88/100CR Score
Ranked #1 because of its Google rating and availability: 4.9★ from 156 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 156 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Plumbers in Durham, NH (2026)
129 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Durham: Seacoast Sewer & Drain, Inc., CR Score 88/100; 4.9★ from 156 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): All American Plumbing and Heating, posts 24/7 hours; ranked #2 of 129.
- 17
Most-reviewed: Heritage Home Service, 7,956 Google reviews at 4.8★, the most of 129 ranked; ranked #17.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
129 Durham plumbers are ranked here by CR Score, from 8 published factors. 33 are open 24/7, 50 open Saturdays and 40 open Sundays, based on posted hours. The median Google rating is 4.9★ across 129 rated businesses.
Top 10 plumbers in Durham at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Seacoast Sewer & Drain, Inc. | 88 | 4.9★ (156) | Eliot, 8 mi away | 24/7 | Overall |
| 2 | All American Plumbing and Heating | 88 | 4.9★ (58) | Eliot, 2 mi away | 24/7 | Emergencies |
| 3 | Sgt. Smith's Drain Cleaning Services | 88 | 4.8★ (196) | Biddeford, 9 mi away | 24/7 | — |
| 4 | SRV Plumbing and Heating | 87 | 5.0★ (58) | Haverhill, 10 mi away | 24/7 | — |
| 5 | Top Dog Sewer & Drain | 86 | 4.9★ (58) | Chester, 10 mi away | 24/7 | — |
| 6 | Backwater Plumbing LLC | 86 | 5.0★ (35) | Eliot, 10 mi away | 24/7 | — |
| 7 | A-List Drains Inc | 86 | 5.0★ (142) | Andover, 20 mi away | 24/7 | — |
| 8 | The Drain Surgeon | 85 | 5.0★ (25) | Barnstable, 9 mi away | 24/7 | — |
| 9 | Advanced Plumbing LLC | 85 | 5.0★ (129) | Auburn, 21 mi away | 24/7 | — |
| 10 | Heritage Home Service | 85 | 4.9★ (2,248) | Hampton, 11 mi away | 24/7 | — |
The 129 best plumbers in Durham, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Based in Eliot, 2 mi away
88/100CR ScoreRanked #2 because of its Google rating and availability: 4.9★ from 58 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 58 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Biddeford, 9 mi away
88/100CR ScoreRanked #3 because of its Google rating and availability: 4.8★ from 196 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 196 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Haverhill, 10 mi away
87/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 58 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 58 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Chester, 10 mi away
86/100CR ScoreRanked #5 because of its Google rating and availability: 4.9★ from 58 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 58 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Eliot, 10 mi away
86/100CR ScoreRanked #6 because of its Google rating and availability: 5.0★ from 35 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 35 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Andover, 20 mi away
86/100CR ScoreRanked #7 because of its Google rating and availability: 5.0★ from 142 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 142 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Barnstable, 9 mi away
85/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 25 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 25 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Auburn, 21 mi away
85/100CR ScoreRanked #9 because of its Google rating and availability: 5.0★ from 129 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 129 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Hampton, 11 mi away
85/100CR ScoreRanked #10 because of its Google rating and availability: 4.9★ from 2,248 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 2,248 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 179 Lafayette Rd, North Hampton, NH 03862
#11 Rooter-Man
Based in Eliot, 7 mi away
85/100CR ScoreRanked #11 because of its Google rating and availability: 4.5★ from 33 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 33 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 814 ME-236, Eliot, ME 03903
#12 Value Rooter
Based in South Berwick, 8 mi away
85/100CR ScoreRanked #12 because of its Google rating and availability: 4.8★ from 19 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 19 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 86 Oldfields Rd, South Berwick, ME 03908
Based in Chester, 18 mi away
85/100CR ScoreRanked #13 because of its Google rating and availability: 4.9★ from 77 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 77 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#14 Rooter-Man
Based in Exeter, 11 mi away
84/100CR ScoreRanked #14 because of its Google rating and availability: 4.8★ from 23 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 23 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12 Kingston Rd Suite D, Exeter, NH 03833
Based in Auburn, 20 mi away
83/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 36 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 36 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Newmarket, 4 mi away
83/100CR ScoreRanked #16 because of its Google rating and availability: 4.5★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 8 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6 Riverbend Rd, Newmarket, NH 03857
Based in Auburn, 25 mi away
82/100CR ScoreRanked #17 because of its Google rating and review volume: 4.8★ from 7,956 Google reviews, the most Google reviews on this list (7,956).
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 7,956 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 28 Commercial Ct, Auburn, NH 03032
Based in Portsmouth, 8 mi away
81/100CR ScoreRanked #18 because of its Google rating and availability: 3.7★ from 31 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 3.7★ from 31 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1250 Woodbury Ave, Portsmouth, NH 03801
Based in Newmarket, 5 mi away
81/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 5.0★ from 11 Google reviews
- Address
- 44 New Rd, Newmarket, NH 03857
Based in Dover, 5 mi away
81/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 4.7★ from 14 Google reviews
- Address
- Dover, NH 03821
Based in Lebanon, 5 mi away
81/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 23 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.7★ from 23 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun 9 AM–5 PM
Based in Sandown, 17 mi away
81/100CR ScoreRanked #22 because of its Google rating and availability: 5.0★ from 51 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 51 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 265 Fremont Rd, Sandown, NH 03873
Based in Sandown, 17 mi away
80/100CR ScoreRanked #23 because of its Google rating and availability: 4.3★ from 11 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.3★ from 11 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 204 Fremont Rd, Sandown, NH 03873
Based in Hopkinton, 19 mi away
80/100CR ScoreRanked #24 because of its Google rating and availability: 4.6★ from 9 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.6★ from 9 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Chester, 10 mi away
80/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 10 Google reviews
- Hours
- Mon–Sun 7 AM–6 PM
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 129 ranked plumbers here; the rest are on their profiles.
