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ContractorsRanked

Best Plumbers in Muscoy, CA (2026)

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

The short answer

  1. 1

    Best overall in Muscoy: Mr. Rooter Plumbing of San Bernardino, CR Score 64/100; 4.8★ from 1,351 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Payless 4 Plumbing, posts 24/7 hours; ranked #2 of 561.

  3. 21

    Most-reviewed: All Pro Cooling, Heating, Plumbing & Electrical, 7,425 Google reviews at 4.8★, the most of 561 ranked; ranked #21.

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

561 Muscoy plumbers are ranked here by CR Score, from ten published factors. 301 are open 24/7, 450 open Saturdays and 348 open Sundays, based on posted hours. The median Google rating is 4.9★ across 561 rated businesses.

Most of this list also appears on the Plumbers in San Bernardino ranking. See Plumbers in San Bernardino

Top 10 plumbers in Muscoy at a glance

Top 10 plumbers in Muscoy at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Mr. Rooter Plumbing of San Bernardino644.8★ (1,351)Colton, 6 mi away24/7Overall
2Payless 4 Plumbing634.8★ (590)San Bernardino, 2 mi away24/7Emergencies
3AS Plumbing Mechanical635.0★ (618)Fontana, 9 mi away24/7—
4Option One Plumbing634.8★ (3,017)Rancho Cucamonga, 14 mi away24/7—
5Anthony's Plumbing634.9★ (592)Fontana, 7 mi away24/7—
6Pride Plumbing Services634.9★ (878)Redlands, 9 mi away24/7—
7Top Tier Plumbing & Air LLC634.9★ (607)Grand Terrace, 9 mi away24/7—
8Lincoln Plumbing & Rooter, INC625.0★ (253)San Bernardino, 6 mi away24/7—
9Top Notch Rooter & Plumbing625.0★ (257)San Bernardino, 7 mi away24/7—
10Mr. Rooter Plumbing of The Inland Empire624.8★ (588)Fontana, 8 mi away24/7—

The 561 best plumbers in Muscoy, 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.

  2. #2 Payless 4 Plumbing

    Based in San Bernardino, 2 mi away

    63/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.8★ from 590 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 590 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2016 N Mt Vernon Ave, San Bernardino, CA 92411
    View profile for Payless 4 Plumbing(909) 639-8839

  4. #4 Option One Plumbing

    Based in Rancho Cucamonga, 14 mi away

    63/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.8★ from 3,017 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 3,017 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    10722 Arrow Route STE 602, Rancho Cucamonga, CA 91730
    View profile for Option One Plumbing(800) 905-7115

  5. #5 Anthony's Plumbing

    Based in Fontana, 7 mi away

    63/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 592 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 592 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6714 Almeria Ave, Fontana, CA 92336
    View profile for Anthony's Plumbing(909) 823-3807

  12. #12 Drain Edge Rooter

    Based in Rialto, 4 mi away

    62/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 132 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 132 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    619 E South St, Rialto, CA 92376
    View profile for Drain Edge Rooter(909) 927-3194

  14. #14 A O Dowd Plumbing

    Based in Fontana, 7 mi away

    61/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 149 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 149 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    9650 Tangelo Ave, Fontana, CA 92335
    View profile for A O Dowd Plumbing(909) 684-1915

Also serving Muscoy

1 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 Muscoy
BusinessGoogle ratingDistance
Jim & Sons Plumbing & Rooter5.0★ (750)17 mi

How much do plumbers cost in Muscoy?

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

How much do plumbers cost in Muscoy?
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 Muscoy plumbers

We scored 561 Muscoy 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 Muscoy 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 Muscoy: frequently asked questions

Who is the best plumber in Muscoy?

By CR Score, the highest-ranked plumber in Muscoy, CA is Mr. Rooter Plumbing of San Bernardino with a CR Score of 64/100. It has 4.8★ from 1,351 Google reviews. It is open 24/7. Payless 4 Plumbing (#2) and AS Plumbing Mechanical (#3) follow. We ranked 561 plumbers on ten factors, last updated October 22, 2026.

How many plumbers are there in Muscoy?

ContractorsRanked ranks 561 plumbers serving Muscoy, CA. Another 1 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which plumbers in Muscoy are open 24/7?

301 ranked plumbers in Muscoy post 24/7 hours. The highest-ranked are Mr. Rooter Plumbing of San Bernardino (#1), Payless 4 Plumbing (#2) and AS Plumbing Mechanical (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Muscoy work on weekends?

450 of 561 ranked plumbers post Saturday hours and 348 post Sunday hours. The highest-ranked open Saturdays are Mr. Rooter Plumbing of San Bernardino (#1), Payless 4 Plumbing (#2) and AS Plumbing Mechanical (#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 Muscoy?

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

What Google rating do Muscoy plumbers have?

The median Google rating among 561 rated plumbers in Muscoy is 4.9★, with a median of 24 reviews. All Pro Cooling, Heating, Plumbing & Electrical has the most, 7,425 reviews, and ranks #21. 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 Muscoy

  1. October 2026: CR Scores recalculated for 561 plumbers serving Muscoy.
  2. October 2026: 5 duplicate listings merged.

More plumbers and Muscoy pages

Other trades in Muscoy