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ContractorsRanked

Best Plumbers in Brentwood, CA (2026)

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

The short answer

  1. 1

    Best overall in Brentwood: In Demand Plumbing, CR Score 64/100; 4.9★ from 1,464 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Roto-Rooter Plumbing & Water Cleanup, posts 24/7 hours; ranked #2 of 319.

  3. 48

    Most-reviewed: Service Champions, 4,721 Google reviews at 4.9★, the most of 319 ranked; ranked #48.

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

319 Brentwood plumbers are ranked here by CR Score, from ten published factors. 114 are open 24/7, 225 open Saturdays and 156 open Sundays, based on posted hours. The median Google rating is 4.9★ across 319 rated businesses.

Top 10 plumbers in Brentwood at a glance

Top 10 plumbers in Brentwood at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1In Demand Plumbing644.9★ (1,464)Antioch, 9 mi away24/7Overall
2Roto-Rooter Plumbing & Water Cleanup644.9★ (293)Brentwood24/7Emergencies
3Flow Pro Plumbing644.9★ (879)BrentwoodSat · Sun—
4Rooter Hero Plumbing & Air644.8★ (1,291)Antioch, 8 mi away24/7—
5Plumbing Care Inc624.9★ (1,948)San Ramon, 19 mi away24/7—
6Service Pros Plumbers, Inc.624.8★ (427)Antioch, 8 mi away24/7—
7Roto-Rooter Plumbing & Water Cleanup624.8★ (1,594)Livermore, 16 mi away24/7—
8Local Plumbing Service & Hydrojetting Repair624.9★ (61)Brentwood24/7—
9In Demand Plumbing615.0★ (280)BrentwoodSat—
10Roto-Rooter Plumbing & Water Cleanup614.9★ (1,175)Tracy, 20 mi away24/7—

The 319 best plumbers in Brentwood, 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.

  3. #3 Flow Pro Plumbing

    Based in Brentwood

    64/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 879 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 879 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 10 AM–6 PM · Sun 8 AM–6 PM
    Address
    103 Technology Ct Suite H, Brentwood, CA 94513
    View profile for Flow Pro Plumbing(925) 435-1081

  5. #5 Plumbing Care Inc

    Based in San Ramon, 19 mi away

    62/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,948 Google reviews, listed on Google as “Plumber”.

    • 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

  9. #9 In Demand Plumbing

    Based in Brentwood

    61/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 280 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 280 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 8 AM–4 PM · Sun closed
    Address
    2010 Elkins Way ste 112-6, Brentwood, CA 94513
    View profile for In Demand Plumbing(925) 297-5663

  11. #11 R.B. Travis

    Based in Livermore, 16 mi away

    61/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 824 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 824 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4935 Southfront Rd A, Livermore, CA 94551
    View profile for R.B. Travis(925) 369-5438

  14. #14 Almighty Plumbing

    Based in Antioch, 6 mi away

    60/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 330 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 330 Google reviews
    Hours
    Mon–Thu 6 AM–10 PM · Fri 6 AM–5 PM · Sat closed · Sun 2 PM–6 PM
    Address
    1309 Mokelumne Dr, Antioch, CA 94531
    View profile for Almighty Plumbing(925) 281-4861

  15. #15 Delta Pure Water

    Based in Brentwood

    60/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.9★ from 214 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 214 Google reviews
    Hours
    Mon–Fri 10 AM–6 PM · Sat 9 AM–5 PM · Sun closed
    Address
    41 Sand Creek Rd, Brentwood, CA 94513
    View profile for Delta Pure Water(925) 634-6658

  22. #22 Discount Plumbing

    Based in Stockton, 23 mi away

    59/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.8★ from 979 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 979 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    202 Val Dervin Pkwy, Stockton, CA 95206
    View profile for Discount Plumbing(209) 227-3113

