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ContractorsRanked

Emergency Plumbers in Alliston, ON (2026)

Top 50 of 183 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 Alliston: PHD Plumbing and Drain well service, 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 Alliston at a glance

Top emergency plumbers in Alliston at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1PHD Plumbing and Drain well service924.8★ (412)Alliston24/7
2Mr. Rooter Plumbing of Caledon894.4★ (273)Orangeville, 3 km away24/7
3Pedrosa Plumbing Inc885.0★ (84)Tottenham, 15 km away24/7
4Reliance Yanch Heating, Air Conditioning & Plumbing884.8★ (5,937)Barrie, 26 km away24/7
5CDS Plumbing885.0★ (244)Aurora, 29 km away24/7
6SUREFLOW PLUMBING & DRAIN874.9★ (194)East Gwillimbury, 25 km away24/7
7Mr. Rooter Plumbing of Newmarket ON874.8★ (512)East Gwillimbury, 32 km away24/7
8Forge Plumbing & Drains875.0★ (54)Barrie, 17 km away24/7
9Strong's Septic Service Inc874.4★ (21)Alliston24/7
10Mutshinda Plumbing , Barrie Plumbers875.0★ (13)Barrie, 3 km away24/7

Call an emergency plumber in Alliston 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 Alliston, 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 183 is on the plumbers page.

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

  13. #13 Aquatec Plumbing

    Based in East Gwillimbury, 32 km away

    86/100CR Score

    Ranked #13 because of its Google rating and availability: 5.0★ from 157 Google reviews, open 24/7.

    • 5.0★ from 157 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    45 Grist Mill Rd, Holland Landing, ON L9N 1M7
    View profile for Aquatec Plumbing(289) 470-6221

  16. #16 Drain Right Now INC

    Based in Barrie, 32 km away

    86/100CR Score

    Ranked #16 because of its Google rating and availability: 4.8★ from 255 Google reviews, open 24/7.

    • 4.8★ from 255 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    31 Bothwell Crescent, Barrie, ON L4M 2S1
    View profile for Drain Right Now INC

Top 50 of 183 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 Alliston, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Affordable Comfort854.9★ (2,540)24 km
27Plumbing Nerds: Plumbing & Drain Services near Bradford, ON854.9★ (34)22 km
28Sureflow Plumbing & Drain854.9★ (59)29 km
29Harris Plumbing Inc.844.8★ (112)34 km
30MB&K Plumbing Inc.844.9★ (58)30 km
31J T Plumbing & Drain Services Inc.844.8★ (38)25 km
32GS1 Plumbing844.8★ (76)32 km
33Aras Plumbing Aurora Office845.0★ (75)37 km
34Crawford Plumbing845.0★ (79)39 km
35Aaron & Son Plumbing844.6★ (150)35 km
36PHD Plumbing and Drain well service in innisfil845.0★ (33)31 km
37JS Home Services834.5★ (244)36 km
38Ontario Pacific Plumbing834.9★ (21)26 km
39SGM MECHANICAL833.4★ (5)In Alliston
40Clearview Plumbing835.0★ (33)34 km
415 Star Plumbing835.0★ (35)36 km
42Bradford Plumbing834.4★ (25)25 km
43Enercare834.7★ (2,051)26 km
44TMX PLUMBING INC835.0★ (15)28 km
45Make It Drain834.6★ (31)29 km
46Integrity Plumbing Services835.0★ (4)In Alliston
47Plumbing Solutions834.9★ (40)38 km
48U-Save Plumbing Inc.824.8★ (24)33 km
49Ironclad Plumbing – Aurora825.0★ (25)36 km
50Michael’s Plumbing Service824.3★ (21)28 km

How we ranked emergency plumbers in Alliston

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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
Reputation25%Bayesian-adjusted Google star rating
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2
Review volume10%log10(reviews + 1) against the list maximum
Recency10%Share of reviews from the last 12 months
Availability20%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radius
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)

Emergency plumbers in Alliston: questions

Which plumbers in Alliston are open 24/7?

25 on this list post 24/7 hours, including PHD Plumbing and Drain well service, Mr. Rooter Plumbing of Caledon, Pedrosa Plumbing Inc, Reliance Yanch Heating, Air Conditioning & Plumbing and CDS Plumbing.

Who is ranked #1 for emergency plumbing in Alliston, ON?

PHD Plumbing and Drain well service is #1, with a CR Score of 92 out of 100 on emergency weights.

How are emergency plumbers in Alliston ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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?

24 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Alliston

  1. October 2026: CR Scores recalculated for 183 plumbers serving Alliston.
  2. October 2026: 2 duplicate listings merged.

More emergency and plumbing pages