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ContractorsRanked

Best Plumbers in Danville, CA (2026)

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

The short answer

  1. 1

    Best overall in Danville: Plumbing Care Inc, CR Score 94/100; 4.9★ from 1,948 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): In Demand Plumbing, posts 24/7 hours; ranked #2 of 641.

  3. 48

    Most-reviewed: Service Champions, 5,220 Google reviews at 4.9★, the most of 641 ranked; ranked #48.

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

641 Danville plumbers are ranked here by CR Score, from 8 published factors. 224 are open 24/7, 438 open Saturdays and 306 open Sundays, based on posted hours. The median Google rating is 4.9★ across 641 rated businesses.

Top 10 plumbers in Danville at a glance

Top 10 plumbers in Danville at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Plumbing Care Inc944.9★ (1,948)San Ramon, 3 mi away24/7Overall
2In Demand Plumbing914.9★ (1,464)Antioch, 13 mi away24/7Emergencies
3URV Projects Plumbing Service914.9★ (183)Danville24/7—
4Mr. Rooter Plumbing of The Oakland-Berkeley Area914.9★ (1,283)Oakland, 12 mi away24/7—
5Roto-Rooter Plumbing & Water Cleanup914.9★ (339)San Ramon, 5 mi away24/7—
6Service Pros Plumbers, Inc.915.0★ (499)Concord, 11 mi away24/7—
7Water Heaters Only, Inc915.0★ (514)Concord, 11 mi away24/7—
8CastleWorks Water Heaters904.9★ (453)Dublin, 9 mi away24/7—
9Bay Area Plumbing BAP Inc.895.0★ (244)Concord, 11 mi away24/7—
10Rooter Hero Plumbing & Air of Martinez894.8★ (1,092)Martinez, 15 mi away24/7—

The 641 best plumbers in Danville, 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.

  1. Ranked #1 in Danville

    #1 Plumbing Care Inc

    Based in San Ramon, 3 mi away

    94/100CR Score

    Ranked #1 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

  20. #20 R.B. Travis

    Based in Livermore, 17 mi away

    88/100CR Score

    Ranked #20 because of its Google rating and availability: 4.8★ from 824 Google reviews, open 24/7.

    • 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

  22. #22 Oak Plumbing

    Based in Pleasant Hill, 9 mi away

    88/100CR Score

    Ranked #22 because of its Google rating and availability: 5.0★ from 80 Google reviews, open 24/7.

    • 5.0★ from 80 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3478 Buskirk Ave Suite 49, Pleasant Hill, CA 94523
    View profile for Oak Plumbing(925) 230-4324

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

plumbers in Danville, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Service Pros Plumbers, Inc.874.8★ (427)16 mi
27Big Blue Plumbing874.7★ (575)15 mi
28Big Smile Plumbing875.0★ (91)13 mi
29Dollar Plumbing874.9★ (73)9 mi
30Michael Gardner Plumbing875.0★ (94)13 mi
31Accomplish Water Heater Service875.0★ (33)6 mi
32Cruz & Companies874.9★ (56)8 mi
33Discount Plumbing San Francisco875.0★ (465)25 mi
34Pipe Spy, Inc.874.9★ (182)15 mi
35Roto-Rooter Plumbing & Water Cleanup874.9★ (293)18 mi
36Roto-Rooter Plumbing & Water Cleanup874.8★ (229)15 mi
37Advanced Plumbing & Drain874.9★ (666)25 mi
38Fito Plumbers Inc.874.8★ (98)10 mi
39Plumbing Experts Inc.874.9★ (47)8 mi
40Galaxy Rooter Plumbing865.0★ (16)3 mi
41Roto-Rooter Plumbing & Water Cleanup864.8★ (2,560)15 mi
42Hopper Plumbing865.0★ (22)In Danville
43Roto-Rooter Plumbing & Water Cleanup864.9★ (222)19 mi
44Payless Water Heaters and Tankless Water Heaters864.8★ (353)20 mi
4524/7 Rooter & Plumbing864.7★ (848)22 mi
46Roto-Rooter864.9★ (391)24 mi
47Roto-Rooter864.9★ (407)24 mi
48Service Champions864.9★ (5,220)14 mi
49Plumbing Care864.8★ (93)In Danville
50Albert Nahman Plumbing, Heating, and Cooling864.7★ (3,311)15 mi

Also serving Danville

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 Danville
BusinessGoogle ratingDistance
Allen & Sons Plumbing4.8★ (137)10 mi
Aqua Clear Plumbing5.0★ (2)11 mi
ASAP Plumbing & Water Heater1.0★ (2)10 mi
Bay Leak Detection5.0★ (2)2 mi
Big Brothers Plumbing Inc5.0★ (150)14 mi
Calimo Plumbing Solutions5.0★ (2)11 mi
Clear Water Mechanical Plumbing & Underground5.0★ (2)4 mi
East Bay Gas LinesIn Danville
H C Jensen Plumbing Inc5.0★ (1)In Danville
MG Bay Area Construction5.0★ (2)8 mi
Octopus Handyman5.0★ (2)4 mi
Plumbing 24 HourIn Danville
Plumbing Walnut Creek3.0★ (2)6 mi
Rooter-Man5.0★ (2)5 mi
Sierra Crest Construction & DevelopersIn Danville
Stanton Plumbing5.0★ (2)9 mi
The Plumbers Brothers And Rooter, Inc5.0★ (2)9 mi
Voda Plumbing Inc3.0★ (2)6 mi
Water Heaters Only IncIn Danville
Water Works Plumbing Co. Inc.5.0★ (2)6 mi

How much do plumbers cost in Danville?

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

How much do plumbers cost in Danville?
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 Danville plumbers

We scored 641 Danville 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 Danville 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 Danville: frequently asked questions

Who is the best plumber in Danville?

By CR Score, the highest-ranked plumber in Danville, CA is Plumbing Care Inc with a CR Score of 94/100. It has 4.9★ from 1,948 Google reviews. It is open 24/7. In Demand Plumbing (#2) and URV Projects Plumbing Service (#3) follow. We ranked 641 plumbers on 8 factors, last updated October 22, 2026.

How many plumbers are there in Danville?

ContractorsRanked ranks 641 plumbers serving Danville, CA. 3 of them are based in Danville; 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 Danville are open 24/7?

224 ranked plumbers in Danville post 24/7 hours. The highest-ranked are Plumbing Care Inc (#1), In Demand Plumbing (#2) and URV Projects Plumbing Service (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Danville work on weekends?

438 of 641 ranked plumbers post Saturday hours and 306 post Sunday hours. The highest-ranked open Saturdays are Plumbing Care Inc (#1), In Demand Plumbing (#2) and URV Projects Plumbing Service (#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 Danville?

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

What Google rating do Danville plumbers have?

The median Google rating among 641 rated plumbers in Danville is 4.9★, with a median of 20 reviews. Service Champions has the most, 5,220 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 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 Danville

  1. October 2026: CR Scores recalculated for 641 plumbers serving Danville.
  2. October 2026: 10 duplicate listings merged.

More plumbers and Danville pages

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