93/100CR Score
Ranked #1 because of its Google rating and availability: 4.8★ from 662 Google reviews, open 24/7.
- 4.8★ from 662 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 411 Highland Ave #2N, Waterbury, CT 06708
Best Plumbers in Waterbury, CT (2026)
539 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Waterbury: Roto-Rooter Plumbing & Water Cleanup, CR Score 93/100; 4.8★ from 662 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): High Rock Water Plumbing | Well Pump & Water Treatment Services Company, posts 24/7 hours; ranked #2 of 539.
- 43
Most-reviewed: Call The Bee, 2,959 Google reviews at 4.8★, the most of 539 ranked; ranked #43.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
539 Waterbury plumbers are ranked here by CR Score, from 8 published factors. 135 are open 24/7, 277 open Saturdays and 192 open Sundays, based on posted hours. The median Google rating is 4.9★ across 539 rated businesses.
Top 10 plumbers in Waterbury at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roto-Rooter Plumbing & Water Cleanup | 93 | 4.8★ (662) | Waterbury | 24/7 | Overall |
| 2 | High Rock Water Plumbing | Well Pump & Water Treatment Services Company | 91 | 5.0★ (151) | Naugatuck, 5 mi away | 24/7 | Emergencies |
| 3 | Wind River Environmental of Monroe, CT | 90 | 4.9★ (311) | Easton, 8 mi away | 24/7 | — |
| 4 | American Rooter | 90 | 4.8★ (280) | Plymouth, 5 mi away | 24/7 | — |
| 5 | Escape Plumbing & Heating, LLC | 90 | 5.0★ (267) | New Milford, 12 mi away | 24/7 | — |
| 6 | Master Rooter: Sewer and Drain Cleaning Service | 90 | 5.0★ (56) | Waterbury | 24/7 | — |
| 7 | Mr. Rooter Plumbing of Southern Fairfield County | 90 | 4.9★ (722) | Shelton, 16 mi away | 24/7 | — |
| 8 | Roto-Rooter Plumbing & Water Cleanup | 90 | 4.8★ (687) | Meriden, 13 mi away | 24/7 | — |
| 9 | Rick's Plumbing Service, Inc. | 89 | 5.0★ (1,157) | Milford, 24 mi away | 24/7 | — |
| 10 | Roto-Rooter Plumbing & Water Cleanup | 89 | 4.9★ (421) | Ansonia, 15 mi away | 24/7 | — |
The 539 best plumbers in Waterbury, 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.
Based in Naugatuck, 5 mi away
91/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 151 Google reviews, open 24/7.
- 5.0★ from 151 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6 Pine St, Naugatuck, CT 06770
Based in Easton, 8 mi away
90/100CR ScoreRanked #3 because of its Google rating and availability: 4.9★ from 311 Google reviews, open 24/7.
- 4.9★ from 311 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Plymouth, 5 mi away
90/100CR ScoreRanked #4 because of its Google rating and availability: 4.8★ from 280 Google reviews, open 24/7.
- 4.8★ from 280 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 755 Thomaston Rd, Watertown, CT 06795
Based in New Milford, 12 mi away
90/100CR ScoreRanked #5 because of its Google rating and availability: 5.0★ from 267 Google reviews, open 24/7.
- 5.0★ from 267 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8 West St, Morris, CT 06763
Based in Waterbury
90/100CR ScoreRanked #6 because of its Google rating and availability: 5.0★ from 56 Google reviews, open 24/7.
- 5.0★ from 56 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 92 Brookside Rd, Waterbury, CT 06708
Based in Shelton, 16 mi away
90/100CR ScoreRanked #7 because of its Google rating and availability: 4.9★ from 722 Google reviews, open 24/7.
- 4.9★ from 722 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 194 Leavenworth Rd J, Shelton, CT 06484
Based in Meriden, 13 mi away
90/100CR ScoreRanked #8 because of its Google rating and availability: 4.8★ from 687 Google reviews, open 24/7.
- 4.8★ from 687 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5 Colony St LL2, Meriden, CT 06451
Based in Milford, 24 mi away
89/100CR ScoreRanked #9 because of its Google rating and availability: 5.0★ from 1,157 Google reviews, open 24/7.
- 5.0★ from 1,157 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1050 Bridgeport Ave STE D1, Milford, CT 06460
Based in Ansonia, 15 mi away
89/100CR ScoreRanked #10 because of its Google rating and availability: 4.9★ from 421 Google reviews, open 24/7.
- 4.9★ from 421 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1 Kingston Dr Ste 5, Ansonia, CT 06401
Based in Wallingford, 13 mi away
89/100CR ScoreRanked #11 because of its Google rating and availability: 4.8★ from 495 Google reviews, open 24/7.
