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ContractorsRanked

Best Plumbers in Colesville, MD (2026)

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

The short answer

  1. 1

    Best overall in Colesville: Brian B. Quick Plumbing, CR Score 91/100; 4.9★ from 1,368 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Len The Plumber Heating & Air, LLC, posts 24/7 hours; ranked #2 of 913.

  3. 7

    Most-reviewed: Len The Plumber Heating & Air, LLC, 15,911 Google reviews at 4.7★, the most of 913 ranked; ranked #7.

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

913 Colesville plumbers are ranked here by CR Score, from 8 published factors. 312 are open 24/7, 571 open Saturdays and 432 open Sundays, based on posted hours. The median Google rating is 4.8★ across 913 rated businesses.

Top 10 plumbers in Colesville at a glance

Top 10 plumbers in Colesville at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Brian B. Quick Plumbing914.9★ (1,368)Beltsville, 6 mi away24/7Overall
2Len The Plumber Heating & Air, LLC904.8★ (1,053)Beltsville, 6 mi away24/7Emergencies
3Roto-Rooter Plumbing & Water Cleanup904.8★ (2,719)Washington, D.C., 12 mi away24/7—
4Roto-Rooter Plumbing & Water Cleanup904.8★ (1,211)Bethesda, 8 mi away24/7—
5Roto-Rooter Plumbing & Water Cleanup904.8★ (1,061)Rockville, 8 mi away24/7—
6Benjamin Franklin Plumbing of Silver Spring894.8★ (417)Silver Spring, 5 mi away24/7—
7Len The Plumber Heating & Air, LLC894.7★ (15,911)Arbutus, 21 mi away24/7Most reviews
8Twin Plumbing Solutions895.0★ (85)Beltsville, 2 mi away24/7—
9Handyman At Your Command894.9★ (296)Bethesda, 8 mi away24/7—
10Cardinal Plumbing Heating & Air Inc884.9★ (1,720)Alexandria, 19 mi away24/7—

The 913 best plumbers in Colesville, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

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

  17. #17 John C. Flood

    Based in Washington, D.C., 10 mi away

    88/100CR Score

    Ranked #17 because of its Google rating and availability: 4.8★ from 408 Google reviews, open 24/7.

    • 4.8★ from 408 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4419 41st St, Brentwood, MD 20722
    View profile for John C. Flood(301) 962-2319

  24. #24 Prime Plumbing

    Based in Glen Burnie, 22 mi away

    87/100CR Score

    Ranked #24 because of its Google rating and availability: 4.8★ from 2,323 Google reviews, open 24/7.

    • 4.8★ from 2,323 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7617 Baltimore Annapolis Blvd, Glen Burnie, MD 21060
    View profile for Prime Plumbing(443) 247-4400

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

plumbers in Colesville, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Benjamin Franklin Plumbing of Columbia874.9★ (257)14 mi
27Big Guy Plumbing875.0★ (71)8 mi
28District Capital Services LLC874.9★ (269)14 mi
29Home Service Doctors874.8★ (2,036)23 mi
30Mayco Andrade Plumbing874.9★ (467)18 mi
31Service Force Plumbing874.9★ (652)8 mi
32Roto-Rooter Plumbing & Water Cleanup864.8★ (1,503)22 mi
33Clarksburg Plumbing LLC864.8★ (452)15 mi
34Catons Plumbing, Drains & Water Cleanup864.7★ (1,684)19 mi
35Haynes Plumbing864.8★ (201)11 mi
36The Pipe Doctor Plumbing & Drain Cleaning Services864.9★ (671)21 mi
37Catons Plumbing, Drains & Water Cleanup864.8★ (565)17 mi
38Roto-Rooter Plumbing & Water Cleanup864.9★ (1,029)24 mi
39DJ's Plumbing and Electrical Services864.9★ (125)13 mi
40A-Atlantic Plumbing & Drain Service INC 1# CLOGGED DRAIN SERVICE865.0★ (220)19 mi
41Michael Bonsby HVAC, Plumbing & Electrical864.8★ (2,083)11 mi
42Benjamin Franklin Plumbing of Gaithersburg864.9★ (165)15 mi
43Catons Plumbing, Drains & Water Cleanup865.0★ (128)16 mi
44Roto-Rooter Plumbing & Water Cleanup864.9★ (542)23 mi
45Straw Hat Plumbers & Drain Cleaning of Rockville865.0★ (34)8 mi
46The Drain Guys864.7★ (168)11 mi
47Sewer Slayer855.0★ (157)19 mi
48BNH Home Services LLC855.0★ (111)17 mi
49Aqueduct Plumbing Services855.0★ (153)19 mi
50Iverson Plumbing & Drain855.0★ (34)9 mi

