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ContractorsRanked

Best Plumbers in Glasgow, DE (2026)

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

The short answer

  1. 1

    Best overall in Glasgow: Roto-Rooter Plumbing & Water Cleanup, CR Score 65/100; 4.8★ from 1,956 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Benjamin Franklin Plumbing of Wilmington DE, posts 24/7 hours; ranked #2 of 138.

  3. 5

    Most-reviewed: Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical, 9,075 Google reviews at 4.8★, the most of 138 ranked; ranked #5.

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

138 Glasgow plumbers are ranked here by CR Score, from ten published factors. 57 are open 24/7, 75 open Saturdays and 67 open Sundays, based on posted hours. The median Google rating is 4.8★ across 138 rated businesses.

Top 10 plumbers in Glasgow at a glance

Top 10 plumbers in Glasgow at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Roto-Rooter Plumbing & Water Cleanup654.8★ (1,956)Newark, 4 mi away24/7Overall
2Benjamin Franklin Plumbing of Wilmington DE644.9★ (3,042)Wilmington, 12 mi away24/7Emergencies
3Air Temp Solutions - AC Repair, Heating Repair, Water Heater Repair & Plumbing Newark DE624.9★ (2,030)Newark, 1 mi away24/7—
4Zoom Drain614.9★ (334)Bear, 3 mi awaySat · Sun · Evenings—
5Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical614.8★ (9,075)Wilmington, 11 mi away24/7Most reviews
6Service Today Heating, Air Conditioning, Plumbing and Electrical604.8★ (1,090)Bear, 3 mi away24/7—
7Priority Plumbing & Drain605.0★ (96)Bear, 8 mi away24/7—
8Roto-Rooter Plumbing & Water Cleanup604.8★ (871)Wilmington, 18 mi away24/7—
9Len The Plumber Heating & Air, LLC604.6★ (5,486)Philadelphia, 23 mi away24/7—
10Sobieski Inc.594.7★ (5,666)Newark, 3 mi away24/7—

The 138 best plumbers in Glasgow, 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.

  4. #4 Zoom Drain

    Based in Bear, 3 mi away

    61/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.9★ from 334 Google reviews, listed on Google as “Plumber”.

    • 4.9★ from 334 Google reviews
    Hours
    Mon–Fri 7 AM–9 PM · Sat–Sun 8 AM–4 PM
    Address
    110 Carson Dr, Bear, DE 19701
    View profile for Zoom Drain(302) 200-4266

  10. #10 Sobieski Inc.

    Based in Newark, 3 mi away

    59/100CR Score

    Ranked #10 because of its Google rating and review volume: 4.7★ from 5,666 Google reviews.

    • 4.7★ from 5,666 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1325 Old Cooch's Bridge, Newark, DE 19713
    View profile for Sobieski Inc.(877) 707-1358

  14. #14 Boulden Brothers

    Based in Newark, 4 mi away

    59/100CR Score

    Ranked #14 because of its Google rating and review volume: 4.8★ from 2,510 Google reviews.

    • 4.8★ from 2,510 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    107 Sandy Dr Building 700, Newark, DE 19713
    View profile for Boulden Brothers(302) 246-7878

  16. #16 Plumbing First

    Based in Middletown, 13 mi away

    58/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 184 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 184 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    110 Sycamore Ln, Townsend, DE 19734
    View profile for Plumbing First(302) 497-5862

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

plumbers in Glasgow, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Cooper Septic llc575.0★ (38)14 mi
27Horizon Services - Air Conditioning, Heating, Plumbing & Electrical574.8★ (2,282)19 mi
28Harris Plumbing, Heating, Air & Electrical574.7★ (1,573)16 mi
29The Water Heater Company- Plumber in Newark, DE575.0★ (61)7 mi
30Otto's Plumbing575.0★ (48)17 mi
31Mattioni Plumbing, Heating & Cooling575.0★ (477)17 mi
32Maichle's Heating and Air Conditioning564.9★ (642)8 mi
33Castle Plumbing Services564.4★ (13)8 mi
34Budget Rooter Plumbing & Drain Cleaning564.5★ (74)8 mi
35Horizon Services - Air Conditioning, Heating, Plumbing & Electrical564.5★ (299)6 mi
36Skyes Plumbing LLC563.9★ (7)5 mi
37JDM #1 Plumbing, LLC564.9★ (333)20 mi
38Wolfe Plumbing LLC565.0★ (311)13 mi
39Big Red Services - HVAC, Plumbing, Electric554.9★ (417)In Glasgow
40SUPREME PLUMBING SERVICES555.0★ (6)12 mi
41One Way Service LLC555.0★ (5)11 mi
42Stay True Plumbing LLC554.8★ (68)11 mi
43Aqua Plumbing Pros555.0★ (93)10 mi
44Drip Plumbing Services, LLC545.0★ (5)13 mi
45William Del Campo Mechanical Services544.0★ (5)10 mi
46Joe the Plumber544.5★ (17)6 mi
47Chesapeake Plumbing and Heating543.4★ (7)11 mi
48T.A Cochran and Son, Inc - HVAC and Plumbing in Newark, DE.544.5★ (43)7 mi
49Wrench Plumbing543.7★ (3)11 mi
50Angler Plumbing544.2★ (19)6 mi

