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ContractorsRanked

Best Plumbers in Alhambra, CA (2026)

1,858 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Alhambra: Merry Plumbing, CR Score 93/100; 5.0★ from 652 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 1,858.

  3. 35

    Most-reviewed: Barker and Sons Plumbing & Rooter, 3,896 Google reviews at 4.8★, the most of 1,858 ranked; ranked #35.

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

1,858 Alhambra plumbers are ranked here by CR Score, from 8 published factors. 981 are open 24/7, 1,530 open Saturdays and 1,230 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,858 rated businesses.

Top 10 plumbers in Alhambra at a glance

Top 10 plumbers in Alhambra at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Merry Plumbing935.0★ (652)San Marino, 2 mi away24/7Overall
2Roto-Rooter Plumbing & Water Cleanup934.8★ (1,128)Alhambra24/7Emergencies
3Western Rooter & Plumbing924.9★ (1,562)Arcadia, 7 mi away24/7—
4Roto-Rooter Plumbing & Water Cleanup924.9★ (736)Pasadena, 4 mi away24/7—
5Roto-Rooter Plumbing & Water Cleanup914.9★ (682)Glendale, 8 mi away24/7—
6Saul's Plumbing915.0★ (112)Alhambra24/7—
7Drainflow Solutions & Plumbing905.0★ (276)Duarte, 8 mi away24/7—
8Roto-Rooter Plumbing & Water Cleanup904.9★ (417)Commerce, 8 mi away24/7—
9High Speed Rooter & Plumbing904.8★ (362)El Monte, 5 mi away24/7—
10John's Plumbing & Drain Services904.9★ (383)Los Angeles, 8 mi away24/7—

The 1,858 best plumbers in Alhambra, 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 Alhambra

    #1 Merry Plumbing

    Based in San Marino, 2 mi away

    93/100CR Score

    Ranked #1 because of its Google rating and availability: 5.0★ from 652 Google reviews, open 24/7.

    • 5.0★ from 652 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1465 San Marino Ave, San Marino, CA 91108
    View profile for Merry Plumbing(626) 414-5583

  16. #16 Service Squad

    Based in Pasadena, 4 mi away

    89/100CR Score

    Ranked #16 because of its Google rating and availability: 4.9★ from 131 Google reviews, open 24/7.

    • 4.9★ from 131 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    680 E Colorado Blvd Suite 180, Pasadena, CA 91101
    View profile for Service Squad(626) 624-4288

  21. #21 R.G.Plumbing

    Based in Florence-Graham, 6 mi away

    89/100CR Score

    Ranked #21 because of its Google rating and availability: 5.0★ from 123 Google reviews, open 24/7.

    • 5.0★ from 123 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for R.G.Plumbing(323) 578-5762

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 1,858 ranked plumbers here; the rest are on their profiles.

plumbers in Alhambra, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Plumber San Gabriel Pros895.0★ (43)In Alhambra
27Mr Drain Saver Plumbing & Rooter.895.0★ (58)3 mi
28Olson Superior Plumbing Santa Fe Springs894.9★ (272)10 mi
29Roto-Rooter Plumbing & Water Cleanup894.8★ (940)14 mi
30The Pro Plumbing894.9★ (48)In Alhambra
3124/7 Rooter Service🔧895.0★ (130)9 mi
32Monkey Wrench Plumbing, Heating, Air & Electric894.8★ (464)11 mi
33Dymek's Freedom Plumbing, Inc895.0★ (1,063)22 mi
34Rooter Hero Plumbing & Air of San Gabriel Valley894.9★ (926)18 mi
35Barker and Sons Plumbing & Rooter884.8★ (3,896)23 mi
36Flood Brothers Plumbing884.8★ (1,036)16 mi
37JB Plumbing and Rooter884.8★ (55)In Alhambra
38Plumber Alhambra885.0★ (33)In Alhambra
39Mr. Rooter Plumbing of South San Gabriel884.8★ (123)4 mi
40Rooter Hero Plumbing & Air884.9★ (1,637)22 mi
41Rooter Hero Plumbing & Air of Los Angeles884.8★ (1,243)17 mi
42Drain Great Plumbing Services885.0★ (94)8 mi
43Agent Rooter Plumbing885.0★ (196)14 mi
44Casey & Sons Plumbing & Electric884.9★ (99)7 mi
45Nolasco Plumbing, Inc.885.0★ (89)8 mi
46Roto-Rooter Plumbing & Water Cleanup884.9★ (375)15 mi
47I Love Sewers Rooter And Plumbing Sewer Specialties Inc884.9★ (200)12 mi
48New Generation Plumbing884.7★ (143)4 mi
49Professional Plumbing Services Inc.884.9★ (133)9 mi
50Roto-Rooter Plumbing & Water Cleanup884.8★ (860)17 mi

