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Emergency Plumbers in Randallstown, MD (2026)

Top 50 of 506 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 Randallstown: 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 Randallstown at a glance

Top emergency plumbers in Randallstown at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Len The Plumber Heating & Air, LLC654.7★ (15,911)Arbutus, 10 mi away24/7
2Roto-Rooter Plumbing & Water Cleanup644.8★ (4,075)Baltimore, 11 mi away24/7
3Catons Plumbing, Drains & Water Cleanup634.7★ (1,684)Catonsville, 6 mi away24/7
4Brian B. Quick Plumbing634.9★ (946)Reisterstown, 7 mi away24/7
5Roto-Rooter Plumbing & Water Cleanup634.8★ (956)Ellicott City, 7 mi away24/7
6Roto-Rooter Plumbing & Water Cleanup624.9★ (542)Eldersburg, 7 mi away24/7
7Catons Plumbing, Drains & Water Cleanup624.8★ (565)Ellicott City, 7 mi away24/7
8Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical624.8★ (4,514)Baltimore, 3 mi away24/7
9Roto-Rooter Plumbing & Water Cleanup624.9★ (1,074)Arbutus, 12 mi away24/7
10Roto-Rooter Plumbing & Water Cleanup624.8★ (1,242)Elkridge, 12 mi away24/7

Call an emergency plumber in Randallstown 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 Randallstown, 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 506 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.

  12. #12 Donovan WaterWorks

    Based in Cockeysville, 11 mi away

    62/100CR Score

    Ranked #12 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

  15. #15 Prime Plumbing

    Based in Glen Burnie, 18 mi away

    61/100CR Score

    Ranked #15 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

  22. #22 Abbott's Plumbing

    Based in Elkridge, 12 mi away

    60/100CR Score

    Ranked #22 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

  25. #25 Ahoy Plumbing

    Based in Columbia, 11 mi away

    60/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 140 Google reviews, listed on Google as “Plumber”.

    • 5.0★ from 140 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Ahoy Plumbing(443) 343-2920

Top 50 of 506 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 Randallstown, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Sewer Slayer605.0★ (157)12 mi
27Catons Plumbing, Drains & Water Cleanup604.9★ (142)11 mi
28Hardy Plumbing | Emergency Plumber, Drain Cleaning, Pipe Repair, Tankless Water Heater Repair and Replacement in Towson MD595.0★ (151)13 mi
29Brian B. Quick Plumbing594.9★ (1,368)24 mi
30Len The Plumber Heating & Air, LLC594.8★ (1,053)22 mi
31Perfect Plumbing594.7★ (196)13 mi
32All Clear Plumbing & Drain Service, LLC594.8★ (547)19 mi
33Maryland Worx Plumbing Drain Cleaning and Excavation594.4★ (19)In Randallstown
34Benjamin Franklin Plumbing of Mount Airy594.8★ (461)18 mi
35Hardy Plumbing | Emergency Plumber, Drain Cleaning, Pipe Repair, Tankless Water Heater Repair and Replacement in Timonium, MD595.0★ (64)10 mi
36Bridges Plumbing Co595.0★ (31)6 mi
37TNT Plumbing & Drain Service, LLC594.9★ (110)12 mi
38Abend Services594.8★ (175)14 mi
39Mahon Plumbing594.9★ (268)18 mi
40Get Back Plumbing594.9★ (104)13 mi
41SLO-FLO Plumbing595.0★ (213)18 mi
42Chase Plumbing & Well Services585.0★ (67)12 mi
43Greer Plumbing & Water Heater Repair584.9★ (450)22 mi
44Nick's Plumbing584.9★ (78)12 mi
45Trust Plumbing & Heating, LLC585.0★ (143)17 mi
46F.H. Furr Plumbing, Heating, Air Conditioning & Electrical584.7★ (1,847)12 mi
47Beltway Air Conditioning, Heating & Plumbing584.9★ (2,167)16 mi
48Elite Plumbing & Home Services584.9★ (228)19 mi
49JSquad Services585.0★ (33)9 mi
50Bailey Bros. Plumbing & Drain Services585.0★ (154)19 mi

How we ranked emergency plumbers in Randallstown

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 Randallstown: questions

Which plumbers in Randallstown are open 24/7?

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

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

Len The Plumber Heating & Air, LLC is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency plumbers in Randallstown 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 Randallstown

  1. October 2026: CR Scores recalculated for 506 plumbers serving Randallstown.
  2. October 2026: 7 duplicate listings merged.

More emergency and plumbing pages