Skip to content
ContractorsRanked

Best Plumbers in Hayward, CA (2026)

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

The short answer

  1. 1

    Best overall in Hayward: Water Heaters Only, Inc, CR Score 93/100; 4.9★ from 531 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Plumbing Care Inc, posts 24/7 hours; ranked #2 of 838.

  3. 22

    Most-reviewed: Jazz Heating, Air Conditioning and Plumbing, 3,438 Google reviews at 4.9★, the most of 838 ranked; ranked #22.

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

838 Hayward plumbers are ranked here by CR Score, from 8 published factors. 319 are open 24/7, 605 open Saturdays and 452 open Sundays, based on posted hours. The median Google rating is 4.9★ across 838 rated businesses.

Top 10 plumbers in Hayward at a glance

Top 10 plumbers in Hayward at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Water Heaters Only, Inc934.9★ (531)Hayward24/7Overall
2Plumbing Care Inc924.9★ (1,948)San Ramon, 9 mi away24/7Emergencies
3Mr. Rooter Plumbing of The Oakland-Berkeley Area924.9★ (1,283)Oakland, 8 mi away24/7—
4Monarch Plumbing and Rooter Inc924.9★ (248)Hayward24/7—
5Roto-Rooter Plumbing & Water Cleanup914.8★ (229)Hayward24/7—
6Handy Plumbing Man, LLC904.9★ (1,314)San Carlos, 15 mi away24/7—
7CastleWorks Water Heaters904.9★ (453)Dublin, 10 mi away24/7—
8Bayshore Plumbers904.9★ (880)Redwood City, 14 mi away24/7—
9Discount Plumbing Rooter Services904.9★ (2,670)Daly City, 21 mi away24/7—
10Michael Gardner Plumbing905.0★ (94)San Lorenzo, 4 mi away24/7—

The 838 best plumbers in Hayward, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 Plumbing Care Inc

    Based in San Ramon, 9 mi away

    92/100CR Score

    Ranked #2 because of its Google rating and availability: 4.9★ from 1,948 Google reviews, open 24/7.

    • 4.9★ from 1,948 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2415 San Ramon Valley Blvd UNIT 312, San Ramon, CA 94583
    View profile for Plumbing Care Inc(925) 255-6352

  8. #8 Bayshore Plumbers

    Based in Redwood City, 14 mi away

    90/100CR Score

    Ranked #8 because of its Google rating and availability: 4.9★ from 880 Google reviews, open 24/7.

    • 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

  15. #15 Bell Plumbing

    Based in San Carlos, 15 mi away

    89/100CR Score

    Ranked #15 because of its Google rating and availability: 4.9★ from 658 Google reviews, open 24/7.

    • 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

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

plumbers in Hayward, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Mr. Rooter Plumbing of Hayward884.9★ (37)In Hayward
27Roto-Rooter Plumbing & Water Cleanup884.9★ (222)11 mi
28Roto-Rooter Plumbing & Water Cleanup885.0★ (191)13 mi
29Roto-Rooter Plumbing & Water Cleanup884.8★ (1,594)20 mi
30Roto-Rooter Plumbing & Water Cleanup885.0★ (510)5 mi
31Water Shield Leak Detection885.0★ (28)In Hayward
32In Demand Plumbing884.9★ (1,464)24 mi
33Water Heater Specialists, Inc.884.9★ (233)In Hayward
34Discount Plumbing San Francisco885.0★ (465)20 mi
35Service Pros Plumbers, Inc.885.0★ (499)21 mi
36Water Heaters Only, Inc885.0★ (514)21 mi
37Bell Brothers Plumbing Heating & Air - Hayward884.7★ (863)In Hayward
38Roto-Rooter884.9★ (407)17 mi
39Shoreway Plumbing, Inc.884.9★ (253)14 mi
40Big Blue Plumbing884.7★ (575)13 mi
41Hayward Plumber By Friendly Plumbers884.5★ (120)In Hayward
42Mike Counsil Plumbing and Rooter884.8★ (1,482)22 mi
43All Hayward Plumbing, Drain & Sewer Co.885.0★ (43)In Hayward
44R.B. Travis884.8★ (824)19 mi
45SplashFix Plumbing885.0★ (375)20 mi
46URV Projects Plumbing Service884.9★ (183)13 mi
47Drain Doctor874.9★ (875)23 mi
4824/7 Rooter & Plumbing874.7★ (848)17 mi
49Advanced Plumbing & Drain874.9★ (666)22 mi
50Big Smile Plumbing875.0★ (91)12 mi

