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ContractorsRanked

Best Plumbers in Sandown, NH (2026)

373 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Sandown: A-List Drains Inc, CR Score 61/100; 5.0★ from 142 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): St Pierre Plumbing & Drain Cleaning, posts 24/7 hours; ranked #2 of 373.

  3. 10

    Most-reviewed: Heritage Home Service, 7,956 Google reviews at 4.8★, the most of 373 ranked; ranked #10.

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

373 Sandown plumbers are ranked here by CR Score, from ten published factors. 110 are open 24/7, 183 open Saturdays and 144 open Sundays, based on posted hours. The median Google rating is 4.9★ across 373 rated businesses.

Top 10 plumbers in Sandown at a glance

Top 10 plumbers in Sandown at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1A-List Drains Inc615.0★ (142)Andover, 8 mi away24/7Overall
2St Pierre Plumbing & Drain Cleaning614.9★ (77)Chester, 3 mi away24/7Emergencies
3Flow Pro Plumbing and Drain Cleaning605.0★ (118)Derry, 11 mi away24/7—
4Roto-Rooter Plumbing & Water Cleanup604.7★ (411)Manchester, 13 mi away24/7—
5Roto-Rooter Plumbing & Water Cleanup604.8★ (1,146)Lowell, 21 mi away24/7—
6Plumr604.9★ (286)North Andover, 16 mi away24/7—
7Felix, A Wind River Company594.9★ (609)Concord, 21 mi away24/7—
8Paul The Plumber594.8★ (3,427)Derry, 8 mi away——
9Mr. Rooter Plumbing of Greater New Hampshire594.8★ (897)Concord, 21 mi away24/7—
10Heritage Home Service594.8★ (7,956)Auburn, 9 mi away24/7Most reviews

The 373 best plumbers in Sandown, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

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

  6. #6 Plumr

    Based in North Andover, 16 mi away

    60/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.9★ from 286 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 286 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8 Marblehead St B, North Andover, MA 01845
    View profile for Plumr(781) 606-5200

  8. #8 Paul The Plumber

    Based in Derry, 8 mi away

    59/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 3,427 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 3,427 Google reviews
    Hours
    Mon–Fri 7:30 AM–4:30 PM · Sat–Sun closed
    Address
    111 Franklin St Ext, Derry, NH 03038
    View profile for Paul The Plumber(603) 437-7039

  12. #12 Mainline Plumbing

    Based in Londonderry, 12 mi away

    59/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 565 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 565 Google reviews
    Hours
    Mon–Fri 6 AM–6:30 PM · Sat 6 AM–2 PM · Sun closed
    Address
    71 Mammoth Rd, Londonderry, NH 03053
    View profile for Mainline Plumbing(603) 472-5261

  17. #17 Rooter Man

    Based in Lawrence, 16 mi away

    59/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 118 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 118 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    46 Portland St, Lawrence, MA 01843
    View profile for Rooter Man(978) 686-2214

  20. #20 Maffei Services

    Based in Haverhill, 22 mi away

    58/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.7★ from 848 Google reviews, listed on Google as “Plumber”.

    • 4.7★ from 848 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    383 Main St, Rowley, MA 01969
    View profile for Maffei Services(978) 208-2055

  21. #21 Jeff's Drains

    Based in Haverhill, 14 mi away

    58/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.8★ from 102 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 102 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    183 Orchard Hill Rd, Haverhill, MA 01835
    View profile for Jeff's Drains(978) 857-3862

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 373 ranked plumbers here; the rest are on their profiles.

