Skip to content
ContractorsRanked

Best Plumbers in Bel Air South, MD (2026)

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

The short answer

  1. 1

    Best overall in Bel Air South: Roto-Rooter Plumbing & Water Cleanup, CR Score 91/100; 4.8★ from 549 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): The Plumber Guys, posts 24/7 hours; ranked #2 of 222.

  3. 29

    Most-reviewed: Michael & Son Services, 8,039 Google reviews at 4.7★, the most of 222 ranked; ranked #29.

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

222 Bel Air South plumbers are ranked here by CR Score, from 8 published factors. 67 are open 24/7, 122 open Saturdays and 91 open Sundays, based on posted hours. The median Google rating is 4.9★ across 222 rated businesses.

Top 10 plumbers in Bel Air South at a glance

Top 10 plumbers in Bel Air South at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Roto-Rooter Plumbing & Water Cleanup914.8★ (549)Bel Air, 2 mi away24/7Overall
2The Plumber Guys904.9★ (479)Aberdeen, 6 mi away24/7Emergencies
3Benjamin Franklin Plumbing of Harford County894.7★ (204)Bel Air, 1 mi away24/7—
4Roto-Rooter Plumbing & Water Cleanup894.8★ (4,075)Baltimore, 21 mi away24/7—
5Liberty Pure Solutions894.9★ (553)Cockeysville, 14 mi away24/7—
6Straight Plumbing Llc884.9★ (203)Bel Air North, 9 mi away24/7—
7Donovan WaterWorks884.9★ (691)Cockeysville, 17 mi away24/7—
8Redbeard Plumbing, LLC885.0★ (102)Joppatowne, 7 mi away24/7—
9Roto-Rooter Plumbing & Water Cleanup874.8★ (752)Towson, 17 mi away24/7—
10Newberry Plumbing875.0★ (209)Bel Air, 3 mi awaySat · Sun · Evenings—

The 222 best plumbers in Bel Air South, 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.

  2. #2 The Plumber Guys

    Based in Aberdeen, 6 mi away

    90/100CR Score

    Ranked #2 because of its Google rating and availability: 4.9★ from 479 Google reviews, open 24/7.

    • 4.9★ from 479 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1205 Loflin Rd, Aberdeen, MD 21001
    View profile for The Plumber Guys(410) 698-7863

  7. #7 Donovan WaterWorks

    Based in Cockeysville, 17 mi away

    88/100CR Score

    Ranked #7 because of its Google rating and availability: 4.9★ from 691 Google reviews, open 24/7.

    • 4.9★ from 691 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    9720 Greenside Dr #9w, Cockeysville, MD 21030
    View profile for Donovan WaterWorks(410) 240-5299

  10. #10 Newberry Plumbing

    Based in Bel Air, 3 mi away

    87/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 209 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 209 Google reviews
    Hours
    Mon–Fri 6 AM–8 PM · Sat–Sun 8 AM–8 PM
    Address
    1714 Ruger Dr, Bel Air, MD 21015
    View profile for Newberry Plumbing(410) 838-1570

  22. #22 Mahon Plumbing

    Based in Baltimore, 25 mi away

    84/100CR Score

    Ranked #22 because of its Google rating and availability: 4.9★ from 268 Google reviews, open 24/7.

    • 4.9★ from 268 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6824 Fort Smallwood Rd Ste. A, Baltimore, MD 21226
    View profile for Mahon Plumbing(410) 766-8566

  23. #23 Blue Dot Services

    Based in Bel Air North, 6 mi away

    84/100CR Score

    Ranked #23 because of its Google rating and availability: 4.5★ from 7,297 Google reviews, open 24/7.

    • 4.5★ from 7,297 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    125 Industry Ln, Forest Hill, MD 21050
    View profile for Blue Dot Services(410) 846-2992