Also serving Durham
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 |
|---|---|---|
| Brian S Brown Plumbing & Heating | 4.9★ (7) | 21 mi |
| Bruce P Hermenau Plumbing | 4.0★ (2) | 9 mi |
| Dan Rich Plumbing & Heating Co | 2.5★ (2) | 21 mi |
| David Glover Plumbing & Heating | 3.0★ (2) | 11 mi |
| Denis Lamontagne Plumbing & Heating, Inc. | 5.0★ (2) | 23 mi |
| Drain King Inc | 4.0★ (4) | 22 mi |
| Farrell Contracting Services, LLC | 5.0★ (2) | 7 mi |
| Jim Tobey Plumbing & Heating | 3.0★ (2) | 12 mi |
| Just Great Plumbing and Heating LLC | 5.0★ (2) | 16 mi |
| Krafton plumbing and heating | 5.0★ (2) | 16 mi |
| Mad Moose Mechanical | 5.0★ (14) | 25 mi |
| Mc Nally & Sons Plumbing & Heating | 5.0★ (2) | 14 mi |
| Palmer and Sicard, Inc. | 3.9★ (20) | 10 mi |
| QUIRK Real Estate Sales, Development and Construction | 3.0★ (2) | 20 mi |
| Schoolhouse Plumbing | 1.0★ (1) | 9 mi |
| Sunset Plumbing Inc | 5.0★ (1) | 9 mi |
| TAPS Decorative Plumbing | 5.0★ (2) | 11 mi |
| Townsend Energy | 3.7★ (71) | 9 mi |
| Traditional Oil Heating Services | 5.0★ (33) | 24 mi |
| Water Expressions | 5.0★ (2) | 8 mi |
How much do plumbers cost in Durham?
National price ranges in USD, not adjusted for Durham. 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 New Hampshire
In New Hampshire, New Hampshire Office of Professional Licensure and Certification licenses Plumber licenses (Mechanical Licensing Board).
- 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 Durham plumbers
We scored 129 Durham 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 Durham 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 Durham: frequently asked questions
Who is the best plumber in Durham?
By CR Score, the highest-ranked plumber in Durham, NH is Seacoast Sewer & Drain, Inc. with a CR Score of 88/100. It has 4.9★ from 156 Google reviews. It is open 24/7. All American Plumbing and Heating (#2) and Sgt. Smith's Drain Cleaning Services (#3) follow. We ranked 129 plumbers on 8 factors, last updated October 22, 2026.
How many plumbers are there in Durham?
ContractorsRanked ranks 129 plumbers serving Durham, NH. 1 of them is based in Durham; 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 Durham are open 24/7?
33 ranked plumbers in Durham post 24/7 hours. The highest-ranked are Seacoast Sewer & Drain, Inc. (#1), All American Plumbing and Heating (#2) and Sgt. Smith's Drain Cleaning Services (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which plumbers in Durham work on weekends?
50 of 129 ranked plumbers post Saturday hours and 40 post Sunday hours. The highest-ranked open Saturdays are Seacoast Sewer & Drain, Inc. (#1), All American Plumbing and Heating (#2) and Sgt. Smith's Drain Cleaning Services (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check a plumber's license in New Hampshire?
In New Hampshire, New Hampshire Office of Professional Licensure and Certification handles licensing and covers Plumber licenses (Mechanical Licensing Board).
How much does water heater replacement cost in Durham?
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 Durham. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Durham plumbers have?
The median Google rating among 129 rated plumbers in Durham is 4.9★, with a median of 12 reviews. Heritage Home Service has the most, 7,956 reviews, and ranks #17. 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 Durham
- October 2026: CR Scores recalculated for 129 plumbers serving Durham.
- October 2026: 2 duplicate listings merged.
More plumbers and Durham pages
Plumbers near Durham
- Plumbers in Newmarket, NH162 ranked
- Plumbers in Dover, NH112 ranked
- Plumbers in Stratham Station, NH146 ranked
- Plumbers in Barrington, NH144 ranked
- Plumbers in Somersworth, NH103 ranked
- Plumbers in Portsmouth, NH105 ranked
- Plumbers in Exeter, NH205 ranked
- Plumbers in Rye, NH118 ranked
- Plumbers in Rochester, NH103 ranked
- Plumbers in Hampton, NH184 ranked
Other trades in Durham
- Roofers in Durham414 ranked
- Electricians in Durham139 ranked
- HVAC contractors in Durham218 ranked
- General contractors in Durham193 ranked
- Painters in Durham60 ranked
- Landscapers in Durham102 ranked
- Handymen in Durham38 ranked
- Kitchen remodelers in Durham82 ranked
- Bathroom remodelers in Durham71 ranked
- Flooring contractors in Durham67 ranked
- Tile installers in Durham15 ranked
- Drywall contractors in Durham8 ranked
- Concrete contractors in Durham34 ranked
- Fence contractors in Durham20 ranked
- Deck builders in Durham42 ranked
- Siding contractors in Durham214 ranked
- Window installers in Durham175 ranked
- Gutter installers in Durham34 ranked
- Insulation contractors in Durham19 ranked
- Solar installers in Durham62 ranked
- Garage door repair companies in Durham28 ranked
- Foundation repair companies in Durham54 ranked
- Tree services in Durham80 ranked
- Masonry contractors in Durham69 ranked
- Water damage restoration companies in Durham141 ranked
- Home builders in Durham206 ranked
- Demolition contractors in Durham27 ranked
- All contractors in Durham