Also serving Glasgow

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 Glasgow
BusinessGoogle ratingDistance
Ada Carpentry & Plumbing LLC5.0★ (1)14 mi
Almark Services LLC5.0★ (2)15 mi
Bella Casa HVAC-R & Plumbing Inc.5.0★ (25)11 mi
Chadds Ford Climate Control4.8★ (480)18 mi
Christiana Mechanical, Inc.3.5★ (2)11 mi
CW Services, LLC4.9★ (238)23 mi
De Barr & Sons Home Improvement LLC4.4★ (7)5 mi
Grassroots Plumbing5.0★ (6)22 mi
Griffin Plumbing & Excavation5.0★ (1)10 mi
Howell Edward P Inc3.0★ (2)8 mi
K C Weaver & Sons5.0★ (31)2 mi
Kokoszka & Sons5.0★ (2)7 mi
Madison Plumbing LLC5.0★ (2)4 mi
Michael Cullen Plumbing3.0★ (1)11 mi
Restaneo Brothers Plumbing5.0★ (2)20 mi
Shields & Sons Inc1.0★ (2)11 mi
Watson Plumbing & Heating Inc.5.0★ (2)16 mi
Watson's Plumbing & Heating4.2★ (36)24 mi
Woodrow Services4.8★ (32)11 mi
Working Pipes Plumbing3.0★ (2)4 mi

How much do plumbers cost in Glasgow?

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

How much do plumbers cost in Glasgow?
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 Delaware

In Delaware, Delaware Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners licenses Plumbing work: water supply, drain, waste and vent piping and fixtures.

  1. Search the business name or license number on the Delaware Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. 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 Glasgow plumbers

We scored 138 Glasgow 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 Glasgow 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 Glasgow: frequently asked questions

Who is the best plumber in Glasgow?

By CR Score, the highest-ranked plumber in Glasgow, DE is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 65/100. It has 4.8★ from 1,956 Google reviews. It is open 24/7. Benjamin Franklin Plumbing of Wilmington DE (#2) and Air Temp Solutions - AC Repair, Heating Repair, Water Heater Repair & Plumbing Newark DE (#3) follow. We ranked 138 plumbers on ten factors, last updated October 22, 2026.

How many plumbers are there in Glasgow?

ContractorsRanked ranks 138 plumbers serving Glasgow, DE. 3 of them are based in Glasgow; 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 Glasgow are open 24/7?

57 ranked plumbers in Glasgow post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), Benjamin Franklin Plumbing of Wilmington DE (#2) and Air Temp Solutions - AC Repair, Heating Repair, Water Heater Repair & Plumbing Newark DE (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Glasgow work on weekends?

75 of 138 ranked plumbers post Saturday hours and 67 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), Benjamin Franklin Plumbing of Wilmington DE (#2) and Air Temp Solutions - AC Repair, Heating Repair, Water Heater Repair & Plumbing Newark DE (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check a plumber's license in Delaware?

In Delaware, Delaware Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners handles licensing and covers Plumbing work: water supply, drain, waste and vent piping and fixtures. Search the business or license number at https://delpros.delaware.gov/OH_VerifyLicense.

How much does water heater replacement cost in Glasgow?

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

What Google rating do Glasgow plumbers have?

The median Google rating among 138 rated plumbers in Glasgow is 4.8★, with a median of 32 reviews. Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical has the most, 9,075 reviews, and ranks #5. 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 Glasgow

  1. October 2026: CR Scores recalculated for 138 plumbers serving Glasgow.
  2. October 2026: 1 duplicate listing merged.

More plumbers and Glasgow pages

Other trades in Glasgow