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Emergency Plumbers in Norwalk, CT (2026)

Top 50 of 605 plumbers, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 plumbers on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

The short answer

  1. 1

    #1 for emergency plumbing in Norwalk: Roto-Rooter Plumbing & Water Cleanup, open 24/7.

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

Top emergency plumbers in Norwalk at a glance

Top emergency plumbers in Norwalk at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Roto-Rooter Plumbing & Water Cleanup664.7★ (2,274)Stamford, 6 mi away24/7
2Roto-Rooter Plumbing & Water Cleanup634.8★ (1,306)Stratford, 14 mi away24/7
3Bertola Plumbing & Heating635.0★ (570)Trumbull, 14 mi away24/7
4Rick's Plumbing Service, Inc.625.0★ (1,157)Milford, 19 mi away24/7
5Valerio Plumbing624.9★ (176)Darien, 7 mi away24/7
6Grimm’s Plumbing Services LLC625.0★ (51)Norwalk24/7
7All Star Rooter624.9★ (53)Norwalk24/7
8Backflow Joe's625.0★ (329)Greenburgh, 13 mi away24/7
9J Rooter Sewer and Drain Cleaning625.0★ (167)Bridgeport, 9 mi away24/7
10Badaracco Plumbing & Heating LLC624.8★ (53)Norwalk24/7

Call an emergency plumber in Norwalk now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency plumbers in Norwalk, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 605 is on the plumbers page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  7. #7 All Star Rooter

    Based in Norwalk

    62/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.9★ from 53 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 53 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    9 Shadow Ln, Norwalk, CT 06851
    View profile for All Star Rooter(203) 286-4498

  8. #8 Backflow Joe's

    Based in Greenburgh, 13 mi away

    62/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 329 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 329 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Backflow Joe's(845) 590-6771

  11. #11 The Drain King

    Based in Bridgeport, 10 mi away

    62/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.9★ from 228 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 228 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for The Drain King(203) 997-3305

  12. #12 Zoom Drain

    Based in Stamford, 6 mi away

    62/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.8★ from 149 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 149 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    130 Lenox Ave, Stamford, CT 06906
    View profile for Zoom Drain(203) 208-6830

  23. #23 Duranko Plumbing LLC

    Based in Stratford, 15 mi away

    60/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.9★ from 209 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 209 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    290 Greenfield Ave, Stratford, CT 06614
    View profile for Duranko Plumbing LLC(203) 243-3472

Top 50 of 605 plumbers by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

plumbers in Norwalk, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Connecticut Sewer Rooter & Drain Cleaning604.9★ (171)15 mi
27Team ASAP Home Improvement LLC605.0★ (254)20 mi
28Drain Away Sewer Service Inc605.0★ (38)7 mi
29Kelly's Pump Service LLC605.0★ (130)16 mi
30Raps Plumbing, Heating & Drain Services594.5★ (27)3 mi
31Romeo Morelli & Sons Plumbing-Heating-Well Pumps595.0★ (439)25 mi
32Roto-Rooter Plumbing & Water Cleanup594.9★ (421)23 mi
33United Sewer & Water, LLC.595.0★ (31)7 mi
34Clear Drains LLC595.0★ (78)13 mi
35Call The Plumber LLC595.0★ (99)16 mi
36DC NY Sewer and Mechanical595.0★ (108)17 mi
37Pipe Wizard594.8★ (478)24 mi
38A & B Plumbing595.0★ (138)20 mi
39Roto-Rooter Plumbing & Water Cleanup594.7★ (172)18 mi
40VP Plumbing & Heating594.9★ (316)24 mi
41LED plumbing Services595.0★ (18)6 mi
42Roto-Rooter Plumbing & Water Cleanup594.8★ (360)24 mi
43VP's Plumbing, Heating & Air594.6★ (196)18 mi
44Sila Heating, Air Conditioning, Plumbing & Electrical594.8★ (1,821)19 mi
45ABS Plumbing584.9★ (121)20 mi
46Emergency Sewer & Drain Service, Inc.584.9★ (111)20 mi
47A1 Atomic Rooter, Inc584.3★ (12)4 mi
48J&J Backflow Device Testers Inc585.0★ (62)17 mi
49Al's Plumbing LLC584.7★ (131)19 mi
50ROTO 24/7584.9★ (159)23 mi

How we ranked emergency plumbers in Norwalk

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

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 from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency plumbers in Norwalk: questions

Which plumbers in Norwalk are open 24/7?

25 on this list post 24/7 hours, including Roto-Rooter Plumbing & Water Cleanup, Roto-Rooter Plumbing & Water Cleanup, Bertola Plumbing & Heating, Rick's Plumbing Service, Inc. and Valerio Plumbing.

Who is ranked #1 for emergency plumbing in Norwalk, CT?

Roto-Rooter Plumbing & Water Cleanup is #1, with a CR Score of 66 out of 100 on emergency weights.

How are emergency plumbers in Norwalk ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the plumber arrives?

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

How many emergency plumbers here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Norwalk

  1. October 2026: CR Scores recalculated for 605 plumbers serving Norwalk.
  2. October 2026: 4 duplicate listings merged.

More emergency and plumbing pages