plumbers in Sandown, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Pilot Plumbing, Heating and Cooling | Plumber, Tankless Water Heater Repair & Installation | Heating & AC Repair Sandown, NH585.0★ (51)In Sandown
27The Drain Surgeon585.0★ (25)10 mi
28Daigle Plumbing, Heating & Cooling574.8★ (842)8 mi
29My Plumber575.0★ (36)14 mi
30128 Plumbing, Heating, Cooling & Electric575.0★ (562)17 mi
31Dacare the Plumber574.9★ (73)18 mi
32LHR Plumbing Heating Cooling and Electric574.9★ (454)14 mi
33MillTown Plumbing, Heating, Cooling and Electrical574.8★ (2,927)23 mi
34Rooter-Man574.8★ (23)11 mi
35Drain Guy, LLC575.0★ (46)11 mi
36A.J. LeBlanc Heating, A/C, Plumbing & Electrical574.8★ (683)15 mi
37Derry Plumbing & Heating574.8★ (176)8 mi
38All Clear Plumbing Solutions, LLC574.6★ (9)6 mi
39Competitive Plumbing & Heating565.0★ (52)19 mi
40J.Sar Plumbing & Heating LLC565.0★ (189)21 mi
41Cutting Edge Plumbing LLC565.0★ (268)9 mi
42Rescue Plumbing Services565.0★ (111)25 mi
43Fritz Family Plumbing & Heating565.0★ (52)14 mi
44A. Fagundes Plumbing & Heating Inc.564.8★ (1,626)21 mi
45All Drain Services564.4★ (71)14 mi
46Capeless Plumbing & Heating565.0★ (31)17 mi
47Bill Trombly Plumbing - Heating - Cooling - Electric564.7★ (598)14 mi
48Queen City Plumbing & Heating564.4★ (39)12 mi
49Seacoast Water Services565.0★ (48)20 mi
50Twins Plumbing and Heating Inc.564.6★ (20)12 mi

Also serving Sandown

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.

Unranked plumbers serving Sandown
BusinessGoogle ratingDistance
Al's Septic & Excavation3.0★ (2)8 mi
All American Plumbing and Heating4.9★ (58)21 mi
American Tank Management Inc1.0★ (2)14 mi
Dacare the Plumber5.0★ (2)9 mi
Dan Rich Plumbing & Heating Co2.5★ (2)17 mi
Daniel Doore Plumbing& Heating3.0★ (2)17 mi
Dave Pollock Plumbing3.0★ (2)18 mi
Drain King Inc4.7★ (14)14 mi
ER Plumbing and Heating5.0★ (10)13 mi
Fairbanks Property Services LLC5.0★ (2)13 mi
Farrell Contracting Services, LLC5.0★ (2)13 mi
Harley Weymouth Plumbing & Heating5.0★ (2)16 mi
Jim Tobey Plumbing & Heating3.0★ (2)10 mi
Just Great Plumbing and Heating LLC5.0★ (2)14 mi
Krafton plumbing and heating5.0★ (2)4 mi
Merrimack Valley Plumbing3.0★ (2)14 mi
Mikey Pipes Plumbing & Heating LLC5.0★ (2)15 mi
Precision Plumbing5.0★ (2)7 mi
QUIRK Real Estate Sales, Development and Construction3.0★ (2)In Sandown
Viper Drain Cleaning LLC4.1★ (13)10 mi

How much do plumbers cost in Sandown?

National price ranges in USD, not adjusted for Sandown. Each row names its basis and the month we checked it.

How much do plumbers cost in Sandown?
JobLowTypicalHighBasisChecked
Water heater replacement$882$1,348$1,826Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 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).

  1. Check that the status is active and the name matches the contract or truck.
  2. 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 Sandown plumbers

We scored 373 Sandown 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Sandown data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Plumbers in Sandown: frequently asked questions

Who is the best plumber in Sandown?

By CR Score, the highest-ranked plumber in Sandown, NH is A-List Drains Inc with a CR Score of 61/100. It has 5.0★ from 142 Google reviews. It is open 24/7. St Pierre Plumbing & Drain Cleaning (#2) and Flow Pro Plumbing and Drain Cleaning (#3) follow. We ranked 373 plumbers on ten factors, last updated October 22, 2026.

How many plumbers are there in Sandown?

ContractorsRanked ranks 373 plumbers serving Sandown, NH. 2 of them are based in Sandown; 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 Sandown are open 24/7?

110 ranked plumbers in Sandown post 24/7 hours. The highest-ranked are A-List Drains Inc (#1), St Pierre Plumbing & Drain Cleaning (#2) and Flow Pro Plumbing and Drain Cleaning (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Sandown work on weekends?

183 of 373 ranked plumbers post Saturday hours and 144 post Sunday hours. The highest-ranked open Saturdays are A-List Drains Inc (#1), St Pierre Plumbing & Drain Cleaning (#2) and Flow Pro Plumbing and Drain Cleaning (#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 Sandown?

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 Sandown. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Sandown plumbers have?

The median Google rating among 373 rated plumbers in Sandown is 4.9★, with a median of 17 reviews. Heritage Home Service has the most, 7,956 reviews, and ranks #10. 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 ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Sandown

  1. October 2026: CR Scores recalculated for 373 plumbers serving Sandown.
  2. October 2026: 4 duplicate listings merged.

More plumbers and Sandown pages

Other trades in Sandown