Also serving Hayward

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 Hayward
BusinessGoogle ratingDistance
Airborne Plumbing5.0★ (2)In Hayward
Alkaline PlumbingIn Hayward
ASAP Plumbing & Water Heater4.0★ (1)In Hayward
ASAP Plumbing & Water Heater1.0★ (2)2 mi
Brenes Plumbing5.0★ (1)In Hayward
Buckley Plumbing & Engineering4.0★ (1)In Hayward
Chris' Plumbing, Inc.5.0★ (1)In Hayward
Garzac Plumbing5.0★ (1)In Hayward
JNJ Rooter and Plumbing LLC5.0★ (261)17 mi
mtz plumbing inc5.0★ (2)In Hayward
Next Plumbing & HeatingIn Hayward
Pegasso Plumbing5.0★ (1)In Hayward
Plumbing 1 Builder's IncIn Hayward
Plumbing The Bay4.7★ (148)In Hayward
Rooter Tec Plumbing and Drain5.0★ (2)In Hayward
Service Hero Plumbing & Air4.5★ (1,252)In Hayward
simply plumbing and rooter5.0★ (1)In Hayward
Total Works General Contractors5.0★ (2)7 mi
Water Heaters Only5.0★ (2)In Hayward
Water Works Plumbing Co. Inc.5.0★ (2)6 mi

How much do plumbers cost in Hayward?

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

How much do plumbers cost in Hayward?
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 Hayward plumbers

We scored 838 Hayward plumbers on 8 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. Unknown factors are left out of the score, 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 Hayward data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Plumbers in Hayward: frequently asked questions

Who is the best plumber in Hayward?

By CR Score, the highest-ranked plumber in Hayward, CA is Water Heaters Only, Inc with a CR Score of 93/100. It has 4.9★ from 531 Google reviews. It is open 24/7. Plumbing Care Inc (#2) and Mr. Rooter Plumbing of The Oakland-Berkeley Area (#3) follow. We ranked 838 plumbers on 8 factors, last updated October 22, 2026.

How many plumbers are there in Hayward?

ContractorsRanked ranks 838 plumbers serving Hayward, CA. 13 of them are based in Hayward; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which plumbers in Hayward are open 24/7?

319 ranked plumbers in Hayward post 24/7 hours. The highest-ranked are Water Heaters Only, Inc (#1), Plumbing Care Inc (#2) and Mr. Rooter Plumbing of The Oakland-Berkeley Area (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Hayward work on weekends?

605 of 838 ranked plumbers post Saturday hours and 452 post Sunday hours. The highest-ranked open Saturdays are Water Heaters Only, Inc (#1), Plumbing Care Inc (#2) and Mr. Rooter Plumbing of The Oakland-Berkeley Area (#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 Hayward?

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

What Google rating do Hayward plumbers have?

The median Google rating among 838 rated plumbers in Hayward is 4.9★, with a median of 23 reviews. Jazz Heating, Air Conditioning and Plumbing has the most, 3,438 reviews, and ranks #22. 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 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Hayward

  1. October 2026: CR Scores recalculated for 838 plumbers serving Hayward.
  2. October 2026: 12 duplicate listings merged.

More plumbers and Hayward pages

Other trades in Hayward