Also serving Alhambra

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 Alhambra
BusinessGoogle ratingDistance
AAA Plumbing USA5.0★ (2)5 mi
Abe's Handyman and Plumbing1.0★ (1)In Alhambra
Ace Emergency PlumberIn Alhambra
Cali-fast plumbing inc.In Alhambra
Drainiacs Sewer and Drain4.8★ (295)12 mi
Dynamite Plumbing5.0★ (2)2 mi
First Choice Plumbing & Drain AlhambraIn Alhambra
Handyman Service AEs5.0★ (1)In Alhambra
Hydro Backflow5.0★ (2)5 mi
Jose Cruz Plumbing Heating Electrical5.0★ (2)4 mi
JW Plumbing, Heating and Air4.8★ (2,541)8 mi
KC Lighthouse plumbing and rooterIn Alhambra
Leo Plumbing Services5.0★ (2)5 mi
Los Plumbers Inc3.0★ (2)6 mi
Lue Plumbing & Alhambra BackflowIn Alhambra
Mora Rooter5.0★ (2)6 mi
Plumbing and Electric3.0★ (2)In Alhambra
Power Plumbing4.8★ (551)14 mi
Pre Cast Drain Box5.0★ (2)2 mi
The Sewer Company4.9★ (215)4 mi

How much do plumbers cost in Alhambra?

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

How much do plumbers cost in Alhambra?
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 Alhambra plumbers

We scored 1,858 Alhambra 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 Alhambra 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 Alhambra: frequently asked questions

Who is the best plumber in Alhambra?

By CR Score, the highest-ranked plumber in Alhambra, CA is Merry Plumbing with a CR Score of 93/100. It has 5.0★ from 652 Google reviews. It is open 24/7. Roto-Rooter Plumbing & Water Cleanup (#2) and Western Rooter & Plumbing (#3) follow. We ranked 1,858 plumbers on 8 factors, last updated October 22, 2026.

How many plumbers are there in Alhambra?

ContractorsRanked ranks 1,858 plumbers serving Alhambra, CA. 8 of them are based in Alhambra; 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 Alhambra are open 24/7?

981 ranked plumbers in Alhambra post 24/7 hours. The highest-ranked are Merry Plumbing (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Western Rooter & Plumbing (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Alhambra work on weekends?

1,530 of 1,858 ranked plumbers post Saturday hours and 1,230 post Sunday hours. The highest-ranked open Saturdays are Merry Plumbing (#1), Roto-Rooter Plumbing & Water Cleanup (#2) and Western Rooter & 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 Alhambra?

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

What Google rating do Alhambra plumbers have?

The median Google rating among 1,858 rated plumbers in Alhambra is 4.9★, with a median of 19 reviews. Barker and Sons Plumbing & Rooter has the most, 3,896 reviews, and ranks #35. 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 Alhambra

  1. October 2026: CR Scores recalculated for 1,858 plumbers serving Alhambra.
  2. October 2026: 23 duplicate listings merged.

More plumbers and Alhambra pages

Other trades in Alhambra