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ContractorsRanked

Emergency Plumbers in Derry, NH (2026)

Top 50 of 431 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 Derry: Flow Pro Plumbing and Drain Cleaning, 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 Derry at a glance

Top emergency plumbers in Derry at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Flow Pro Plumbing and Drain Cleaning915.0★ (118)Derry24/7
2Roto-Rooter Plumbing & Water Cleanup894.7★ (411)Manchester, 8 mi away24/7
3Priority Plumbing894.9★ (149)Bedford, 7 mi away24/7
4Roto-Rooter Plumbing & Water Cleanup894.8★ (1,146)Lowell, 16 mi away24/7
5Overflow Plumbing Co.895.0★ (33)Derry24/7
6Eric C. Foster Plumbing Heating & Cooling Inc.884.9★ (619)Chelmsford, 18 mi away24/7
7High Ground Service Pros - Plumbers Electricians & HVAC Technicians884.9★ (2,303)Manchester, 11 mi away24/7
8Heritage Home Service884.8★ (7,956)Auburn, 6 mi away24/7
9Felix, A Wind River Company884.9★ (609)Concord, 19 mi away24/7
10A-List Drains Inc885.0★ (142)Andover, 13 mi away24/7

Call an emergency plumber in Derry 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 Derry, 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 431 is on the plumbers page.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  12. #12 Plumr

    Based in North Andover, 16 mi away

    88/100CR Score

    Ranked #12 because of its Google rating and availability: 4.9★ from 286 Google reviews, open 24/7.

    • 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

  15. #15 Rooter Man

    Based in Lawrence, 15 mi away

    87/100CR Score

    Ranked #15 because of its Google rating and availability: 5.0★ from 118 Google reviews, open 24/7.

    • 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

Top 50 of 431 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 Derry, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Rescue Plumbing Services865.0★ (111)19 mi
27A. Fagundes Plumbing & Heating Inc.864.8★ (1,626)15 mi
28Doug Anderson Plumbing and Heating864.9★ (222)22 mi
29Household Environmental855.0★ (257)In Derry
30Jeff's Drains854.8★ (102)16 mi
31Bill Trombly Plumbing - Heating - Cooling - Electric854.7★ (598)9 mi
32A. Fagundes Plumbing & Heating Inc.854.9★ (348)11 mi
33SRV Plumbing and Heating855.0★ (58)17 mi
34Viper Drain Cleaning LLC854.1★ (13)3 mi
35Queen City Plumbing & Heating854.4★ (39)8 mi
36Twins Plumbing and Heating Inc.854.6★ (20)8 mi
37128 Plumbing, Heating, Cooling & Electric855.0★ (562)17 mi
38Competitive Plumbing & Heating855.0★ (52)17 mi
39My Plumber855.0★ (36)15 mi
40Armory Plumbing Inc.854.8★ (79)18 mi
41Ari's Pro Drain Cleaning844.9★ (108)22 mi
42Capeless Plumbing & Heating845.0★ (31)15 mi
43Dacare the Plumber844.9★ (73)19 mi
44Drains By James Inc.844.8★ (207)23 mi
45Top Dog Sewer & Drain844.9★ (58)18 mi
46Ferris Plumbing, Heating & Air844.9★ (320)14 mi
47128 Plumbing, Heating, Cooling & Electric845.0★ (443)20 mi
48Walley's Heating & Air844.9★ (793)11 mi
49ER Plumbing and Heating845.0★ (10)6 mi
50All Clear Plumbing Solutions, LLC844.6★ (9)9 mi

How we ranked emergency plumbers in Derry

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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
Reputation25%Bayesian-adjusted Google star rating
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2
Review volume10%log10(reviews + 1) against the list maximum
Recency10%Share of reviews from the last 12 months
Availability20%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radius
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)

Emergency plumbers in Derry: questions

Which plumbers in Derry are open 24/7?

25 on this list post 24/7 hours, including Flow Pro Plumbing and Drain Cleaning, Roto-Rooter Plumbing & Water Cleanup, Priority Plumbing, Roto-Rooter Plumbing & Water Cleanup and Overflow Plumbing Co..

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

Flow Pro Plumbing and Drain Cleaning is #1, with a CR Score of 91 out of 100 on emergency weights.

How are emergency plumbers in Derry ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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 Derry

  1. October 2026: CR Scores recalculated for 431 plumbers serving Derry.
  2. October 2026: 4 duplicate listings merged.

More emergency and plumbing pages