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Emergency Plumbers in Catonsville, MD (2026)

Top 50 of 613 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 Catonsville: Len The Plumber Heating & Air, LLC, 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 Catonsville at a glance

Top emergency plumbers in Catonsville at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Len The Plumber Heating & Air, LLC674.7★ (15,911)Arbutus, 3 mi away24/7
2Catons Plumbing, Drains & Water Cleanup654.7★ (1,684)Catonsville24/7
3Roto-Rooter Plumbing & Water Cleanup654.8★ (4,075)Baltimore, 6 mi away24/7
4Roto-Rooter Plumbing & Water Cleanup644.9★ (1,074)Arbutus, 5 mi away24/7
5Roto-Rooter Plumbing & Water Cleanup634.8★ (956)Ellicott City, 4 mi away24/7
6Roto-Rooter Plumbing & Water Cleanup634.8★ (1,242)Elkridge, 6 mi away24/7
7Prime Plumbing634.8★ (2,323)Glen Burnie, 10 mi away24/7
8Catons Plumbing, Drains & Water Cleanup634.8★ (565)Ellicott City, 4 mi away24/7
9Benjamin Franklin Plumbing of Baltimore624.9★ (326)Baltimore, 5 mi away24/7
10Catons Plumbing, Drains & Water Cleanup624.8★ (560)Baltimore, 7 mi away24/7

Call an emergency plumber in Catonsville 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 Catonsville, 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 613 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.

  7. #7 Prime Plumbing

    Based in Glen Burnie, 10 mi away

    63/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.8★ from 2,323 Google reviews, listed on Google as “Plumber”.

    • 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

  12. #12 Abbott's Plumbing

    Based in Elkridge, 4 mi away

    62/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.6★ from 426 Google reviews, listed on Google as “Plumber”.

    • 4.6★ from 426 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6149 Washington Blvd, Elkridge, MD 21075
    View profile for Abbott's Plumbing(410) 536-5700

  15. #15 Sewer Slayer

    Based in Arbutus, 5 mi away

    62/100CR Score

    Ranked #15 because of its Google rating and trade focus: 5.0★ from 157 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 157 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Sewer Slayer(443) 763-9194

  21. #21 Donovan WaterWorks

    Based in Cockeysville, 14 mi away

    61/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.9★ from 691 Google reviews, listed on Google as “Plumber”.

    • 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

  22. #22 Perfect Plumbing

    Based in Arbutus, 5 mi away

    61/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.7★ from 196 Google reviews, listed on Google as “Plumber”.

    • 4.7★ from 196 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    803 Barkwood Ct Suite G, Linthicum Heights, MD 21090
    View profile for Perfect Plumbing(443) 572-6116

  25. #25 Abend Services

    Based in Baltimore, 7 mi away

    60/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.8★ from 175 Google reviews, listed on Google as “Plumber”.

    • 4.8★ from 175 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    407 Bon Air Ave, Baltimore, MD 21225
    View profile for Abend Services(443) 516-9224

Top 50 of 613 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 Catonsville, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Brian B. Quick Plumbing604.9★ (1,368)20 mi
27Get Back Plumbing604.9★ (104)6 mi
28Mahon Plumbing604.9★ (268)11 mi
29All Clear Plumbing & Drain Service, LLC604.8★ (547)13 mi
30SLO-FLO Plumbing605.0★ (213)11 mi
31Ahoy Plumbing605.0★ (140)9 mi
32Bridges Plumbing Co605.0★ (31)In Catonsville
33Greer Plumbing & Water Heater Repair604.9★ (450)15 mi
34Len The Plumber Heating & Air, LLC604.8★ (1,053)17 mi
35Beltway Air Conditioning, Heating & Plumbing604.9★ (2,167)8 mi
36Nick's Plumbing604.9★ (78)6 mi
37Drew & Sons Plumbing Corp604.8★ (199)10 mi
38Trust Plumbing & Heating, LLC605.0★ (143)11 mi
39W. A. Booth Plumbing Services llc605.0★ (204)13 mi
40Bailey Bros. Plumbing & Drain Services605.0★ (154)12 mi
41Elite Plumbing & Home Services604.9★ (228)13 mi
42Hardy Plumbing | Emergency Plumber, Drain Cleaning, Pipe Repair, Tankless Water Heater Repair and Replacement in Towson MD605.0★ (151)12 mi
43Apple Plumbing, Heating, & Air595.0★ (216)15 mi
44Catons Plumbing, Drains & Water Cleanup594.9★ (142)11 mi
45F.H. Furr Plumbing, Heating, Air Conditioning & Electrical594.8★ (1,788)9 mi
46Liberty Pure Solutions594.9★ (553)19 mi
47Dun Rite Drain Cleaning LLC594.8★ (18)In Catonsville
48Blessing Plumbing And Drain LLC595.0★ (16)1 mi
49Roto-Rooter Plumbing & Water Cleanup594.8★ (1,324)8 mi
50Millennium Plumbing594.3★ (109)6 mi

How we ranked emergency plumbers in Catonsville

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 Catonsville: questions

Which plumbers in Catonsville are open 24/7?

25 on this list post 24/7 hours, including Len The Plumber Heating & Air, LLC, Catons Plumbing, Drains & Water Cleanup, Roto-Rooter Plumbing & Water Cleanup, Roto-Rooter Plumbing & Water Cleanup and Roto-Rooter Plumbing & Water Cleanup.

Who is ranked #1 for emergency plumbing in Catonsville, MD?

Len The Plumber Heating & Air, LLC is #1, with a CR Score of 67 out of 100 on emergency weights.

How are emergency plumbers in Catonsville 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 Catonsville

  1. October 2026: CR Scores recalculated for 613 plumbers serving Catonsville.
  2. October 2026: 8 duplicate listings merged.

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