Also serving Colesville

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 Colesville
BusinessGoogle ratingDistance
All Clear Plumbing & Drain Service, LLC4.8★ (547)9 mi
Cedar Home Improvement LLC5.0★ (29)6 mi
Conrod's Plumbing Heating and A/C5.0★ (2)5 mi
Coutts Plumbing, Inc5.0★ (2)5 mi
Davis Plumbing & Heating Inc5.0★ (2)9 mi
DMV Plumbing Services5.0★ (2)3 mi
Ecker Plumbing5.0★ (2)5 mi
H Plumbing Inc.5.0★ (2)9 mi
Home Services at The Home Depot3.0★ (2)9 mi
Northeastern Supply4.0★ (2)5 mi
R D Springer Plumbing & Heating5.0★ (2)4 mi
Rogers Plumbing3.0★ (2)1 mi
SLO-FLO Plumbing5.0★ (213)19 mi
T & T Plumbing And Heating5.0★ (2)10 mi
tck plumbing5.0★ (2)11 mi
TechStar Services5.0★ (2)5 mi
Tendongkeng Construction LLC3.0★ (2)7 mi
The Problem SolverIn Colesville
WH Professional Plumbing Services5.0★ (2)5 mi
Your 1 Plumber3.0★ (2)10 mi

How much do plumbers cost in Colesville?

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

How much do plumbers cost in Colesville?
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 Maryland

In Maryland, Maryland State Board of Plumbing licenses Plumbing work: water supply, drain, waste and vent piping and fixtures.

  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 Colesville plumbers

We scored 913 Colesville 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Colesville data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Plumbers in Colesville: frequently asked questions

Who is the best plumber in Colesville?

By CR Score, the highest-ranked plumber in Colesville, MD is Brian B. Quick Plumbing with a CR Score of 91/100. It has 4.9★ from 1,368 Google reviews. It is open 24/7. Len The Plumber Heating & Air, LLC (#2) and Roto-Rooter Plumbing & Water Cleanup (#3) follow. We ranked 913 plumbers on 8 factors, last updated October 22, 2026.

How many plumbers are there in Colesville?

ContractorsRanked ranks 913 plumbers serving Colesville, MD. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which plumbers in Colesville are open 24/7?

312 ranked plumbers in Colesville post 24/7 hours. The highest-ranked are Brian B. Quick Plumbing (#1), Len The Plumber Heating & Air, LLC (#2) and Roto-Rooter Plumbing & Water Cleanup (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Colesville work on weekends?

571 of 913 ranked plumbers post Saturday hours and 432 post Sunday hours. The highest-ranked open Saturdays are Brian B. Quick Plumbing (#1), Len The Plumber Heating & Air, LLC (#2) and Roto-Rooter Plumbing & Water Cleanup (#3). Posted hours are office hours; crews may book weekend jobs separately.

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

In Maryland, Maryland State Board of Plumbing handles licensing and covers Plumbing work: water supply, drain, waste and vent piping and fixtures.

How much does water heater replacement cost in Colesville?

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

What Google rating do Colesville plumbers have?

The median Google rating among 913 rated plumbers in Colesville is 4.8★, with a median of 29 reviews. Len The Plumber Heating & Air, LLC has the most, 15,911 reviews, and ranks #7. 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 Colesville

  1. October 2026: CR Scores recalculated for 913 plumbers serving Colesville.
  2. October 2026: 7 duplicate listings merged.

More plumbers and Colesville pages

Other trades in Colesville