- 4.8★ from 495 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 121 N Plains Industrial Rd Unit R, Wallingford, CT 06492
Based in Trumbull, 22 mi away
89/100CR ScoreRanked #12 because of its Google rating and availability: 5.0★ from 570 Google reviews, open 24/7.
- 5.0★ from 570 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 90 Fresh Meadow Dr, Trumbull, CT 06611
Based in North Branford, 22 mi away
88/100CR ScoreRanked #13 because of its Google rating and availability: 4.9★ from 742 Google reviews, open 24/7.
- 4.9★ from 742 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 101 Fowler Rd, North Branford, CT 06471
Based in New Haven, 19 mi away
88/100CR ScoreRanked #14 because of its Google rating and availability: 4.7★ from 1,345 Google reviews, open 24/7.
- 4.7★ from 1,345 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 155 East St UNIT 204, New Haven, CT 06511
Based in New Fairfield, 23 mi away
88/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 439 Google reviews, open 24/7.
- 5.0★ from 439 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9 Dunham Dr Unit 9, New Fairfield, CT 06812
Based in Hamden, 15 mi away
88/100CR ScoreRanked #16 because of its Google rating and availability: 5.0★ from 115 Google reviews, open 24/7.
- 5.0★ from 115 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2285 Whitney Ave, Hamden, CT 06518
#17 Backflow Joe's
Based in Greenburgh, 23 mi away
87/100CR ScoreRanked #17 because of its Google rating and availability: 5.0★ from 329 Google reviews, open 24/7.
- 5.0★ from 329 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Bristol, 12 mi away
87/100CR ScoreRanked #18 because of its Google rating and availability: 4.8★ from 159 Google reviews, open 24/7.
- 4.8★ from 159 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1019 Farmington Ave UNIT 4, Bristol, CT 06010
Based in Hartford, 24 mi away
87/100CR ScoreRanked #19 because of its Google rating and availability: 4.8★ from 1,144 Google reviews, open 24/7.
- 4.8★ from 1,144 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 750 Main St Ste 321, Hartford, CT 06103
#20 APB Plumbing
Based in Bristol, 16 mi away
87/100CR ScoreRanked #20 because of its Google rating and availability: 4.9★ from 171 Google reviews, open 24/7.
- 4.9★ from 171 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Waterbury
87/100CR ScoreRanked #21 because of its Google rating and availability: 4.8★ from 21 Google reviews, open 24/7.
- 4.8★ from 21 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 44 Primrose St, Waterbury, CT 06708
Based in Bethel, 14 mi away
87/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 540 Google reviews, listed on Google as “Plumber”.
- 5.0★ from 540 Google reviews
- Hours
- Mon–Fri 6 AM–11 PM · Sat–Sun 7 AM–9 PM
- Address
- 156 Walnut Tree Hill Rd, Sandy Hook, CT 06482
Based in Torrington, 15 mi away
87/100CR ScoreRanked #23 because of its Google rating and availability: 4.9★ from 142 Google reviews, open 24/7.
- 4.9★ from 142 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 491 Bantam Rd # C, Bantam, CT 06750
Based in Danbury, 24 mi away
87/100CR ScoreRanked #24 because of its Google rating and availability: 4.8★ from 731 Google reviews, open 24/7.
- 4.8★ from 731 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 68 Main St Ste 204, Danbury, CT 06810
#25 Supreme Plumber
Based in Waterbury
87/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 64 Google reviews, listed on Google as “Plumber”.
- 5.0★ from 64 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 238 Platt St, Waterbury, CT 06704
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 539 ranked plumbers here; the rest are on their profiles.
Also serving Waterbury
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.
| Business | Google rating | Distance |
|---|---|---|
| American Rooter | In Waterbury | |
| Apex Plumbing LLC | 5.0★ (2) | In Waterbury |
| Boulier Plumbing & Heating | In Waterbury | |
| Brian's Plumbing & Heating LLC | In Waterbury | |
| C & E Plumbing Services | 3.0★ (2) | 4 mi |
| Connecticut Hydronics LLC | 5.0★ (2) | 5 mi |
| Corbo Canio Plumbing & Heating | 3.5★ (2) | In Waterbury |
| Coviello Plumbing & Heating | 5.0★ (1) | In Waterbury |
| Crosby Plumbing & Heating Inc | 3.0★ (2) | 5 mi |
| Drain Wizard Plumbing | 5.0★ (146) | 13 mi |
| Ferati Plumbing LLC | 5.0★ (2) | In Waterbury |
| FixItNow Services LLC | 3.0★ (2) | 9 mi |
| Guardian Drain & Sewer Cleaning | In Waterbury | |
| Hydrosys Plumbing & Mechanical Inc. | In Waterbury | |
| LoSchiavo Plumbing & Piping Inc | 4.0★ (2) | In Waterbury |
| RCL Plumbing LLC | 5.0★ (10) | 4 mi |
| SOS Sewer & Drain Cleaning | 5.0★ (2) | 8 mi |
| Vallee Plumbing Services LLC | 5.0★ (2) | 5 mi |
| Vincent Cascella Plumbing & Heating | 4.0★ (12) | In Waterbury |
| Yellow Plumbing LLC | 5.0★ (71) | 17 mi |
How much do plumbers cost in Waterbury?
