🔧 Official Rankings
10 Best Plumbers in Waterbury, CT (August 2026)
We compared 10 plumbers serving Waterbury and Naugatuck Valley Planning Region County, Connecticut, and ranked the top providers by verified reviews, ratings, and local reputation — 2,970 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Master Rooter: Sewer and Drain Cleaning Service. Updated for August 2026.
- Plumbers ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 2,970
- Area codes
- 203, 860
Master Rooter: Sewer and Drain Cleaning Service
⭐ 5.0 · 98 reviews
92 Brookside Rd, Waterbury, CT 06708
InstaPlumbing, LLC - The Plumbing Guys with Bow Ties
⭐ 4.9 · 196 reviews
L&P Plumbing & Well Service
⭐ 4.9 · 140 reviews
117 Echo Lake Rd, Watertown, CT 06795
Valiant Home & Energy
⭐ 4.8 · 1561 reviews
165 Railroad Hill St, Waterbury, CT 06708
Roto-Rooter Plumbing & Water Cleanup
⭐ 4.7 · 695 reviews
411 Highland Ave #2N, Waterbury, CT 06708
JND Plumbing & Mechanical
⭐ 4.8 · 25 reviews
44 Primrose St, Waterbury, CT 06708
Plumbers listed here serve Waterbury, Naugatuck Valley Planning Region County, and nearby ZIP codes including 06701, 06702, 06703, 06704, 06705, 06706, 06708, 06710, 06720, 06721, 06722, 06723 and more.