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

plumbers in Bel Air South, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Otto's Plumbing845.0★ (48)18 mi
27Anchor Mechanical LLC844.9★ (340)5 mi
28PlumbCrazy834.8★ (662)4 mi
29Michael & Son Services834.7★ (8,039)18 mi
30Watson's Plumbing & Heating834.2★ (36)8 mi
31All Nite Sewer & Drain Cleaning, LLC.834.6★ (60)17 mi
32JSquad Services835.0★ (33)19 mi
33Electric Eel Sewer & Drain825.0★ (13)13 mi
34Kelly Plumbing Services, Inc824.8★ (17)13 mi
35Pipe Trades Technologies825.0★ (22)4 mi
36AMC Plumbing, LLC825.0★ (5)8 mi
37Wes Plumbing & Mechanical825.0★ (285)11 mi
38Stilwell Plumbing & Drain Cleaning824.3★ (320)18 mi
39Champion Plumbing & Heating825.0★ (11)9 mi
40Abbott Brothers Plumbing & Heating of Maryland814.8★ (354)20 mi
41Bridges Plumbing Co815.0★ (31)23 mi
42Maryland Advanced Plumbing LLC815.0★ (18)20 mi
43Victory Plumbing Services, LLC814.9★ (50)2 mi
44Grassroots Plumbing805.0★ (6)10 mi
45Drain Chief804.8★ (19)9 mi
46Hughes Mechanical, LLC804.8★ (408)16 mi
47Un stop drains llc805.0★ (8)6 mi
48Fluid Plumbing & Heating LLC804.9★ (148)In Bel Air South
49T.J Plumbing and Remodeling LLC805.0★ (32)1 mi
50Atlantic Blue Water Services804.9★ (684)6 mi

Also serving Bel Air South

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 Bel Air South
BusinessGoogle ratingDistance
Bay Associates Group, Inc.3.0★ (2)18 mi
CPM Plumbing Services, LLC5.0★ (2)4 mi
DJE Plumbing and Heating5.0★ (2)23 mi
Hardy Plumbing | Emergency Plumber, Drain Cleaning, Pipe Repair, Tankless Water Heater Repair and Replacement in Timonium, MD5.0★ (64)18 mi
Hardy Plumbing | Emergency Plumber, Drain Cleaning, Pipe Repair, Tankless Water Heater Repair and Replacement in Towson MD5.0★ (151)15 mi
Howell Edward P Inc3.0★ (2)24 mi
Knopp Drain Services Inc3.0★ (2)4 mi
Mascey PlumbingIn Bel Air South
Mitchell Plumbing & Heating Inc.3.8★ (8)13 mi
Nationwide Plumbing & Heating4.6★ (9)24 mi
Neucor Plumbing & Heating IncIn Bel Air South
North American Millwright Services4.3★ (6)19 mi
R & G Plumbing & Heating5.0★ (2)15 mi
Reliability Home Services4.7★ (539)18 mi
Scardina Plumbing-Heating Inc5.0★ (2)21 mi
SLS Services3.0★ (2)15 mi
W J House Plumbing & Heating5.0★ (1)In Bel Air South
W Wedmore Plumbing5.0★ (2)9 mi
Worldwide Corporation4.5★ (2)20 mi
Zoom Drain4.0★ (43)20 mi

How much do plumbers cost in Bel Air South?

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

How much do plumbers cost in Bel Air South?
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 Bel Air South plumbers

We scored 222 Bel Air South 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 Bel Air South 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 Bel Air South: frequently asked questions

Who is the best plumber in Bel Air South?

By CR Score, the highest-ranked plumber in Bel Air South, MD is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 91/100. It has 4.8★ from 549 Google reviews. It is open 24/7. The Plumber Guys (#2) and Benjamin Franklin Plumbing of Harford County (#3) follow. We ranked 222 plumbers on 8 factors, last updated October 22, 2026.

How many plumbers are there in Bel Air South?

ContractorsRanked ranks 222 plumbers serving Bel Air South, MD. 2 of them are based in Bel Air South; 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 Bel Air South are open 24/7?

67 ranked plumbers in Bel Air South post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), The Plumber Guys (#2) and Benjamin Franklin Plumbing of Harford County (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Bel Air South work on weekends?

122 of 222 ranked plumbers post Saturday hours and 91 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), The Plumber Guys (#2) and Benjamin Franklin Plumbing of Harford County (#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 Bel Air South?

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

What Google rating do Bel Air South plumbers have?

The median Google rating among 222 rated plumbers in Bel Air South is 4.9★, with a median of 19 reviews. Michael & Son Services has the most, 8,039 reviews, and ranks #29. 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 Bel Air South

  1. October 2026: CR Scores recalculated for 222 plumbers serving Bel Air South.
  2. October 2026: 3 duplicate listings merged.

More plumbers and Bel Air South pages

Other trades in Bel Air South