National price ranges in USD, not adjusted for Waterbury. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Water heater replacement | $882 | $1,348 | $1,826 | Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
How to check a plumber's license in Connecticut
In Connecticut, Connecticut Department of Consumer Protection licenses Plumbing work: water supply, drain, waste and vent piping and fixtures.
- Search the business name or license number on the Connecticut Department of Consumer Protection license lookup.
- Check that the status is active and the name matches the contract or truck.
- 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 Waterbury plumbers
We scored 539 Waterbury 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.
| Factor | Weight | Computed from | In Waterbury data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Plumbers in Waterbury: frequently asked questions
Who is the best plumber in Waterbury?
By CR Score, the highest-ranked plumber in Waterbury, CT is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 93/100. It has 4.8★ from 662 Google reviews. It is open 24/7. High Rock Water Plumbing | Well Pump & Water Treatment Services Company (#2) and Wind River Environmental of Monroe, CT (#3) follow. We ranked 539 plumbers on 8 factors, last updated October 22, 2026.
How many plumbers are there in Waterbury?
ContractorsRanked ranks 539 plumbers serving Waterbury, CT. 6 of them are based in Waterbury; 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 Waterbury are open 24/7?
135 ranked plumbers in Waterbury post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), High Rock Water Plumbing | Well Pump & Water Treatment Services Company (#2) and Wind River Environmental of Monroe, CT (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which plumbers in Waterbury work on weekends?
277 of 539 ranked plumbers post Saturday hours and 192 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), High Rock Water Plumbing | Well Pump & Water Treatment Services Company (#2) and Wind River Environmental of Monroe, CT (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check a plumber's license in Connecticut?
In Connecticut, Connecticut Department of Consumer Protection handles licensing and covers Plumbing work: water supply, drain, waste and vent piping and fixtures. Search the business or license number at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx.
How much does water heater replacement cost in Waterbury?
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 Waterbury. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Waterbury plumbers have?
The median Google rating among 539 rated plumbers in Waterbury is 4.9★, with a median of 17 reviews. Call The Bee has the most, 2,959 reviews, and ranks #43. 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 Waterbury
- October 2026: CR Scores recalculated for 539 plumbers serving Waterbury.
- October 2026: 2 duplicate listings merged.
More plumbers and Waterbury pages
Plumbers near Waterbury
- Plumbers in Oakville, CT506 ranked
- Plumbers in Middlebury, CT523 ranked
- Plumbers in Wolcott, CT497 ranked
- Plumbers in Naugatuck, CT549 ranked
- Plumbers in Prospect, CT551 ranked
- Plumbers in Plymouth, CT427 ranked
- Plumbers in Woodbury, CT486 ranked
- Plumbers in Terryville, CT427 ranked
- Plumbers in Cheshire Village, CT518 ranked
- Plumbers in Cheshire, CT515 ranked
Other trades in Waterbury
- Roofers in Waterbury926 ranked
- Electricians in Waterbury446 ranked
- HVAC contractors in Waterbury561 ranked
- General contractors in Waterbury805 ranked
- Painters in Waterbury167 ranked
- Landscapers in Waterbury210 ranked
- Handymen in Waterbury59 ranked
- Kitchen remodelers in Waterbury400 ranked
- Bathroom remodelers in Waterbury403 ranked
- Flooring contractors in Waterbury288 ranked
- Tile installers in Waterbury45 ranked
- Drywall contractors in Waterbury13 ranked
- Concrete contractors in Waterbury174 ranked
- Fence contractors in Waterbury141 ranked
- Deck builders in Waterbury228 ranked
- Siding contractors in Waterbury423 ranked
- Window installers in Waterbury344 ranked
- Gutter installers in Waterbury261 ranked
- Insulation contractors in Waterbury76 ranked
- Solar installers in Waterbury112 ranked
- Garage door repair companies in Waterbury162 ranked
- Foundation repair companies in Waterbury116 ranked
- Tree services in Waterbury454 ranked
- Masonry contractors in Waterbury422 ranked
- Water damage restoration companies in Waterbury368 ranked
- Home builders in Waterbury304 ranked
- Demolition contractors in Waterbury64 ranked
- All contractors in Waterbury