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

plumbers in Brentwood, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26A1 Phoenix Plumbing594.9★ (801)11 mi
27URV Projects Plumbing Service595.0★ (248)20 mi
28Phast rooter & plumbing595.0★ (127)16 mi
29Mr. Ed's Plumbing & Rooter Service594.9★ (357)21 mi
30Reliable Water Heaters595.0★ (21)5 mi
31Jazz Heating, Air Conditioning and Plumbing594.9★ (3,438)20 mi
32Stewart Heating, Plumbing and Air Conditioning594.9★ (851)12 mi
33JNJ Rooter and Plumbing LLC595.0★ (261)16 mi
34Knights Plumbing and Drain594.9★ (588)19 mi
35Precision Plumbing & Contracting594.8★ (396)In Brentwood
36Barnett Plumbing & Water Heaters594.9★ (1,239)17 mi
37Mr. Rooter Plumbing of The Tri-Valley584.8★ (271)19 mi
38Water Heaters Only, Inc585.0★ (187)22 mi
39Knights Plumbing and Drain584.9★ (737)22 mi
40Oasis Plumber's Oakley584.9★ (83)5 mi
411st Antioch Plumbing Services585.0★ (16)7 mi
42JC SEWER & DRAIN PLUMBING LIC#845004584.9★ (443)21 mi
43Dollar Plumbing584.9★ (73)17 mi
44Pittsburg Pipe & Plumbing585.0★ (30)12 mi
45ROCKFORD PLUMBING LLC585.0★ (11)6 mi
46J&M Contra Costa Rooter and Plumbing574.8★ (101)18 mi
47Oak Plumbing575.0★ (80)20 mi
48Service Champions574.9★ (4,721)18 mi
49Otter Squad Plumbing & Drain Cleaning Company of Livermore, CA574.9★ (45)15 mi
50Benjamin Franklin Plumbing - Concord574.8★ (374)20 mi

Also serving Brentwood

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 Brentwood
BusinessGoogle ratingDistance
Accomplish Water Heater Service5.0★ (33)16 mi
American Plumbing3.9★ (60)9 mi
Americana Plumbing Solutions Inc5.0★ (37)19 mi
AR PLUMBING LLC5.0★ (2)16 mi
Barker Heating & Cooling4.8★ (1,930)15 mi
Class A Drain Plumbing & Rooter4.8★ (44)18 mi
Clear Water Mechanical Plumbing & Underground5.0★ (2)18 mi
Essential Engineering Plumbing & Rooter5.0★ (2)14 mi
Independent Leak Detection5.0★ (2)19 mi
Mr Drain Plumbing of Oakley3.0★ (2)5 mi
Plumbing Experts Inc.4.9★ (47)19 mi
Plumbing Walnut Creek3.0★ (2)20 mi
Prime Time Plumbing5.0★ (50)19 mi
Rooter-Man5.0★ (2)17 mi
Stanton Plumbing5.0★ (2)12 mi
The Plumbers Brothers And Rooter, Inc5.0★ (2)12 mi
V & G Builders5.0★ (2)15 mi
Voda Plumbing Inc3.0★ (2)16 mi
Water Heater Repair Team of Tracy CA5.0★ (2)19 mi
White Water Plumbing3.0★ (2)8 mi

How much do plumbers cost in Brentwood?

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

How much do plumbers cost in Brentwood?
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 Brentwood plumbers

We scored 319 Brentwood 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 Brentwood 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 Brentwood: frequently asked questions

Who is the best plumber in Brentwood?

By CR Score, the highest-ranked plumber in Brentwood, CA is In Demand Plumbing with a CR Score of 64/100. It has 4.9★ from 1,464 Google reviews. It is open 24/7. Roto-Rooter Plumbing & Water Cleanup (#2) and Flow Pro Plumbing (#3) follow. We ranked 319 plumbers on ten factors, last updated October 22, 2026.

How many plumbers are there in Brentwood?

ContractorsRanked ranks 319 plumbers serving Brentwood, CA. 8 of them are based in Brentwood; 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 Brentwood are open 24/7?

114 ranked plumbers in Brentwood post 24/7 hours. The highest-ranked are In Demand Plumbing (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Rooter Hero Plumbing & Air (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Brentwood work on weekends?

225 of 319 ranked plumbers post Saturday hours and 156 post Sunday hours. The highest-ranked open Saturdays are In Demand Plumbing (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Flow Pro Plumbing (#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 Brentwood?

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

What Google rating do Brentwood plumbers have?

The median Google rating among 319 rated plumbers in Brentwood is 4.9★, with a median of 22 reviews. Service Champions has the most, 4,721 reviews, and ranks #48. 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 Brentwood

  1. October 2026: CR Scores recalculated for 319 plumbers serving Brentwood.
  2. October 2026: 3 duplicate listings merged.

More plumbers and Brentwood pages

Other trades in Brentwood