16 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Waterville: Stanley's Septic & Construction, CR Score 61/100; 4.4★ from 49 Google reviews; open 24/7.
Best for emergencies (open 24/7): JD Mechanical LLC, posts 24/7 hours; ranked #3 of 16.
Most-reviewed: Kennebec Plumbing & Heating Inc., 381 Google reviews at 4.9★, the most of 16 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
16 Waterville plumbers are ranked here by CR Score, from ten published factors. 3 are open 24/7, 4 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.3★ across 16 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Stanley's Septic & Construction | 61 | 4.4★ (49) | Waterville | 24/7 | Overall |
| 2 | Kennebec Plumbing & Heating Inc. | 58 | 4.9★ (381) | Winslow, 6 mi away | — | Most reviews |
| 3 | JD Mechanical LLC | 57 | 5.0★ (15) | Augusta, 11 mi away | 24/7 | Emergencies |
| 4 | Bob The Plumber Inc | 55 | 4.3★ (12) | Turner, 14 mi away | 24/7 | — |
| 5 | Garand Plumbing | 52 | 4.9★ (34) | Augusta, 16 mi away | — | — |
| 6 | Brian Bickford Plumbing & Heating LLC | 52 | 3.8★ (13) | Waterville | — | — |
| 7 | RJC Plumbing LLC | 52 | 5.0★ (52) | Augusta, 22 mi away | — | — |
| 8 | Houle's Plumbing Heating & Air Conditioning | 51 | 3.9★ (103) | Waterville | — | — |
| 9 | Bob Talley Plumbing Heating & Construction | 51 | 5.0★ (3) | Winslow, 9 mi away | — | — |
| 10 | Marcoux Plumbing & Heating | 49 | 3.0★ (8) | Waterville | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.4★ from 49 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Winslow, 6 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 381 Google reviews, the most in Waterville.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Augusta, 11 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Turner, 14 mi away
Ranked #4 because of its Google rating and trade focus: 4.3★ from 12 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Augusta, 16 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 34 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waterville
Ranked #6 because of its Google rating and trade focus: 3.8★ from 13 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Augusta, 22 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waterville
Ranked #8 because of its Google rating and review volume: 3.9★ from 103 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Winslow, 9 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Waterville
Ranked #10 because of its Google rating and trade focus: 3.0★ from 8 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Augusta, 11 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Skowhegan, 16 mi away
Ranked #12 because of its Google rating and trade focus: 3.4★ from 10 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Turner, 25 mi away
Ranked #13 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Augusta, 17 mi away
Ranked #14 because of its Google rating and review volume: 3.9★ from 155 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Augusta, 17 mi away
Ranked #15 because of its Google rating and review volume: 3.7★ from 27 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Augusta, 20 mi away
Ranked #16 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
9 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 Water | 3.0★ (1) | 4 mi |
| Beales Plumbing | 21 mi | |
| Bruce J Willette Co | 3.3★ (11) | In Waterville |
| Jerry and Son Plumbing | In Waterville | |
| Larrabee Plumbing & Heating | 21 mi | |
| Nickerson Yard Maintenance Landscape Supply & Hardware | 5.0★ (2) | 12 mi |
| Paul Gamache Plumbing & Heating | 5.0★ (1) | 7 mi |
| Richards Merton Inc | 5.0★ (1) | 7 mi |
| Waterville Maine Heating, Plumbing, Electrical, Air Conditioning Contractor | 5.0★ (1) | In Waterville |
National price ranges in USD, not adjusted for Waterville. 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 |
In Maine, Maine Office of Professional and Occupational Regulation licenses Plumber licenses (Plumbers’ Examining Board).
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
We scored 16 Waterville 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.
| Factor | Weight | Computed from | In Waterville data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |