90/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 159 Google reviews, open 24/7.
- 5.0★ from 159 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Plumbers in King, ON (2026)
745 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in King: PLUMBER ON DEMAND of NOBLETON, ON, CR Score 90/100; 5.0★ from 159 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Cirton Plumbing & Drains Ltd, posts 24/7 hours; ranked #2 of 745.
- 6
Most-reviewed: Reliance Heating, Air Conditioning & Plumbing, 10,870 Google reviews at 4.9★, the most of 745 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
745 King plumbers are ranked here by CR Score, from 8 published factors. 402 are open 24/7, 598 open Saturdays and 493 open Sundays, based on posted hours. The median Google rating is 4.9★ across 745 rated businesses.
Top 10 plumbers in King at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | PLUMBER ON DEMAND of NOBLETON, ON | 90 | 5.0★ (159) | King | 24/7 | Overall |
| 2 | Cirton Plumbing & Drains Ltd | 90 | 5.0★ (305) | Aurora, 9 km away | 24/7 | Emergencies |
| 3 | PLUMBER ON DEMAND of BOLTON, ON | 90 | 5.0★ (113) | King | 24/7 | — |
| 4 | PLUMBER ON DEMAND of VAUGHAN, ON | 89 | 5.0★ (297) | Richmond Hill, 14 km away | 24/7 | — |
| 5 | Mr. Rooter Plumbing of North York ON | 88 | 4.8★ (2,243) | North York, 24 km away | 24/7 | — |
| 6 | Reliance Heating, Air Conditioning & Plumbing | 88 | 4.9★ (10,870) | Richmond Hill, 21 km away | 24/7 | Most reviews |
| 7 | Drain King Plumbers Toronto | 88 | 4.7★ (2,552) | North York, 25 km away | 24/7 | — |
| 8 | Brento Plumbing & Mechanical Inc | 87 | 4.9★ (38) | King | 24/7 | — |
| 9 | Mr. Rooter Plumbing of Richmond Hill ON | 87 | 4.8★ (332) | Aurora, 15 km away | 24/7 | — |
| 10 | Plumber Real Way Newmarket | 87 | 5.0★ (118) | Newmarket, 14 km away | 24/7 | — |
The 745 best plumbers in King, 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.
Based in Aurora, 9 km away
90/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 305 Google reviews, open 24/7.
- 5.0★ from 305 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 168 Loraview Ln, Aurora, ON L4G 6N4
Based in King
90/100CR ScoreRanked #3 because of its Google rating and availability: 5.0★ from 113 Google reviews, open 24/7.
- 5.0★ from 113 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Richmond Hill, 14 km away
89/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 297 Google reviews, open 24/7.
- 5.0★ from 297 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in North York, 24 km away
88/100CR ScoreRanked #5 because of its Google rating and availability: 4.8★ from 2,243 Google reviews, open 24/7.
- 4.8★ from 2,243 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 71 Penn Dr, North York, ON M9L 2A6
Based in Richmond Hill, 21 km away
88/100CR ScoreRanked #6 because of its Google rating and availability: 4.9★ from 10,870 Google reviews, open 24/7.
- 4.9★ from 10,870 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 200 West Beaver Creek Rd Unit 1-7, Richmond Hill, ON L4B 1B4
Based in North York, 25 km away
88/100CR ScoreRanked #7 because of its Google rating and availability: 4.7★ from 2,552 Google reviews, open 24/7.
- 4.7★ from 2,552 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 100 St Regis Crescent S #8, North York, ON M3J 1Y8
Based in King
87/100CR ScoreRanked #8 because of its Google rating and availability: 4.9★ from 38 Google reviews, open 24/7.
- 4.9★ from 38 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Aurora, 15 km away
87/100CR ScoreRanked #9 because of its Google rating and availability: 4.8★ from 332 Google reviews, open 24/7.
- 4.8★ from 332 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Newmarket, 14 km away
87/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 118 Google reviews, open 24/7.
- 5.0★ from 118 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 154 Victoria St, Newmarket, ON L3Y 4C8
#11 Aquatec Plumbing
Based in East Gwillimbury, 18 km away
87/100CR ScoreRanked #11 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
Based in Aurora, 10 km away
87/100CR ScoreRanked #12 because of its Google rating and availability: 5.0★ from 75 Google reviews, open 24/7.
- 5.0★ from 75 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 65 Poplar Crescent, Aurora, ON L4G 3M4
Based in King
87/100CR ScoreRanked #13 because of its Google rating and availability: 4.8★ from 45 Google reviews, open 24/7.
- 4.8★ from 45 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10 Gatineau Dr, Thornhill, ON L4J 8H5
Based in Toronto, 37 km away
87/100CR ScoreRanked #14 because of its Google rating and availability: 5.0★ from 1,062 Google reviews, open 24/7.
- 5.0★ from 1,062 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 180 Brock Ave, Toronto, ON M6K 2L6
#15 CDS Plumbing
Based in Aurora, 26 km away
87/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 244 Google reviews, open 24/7.
- 5.0★ from 244 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in East Gwillimbury, 19 km away
87/100CR ScoreRanked #16 because of its Google rating and availability: 4.9★ from 194 Google reviews, open 24/7.
- 4.9★ from 194 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 150 Artesian Industrial Pkwy Unit #4, Bradford, ON L3Z 3G3
Based in Barrie, 6 km away
87/100CR ScoreRanked #17 because of its Google rating and availability: 4.9★ from 46 Google reviews, open 24/7.
- 4.9★ from 46 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in East Gwillimbury, 23 km away
87/100CR ScoreRanked #18 because of its Google rating and availability: 4.8★ from 512 Google reviews, open 24/7.
- 4.8★ from 512 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in King
87/100CR ScoreRanked #19 because of its Google rating and availability: 4.9★ from 21 Google reviews, open 24/7.
- 4.9★ from 21 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 560 S Canal Bank Rd, King, ON L7B 0K6
Based in Concord, 20 km away
87/100CR ScoreRanked #20 because of its Google rating and availability: 4.9★ from 181 Google reviews, open 24/7.
- 4.9★ from 181 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 104, 3300 Hwy 7 #130, Concord, ON L4K 4M3
Based in Etobicoke, 33 km away
86/100CR ScoreRanked #21 because of its Google rating and availability: 4.9★ from 775 Google reviews, open 24/7.
- 4.9★ from 775 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in King
86/100CR ScoreRanked #22 because of its Google rating and availability: 4.8★ from 23 Google reviews, open 24/7.
- 4.8★ from 23 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Richmond Hill, 16 km away
86/100CR ScoreRanked #23 because of its Google rating and availability: 5.0★ from 72 Google reviews, open 24/7.
- 5.0★ from 72 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10271 Yonge St, Richmond Hill, ON L4C 3B7
Based in Markham, 15 km away
86/100CR ScoreRanked #24 because of its Google rating and availability: 4.9★ from 91 Google reviews, open 24/7.
- 4.9★ from 91 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Toronto, 35 km away
86/100CR ScoreRanked #25 because of its Google rating and availability: 5.0★ from 485 Google reviews, open 24/7.
- 5.0★ from 485 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- Unit #3, 113 Annette St, Toronto, ON M6P 1N8
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 745 ranked plumbers here; the rest are on their profiles.
Also serving King
20 more plumbers within 40 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| 905 Restoration | 5.0★ (2) | 9 km |
| Arico Plumbing Inc. | In King | |
| Artisan Plumbing | 3.0★ (2) | 23 km |
| Blueseal Plumbing - Maple | 5.0★ (2) | 14 km |
| Canadian Standard Plumbing | 5.0★ (116) | 22 km |
| CDP Plumbing of Vaughan. | 4.7★ (99) | 16 km |
| Everest Drain & Plumbing: Vaughan's Local Plumber | 5.0★ (2) | In King |
| FAM Plumbers inc | In King | |
| Faris Mechanical Inc | In King | |
| Greater Muskoka Plumbing Services | In King | |
| GS1 Plumbing | 4.8★ (76) | In King |
| GTAPlumberman | 5.0★ (2) | 9 km |
| Jones Plumbing & Mechanical | 3.0★ (2) | In King |
| JS Home Services | 4.5★ (244) | 16 km |
| MT Drains & Plumbers Newmarket : Foundation Repair & Basement Waterproofing Aurora | 5.0★ (2) | 12 km |
| Pilot Plumbing Products Inc | 1.0★ (2) | 20 km |
| Platinum Plumbing Group | 5.0★ (2) | 12 km |
| Plumber Richmond Hill - Plumbing Solution Inc. | In King | |
| Reliance Heating, Air Conditioning & Plumbing | 4.8★ (20,445) | 37 km |
| York Simcoe Plumbing & Mechanical Corp. | 5.0★ (2) | 14 km |
How much do plumbers cost in King?
US national ranges converted to CAD, not adjusted for King. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Water heater replacement | CA$1,240 | CA$1,890 | CA$2,570 | Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
How we ranked King plumbers
We scored 745 King 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.
| Factor | Weight | Computed from | In King data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Plumbers in King: frequently asked questions
Who is the best plumber in King?
By CR Score, the highest-ranked plumber in King, ON is PLUMBER ON DEMAND of NOBLETON, ON with a CR Score of 90/100. It has 5.0★ from 159 Google reviews. It is open 24/7. Cirton Plumbing & Drains Ltd (#2) and PLUMBER ON DEMAND of BOLTON, ON (#3) follow. We ranked 745 plumbers on 8 factors, last updated October 22, 2026.
How many plumbers are there in King?
ContractorsRanked ranks 745 plumbers serving King, ON. 8 of them are based in King; the rest serve it from nearby towns. Another 20 within 40 km are listed but not ranked yet. Counts are as of October 2026.
Which plumbers in King are open 24/7?
402 ranked plumbers in King post 24/7 hours. The highest-ranked are PLUMBER ON DEMAND of NOBLETON, ON (#1), Cirton Plumbing & Drains Ltd (#2) and PLUMBER ON DEMAND of BOLTON, ON (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which plumbers in King work on weekends?
598 of 745 ranked plumbers post Saturday hours and 493 post Sunday hours. The highest-ranked open Saturdays are PLUMBER ON DEMAND of NOBLETON, ON (#1), Cirton Plumbing & Drains Ltd (#2) and PLUMBER ON DEMAND of BOLTON, ON (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does water heater replacement cost in King?
Water heater replacement typically costs CA$1,240 to CA$2,570, with CA$1,890 typical (Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)). This is a national range, not adjusted for King. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do King plumbers have?
The median Google rating among 745 rated plumbers in King is 4.9★, with a median of 25 reviews. Reliance Heating, Air Conditioning & Plumbing has the most, 10,870 reviews, and ranks #6. 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.
Do plumbers outside King count in this ranking?
Yes, if they are within 40 km of the King city centre, our service radius for plumbers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Update log for King
- October 2026: CR Scores recalculated for 745 plumbers serving King.
- October 2026: 4 duplicate listings merged.
More plumbers and King pages
Plumbers near King
- Plumbers in Aurora, ON667 ranked
- Plumbers in Newmarket, ON556 ranked
- Plumbers in Richmond Hill, ON816 ranked
- Plumbers in Vaughan, ON841 ranked
- Plumbers in Tottenham, ON365 ranked
- Plumbers in East Gwillimbury, ON470 ranked
- Plumbers in Concord, ON850 ranked
- Plumbers in North York, ON848 ranked
- Plumbers in Willowdale, ON851 ranked
- Plumbers in Markham, ON766 ranked
Other trades in King
- Roofers in King796 ranked
- Electricians in King717 ranked
- HVAC contractors in King791 ranked
- General contractors in King1098 ranked
- Painters in King207 ranked
- Landscapers in King264 ranked
- Handymen in King96 ranked
- Kitchen remodelers in King786 ranked
- Bathroom remodelers in King674 ranked
- Flooring contractors in King470 ranked
- Tile installers in King93 ranked
- Drywall contractors in King47 ranked
- Concrete contractors in King400 ranked
- Fence contractors in King320 ranked
- Deck builders in King398 ranked
- Siding contractors in King224 ranked
- Window installers in King520 ranked
- Gutter installers in King221 ranked
- Insulation contractors in King172 ranked
- Solar installers in King85 ranked
- Garage door repair companies in King190 ranked
- Foundation repair companies in King345 ranked
- Tree services in King226 ranked
- Masonry contractors in King264 ranked
- Water damage restoration companies in King480 ranked
- Home builders in King903 ranked
- Demolition contractors in King160 ranked
- All contractors in King