11 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Watertown: 1st Choice Sewer & Drain Inc, CR Score 59/100; 4.9★ from 7 Google reviews; open 24/7.
Most-reviewed: Active Heating Inc., 249 Google reviews at 4.9★, the most of 11 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
11 Watertown plumbers are ranked here by CR Score, from ten published factors. 1 is open 24/7, 2 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.8★ across 11 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | 1st Choice Sewer & Drain Inc | 59 | 4.9★ (7) | Watertown | 24/7 | Overall |
| 2 | Active Heating Inc. | 57 | 4.9★ (249) | Watertown | — | Most reviews |
| 3 | Warne Plumbing & Heating, LLC | 56 | 4.8★ (21) | Watertown | — | — |
| 4 | Redlinger Bros Plumbing & Heating Co. | 55 | 4.2★ (20) | Watertown | — | — |
| 5 | Elite Drain and Sewer Cleaning | 55 | 4.3★ (18) | Watertown | — | — |
| 6 | McNamara Plumbing, LLC | 54 | 5.0★ (7) | Watertown | — | — |
| 7 | Andor Inc Taecker Plumbing & Heating | 51 | 3.9★ (30) | Watertown | — | — |
| 8 | Quality First Plumbing & Heating | 51 | 4.8★ (12) | Watertown | — | — |
| 9 | Dave's Plumbing Heating & Cooling | 50 | 3.5★ (4) | Watertown | — | — |
| 10 | Cruzworks | 49 | 5.0★ (6) | Watertown | Sat | — |
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: 4.9★ from 7 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown
Ranked #2 because of its Google rating and review volume: 4.9★ from 249 Google reviews, the most in Watertown.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown
Ranked #3 because of its Google rating and trade focus: 4.8★ from 21 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown
Ranked #4 because of its Google rating and trade focus: 4.2★ from 20 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown
Ranked #5 because of its Google rating and trade focus: 4.3★ from 18 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown
Ranked #6 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown
Ranked #7 because of its Google rating and trade focus: 3.9★ from 30 Google reviews, listed on Google as “Contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown
Ranked #8 because of its Google rating and trade focus: 4.8★ from 12 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown
Ranked #9 because of its Google rating and trade focus: 3.5★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Watertown
Ranked #10 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Watertown
Ranked #11 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Blast cleaning service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
5 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 |
|---|---|---|
| Deutsch Excavating | 5.0★ (1) | In Watertown |
| DrainMan | 1.0★ (2) | In Watertown |
| Dykstra Excavating Inc. | 22 mi | |
| Sentry Plumbing | 5.0★ (1) | In Watertown |
| Thompson Mechanical Inc | 3.2★ (18) | In Watertown |
National price ranges in USD, not adjusted for Watertown. 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 South Dakota, South Dakota Plumbing Commission licenses Plumbing work: water supply, drain, waste and vent piping and fixtures.
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 11 Watertown 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 Watertown 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 |