbing Inc.594.7★ (84)11 mi
42Rooter San Mateo Plumbing Service595.0★ (33)9 mi
43JK Plumbing594.9★ (110)10 mi
44Heise's Plumbing594.9★ (1,454)18 mi
45Ivan's Plumbers594.8★ (117)15 mi
46Elite Rooter594.8★ (429)11 mi
47Lemus Plumbing595.0★ (29)9 mi
48O'Grady Plumbing594.9★ (173)20 mi
49Big Blue Plumbing594.7★ (575)23 mi
50Plumbing Point, Inc.595.0★ (258)25 mi

Also serving Half Moon Bay

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 Half Moon Bay
BusinessGoogle ratingDistance
Aqua Stat Plumbing & Rooter, Inc4.8★ (24)7 mi
Ayala’s Plumbing Solutions5.0★ (2)16 mi
Cisneros & Sons Plumbing Inc.5.0★ (28)9 mi
City Wide Pro Plumbing5.0★ (2)13 mi
CPR Plumbing5.0★ (2)10 mi
Gafi Builders and Design, Inc.5.0★ (2)14 mi
Gonzalez RickIn Half Moon Bay
Half Moon Bay Guaranteed PlumbingIn Half Moon Bay
In & Out Plumbing and Construction4.6★ (119)13 mi
Kratzer Plumbing Abco Rooter5.0★ (2)8 mi
Miramar Plumbing IncIn Half Moon Bay
Payless Water Heaters and Tankless Water Heaters4.8★ (353)23 mi
Plumbing 1 builders5.0★ (2)16 mi
Plumbing Aaron Bernal Heights4.5★ (2)16 mi
Prestige Plumbing Solutions5.0★ (2)15 mi
Pumps & Works5.0★ (2)12 mi
Ron Williams Plumbing & Heating4.0★ (2)11 mi
Roto-Rooter Plumbing & Water Cleanup4.8★ (229)20 mi
Smiling Viking Plumbing5.0★ (2)14 mi
South Bay Water Filters5.0★ (2)15 mi

How much do plumbers cost in Half Moon Bay?

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

How much do plumbers cost in Half Moon Bay?
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 California

In California, Contractors State License Board (CSLB) licenses C-36 Plumbing contractor license.

Jobs of $1,000 or more in labor and materials (from January 1, 2025).

  1. Search the business name or license number on the Contractors State License Board (CSLB) 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 Half Moon Bay plumbers

We scored 420 Half Moon Bay 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 Half Moon Bay 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 Half Moon Bay: frequently asked questions

Who is the best plumber in Half Moon Bay?

By CR Score, the highest-ranked plumber in Half Moon Bay, CA is Handy Plumbing Man, LLC with a CR Score of 64/100. It has 4.9★ from 1,314 Google reviews. It is open 24/7. Discount Plumbing Rooter Services (#2) and Caccia Home Services (#3) follow. We ranked 420 plumbers on ten factors, last updated October 22, 2026.

How many plumbers are there in Half Moon Bay?

ContractorsRanked ranks 420 plumbers serving Half Moon Bay, CA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which plumbers in Half Moon Bay are open 24/7?

170 ranked plumbers in Half Moon Bay post 24/7 hours. The highest-ranked are Handy Plumbing Man, LLC (#1), Discount Plumbing Rooter Services (#2) and Bell Plumbing (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Half Moon Bay work on weekends?

313 of 420 ranked plumbers post Saturday hours and 245 post Sunday hours. The highest-ranked open Saturdays are Handy Plumbing Man, LLC (#1), Discount Plumbing Rooter Services (#2) and Caccia Home Services (#3). Posted hours are office hours; crews may book weekend jobs separately.

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

In California, Contractors State License Board (CSLB) handles licensing and covers C-36 Plumbing contractor license. Search the business or license number at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx. Jobs of $1,000 or more in labor and materials (from January 1, 2025).

How much does water heater replacement cost in Half Moon Bay?

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 Half Moon Bay. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Half Moon Bay plumbers have?

The median Google rating among 420 rated plumbers in Half Moon Bay is 4.9★, with a median of 26 reviews. Discount Plumbing Rooter Services has the most, 2,670 reviews, and ranks #2. 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 Half Moon Bay

  1. October 2026: CR Scores recalculated for 420 plumbers serving Half Moon Bay.
  2. October 2026: 7 duplicate listings merged.

More plumbers and Half Moon Bay pages

Other trades in Half Moon Bay