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Emergency Plumbers in Newmarket, NH (2026)

Top 50 of 162 plumbers, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 plumbers on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

The short answer

  1. 1

    #1 for emergency plumbing in Newmarket: Seacoast Sewer & Drain, Inc., open 24/7.

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

Top emergency plumbers in Newmarket at a glance

Top emergency plumbers in Newmarket at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Seacoast Sewer & Drain, Inc.614.9★ (156)Eliot, 9 mi away24/7
2All American Plumbing and Heating604.9★ (58)Eliot, 5 mi away24/7
3Sgt. Smith's Drain Cleaning Services604.8★ (196)Biddeford, 12 mi away24/7
4SRV Plumbing and Heating605.0★ (58)Haverhill, 7 mi away24/7
5Top Dog Sewer & Drain604.9★ (58)Chester, 7 mi away24/7
6A-List Drains Inc595.0★ (142)Andover, 17 mi away24/7
7The Drain Surgeon595.0★ (25)Barnstable, 7 mi away24/7
8Fabrizio John Plumbing and Heating584.5★ (8)Newmarket24/7
9Maffei Services584.7★ (848)Haverhill, 25 mi away24/7
10Heritage Home Service584.9★ (2,248)Hampton, 9 mi away24/7

Call an emergency plumber in Newmarket now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency plumbers in Newmarket, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 162 is on the plumbers page.

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

  9. #9 Maffei Services

    Based in Haverhill, 25 mi away

    58/100CR Score

    Ranked #9 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

  11. #11 Rooter-Man

    Based in Exeter, 8 mi away

    58/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 23 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 23 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    12 Kingston Rd Suite D, Exeter, NH 03833
    View profile for Rooter-Man(603) 772-9796

  14. #14 Rooter-Man

    Based in Eliot, 9 mi away

    58/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.5★ from 33 Google reviews, listed on Google as “Plumber”.

    • 4.5★ from 33 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    814 ME-236, Eliot, ME 03903
    View profile for Rooter-Man(207) 439-4617

  16. #16 Value Rooter

    Based in South Berwick, 11 mi away

    57/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.8★ from 19 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 19 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    86 Oldfields Rd, South Berwick, ME 03908
    View profile for Value Rooter(207) 384-2879

  17. #17 Port City Plumbing

    Based in Portsmouth, 8 mi away

    57/100CR Score

    Ranked #17 because of its Google rating and trade focus: 3.7★ from 31 Google reviews, listed on Google as “Plumber”.

    • 3.7★ from 31 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1250 Woodbury Ave, Portsmouth, NH 03801
    View profile for Port City Plumbing(603) 431-7770

  19. #19 Jeff's Drains

    Based in Haverhill, 24 mi away

    56/100CR Score

    Ranked #19 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

  24. #24 Pilot Plumbing, Heating and Cooling | Plumber, Tankless Water Heater Repair & Installation | Heating & AC Repair Sandown, NH

    Based in Sandown, 14 mi away

    54/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 51 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    265 Fremont Rd, Sandown, NH 03873
    View profile for Pilot Plumbing, Heating and Cooling | Plumber, Tankless Water Heater Repair & Installation | Heating & AC Repair Sandown, NH(603) 634-8531

Top 50 of 162 plumbers by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

plumbers in Newmarket, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Queen City Plumbing & Heating544.4★ (39)25 mi
27CPR/Complete Plumbing Repair LLC544.6★ (9)21 mi
28Twins Plumbing and Heating Inc.534.6★ (20)25 mi
29Derry Plumbing & Heating534.8★ (176)24 mi
30Heritage Home Service534.9★ (45)9 mi
31Household Environmental525.0★ (257)24 mi
32Extreme Plumbing514.7★ (51)23 mi
33Palmer and Sicard, Inc.513.9★ (20)7 mi
34Townsend Energy513.7★ (71)8 mi
35Colonial Plumbing & Heating504.7★ (32)25 mi
36HomeWiz504.6★ (163)23 mi
37Dry Air Systems Inc504.7★ (61)20 mi
38Michael Olszanowski Plumbing & Heating505.0★ (11)In Newmarket
39Traditional Oil Heating Services505.0★ (33)20 mi
40NH Groundscapes, LLC (NHG)494.9★ (56)24 mi
41BOH DIRT WORKS, LLC495.0★ (11)17 mi
42Mad Moose Mechanical475.0★ (14)24 mi
43Cochecho Plumbing & Heating474.7★ (14)8 mi
44Rooter-Man of Southern Maine/New Hampshire474.4★ (8)6 mi
45Hollins Plumbing & Heating475.0★ (28)15 mi
46James Golter Plumbing & Heating464.3★ (6)8 mi
47A Sewer Services454.7★ (17)16 mi
48Dufresne Plumbing & Heating454.2★ (5)10 mi
49Plumbing & Heating Solutions455.0★ (11)15 mi
50Buchanan Waterworks Plumbing & Heating454.7★ (3)9 mi

How we ranked emergency plumbers in Newmarket

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

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 from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency plumbers in Newmarket: questions

Which plumbers in Newmarket are open 24/7?

25 on this list post 24/7 hours, including Seacoast Sewer & Drain, Inc., All American Plumbing and Heating, Sgt. Smith's Drain Cleaning Services, SRV Plumbing and Heating and Top Dog Sewer & Drain.

Who is ranked #1 for emergency plumbing in Newmarket, NH?

Seacoast Sewer & Drain, Inc. is #1, with a CR Score of 61 out of 100 on emergency weights.

How are emergency plumbers in Newmarket ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 plumbers are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the plumber arrives?

Burst pipe or major leak: shut off the main water valve first. If water reaches outlets or the panel, stay clear and call 911.

How many emergency plumbers here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Newmarket

  1. October 2026: CR Scores recalculated for 162 plumbers serving Newmarket.
  2. October 2026: 2 duplicate listings merged.

More emergency and plumbing pages