816 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Richmond Hill: Reliance Heating, Air Conditioning & Plumbing, CR Score 91/100; 4.9★ from 10,870 Google reviews; open 24/7.
Best for emergencies (open 24/7): PLUMBER ON DEMAND of VAUGHAN, ON, posts 24/7 hours; ranked #2 of 816.
Most-reviewed: Reliance Heating, Air Conditioning & Plumbing, 9,158 Google reviews at 4.7★, the most of 816 ranked after Reliance Heating, Air Conditioning & Plumbing; ranked #36.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
816 Richmond Hill plumbers are ranked here by CR Score, from 8 published factors. 452 are open 24/7, 666 open Saturdays and 552 open Sundays, based on posted hours. The median Google rating is 5.0★ across 816 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Reliance Heating, Air Conditioning & Plumbing | 91 | 4.9★ (10,870) | Richmond Hill | 24/7 | Overall |
| 2 | PLUMBER ON DEMAND of VAUGHAN, ON | 91 | 5.0★ (297) | Richmond Hill | 24/7 | Emergencies |
| 3 | PLUMBER ON DEMAND of THORNHILL, ON | 90 | 4.9★ (173) | Richmond Hill | 24/7 | — |
| 4 | Mr. Rooter Plumbing of North York ON | 90 | 4.8★ (2,243) | North York, 16 km away | 24/7 | — |
| 5 | Cirton Plumbing & Drains Ltd | 89 | 5.0★ (305) | Aurora, 11 km away | 24/7 | — |
| 6 | Drain King Plumbers Toronto | 89 | 4.7★ (2,552) | North York, 13 km away | 24/7 | — |
| 7 | SUPER PLUMBER | 89 | 5.0★ (90) | Richmond Hill | 24/7 | — |
| 8 | Mr. Rooter Plumbing of Richmond Hill ON | 89 | 4.8★ (332) | Aurora, 4 km away | 24/7 | — |
| 9 | True Service Plumbing | 89 | 5.0★ (1,062) | Toronto, 25 km away | 24/7 | — |
| 10 | Plumber Done Right of Richmond Hill, ON | 89 | 5.0★ (72) | Richmond Hill | 24/7 | — |
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.
Ranked #1 because of its Google rating and availability: 4.9★ from 10,870 Google reviews, open 24/7.
Based in Richmond Hill
Ranked #2 because of its Google rating and availability: 5.0★ from 297 Google reviews, open 24/7.
Based in Richmond Hill
Ranked #3 because of its Google rating and availability: 4.9★ from 173 Google reviews, open 24/7.
Based in North York, 16 km away
Ranked #4 because of its Google rating and availability: 4.8★ from 2,243 Google reviews, open 24/7.
Based in Aurora, 11 km away
Ranked #5 because of its Google rating and availability: 5.0★ from 305 Google reviews, open 24/7.
Based in North York, 13 km away
Ranked #6 because of its Google rating and availability: 4.7★ from 2,552 Google reviews, open 24/7.
Based in Richmond Hill
Ranked #7 because of its Google rating and availability: 5.0★ from 90 Google reviews, open 24/7.
Based in Aurora, 4 km away
Ranked #8 because of its Google rating and availability: 4.8★ from 332 Google reviews, open 24/7.
Based in Toronto, 25 km away
Ranked #9 because of its Google rating and availability: 5.0★ from 1,062 Google reviews, open 24/7.
Based in Richmond Hill
Ranked #10 because of its Google rating and availability: 5.0★ from 72 Google reviews, open 24/7.
Based in Toronto, 23 km away
Ranked #11 because of its Google rating and availability: 5.0★ from 485 Google reviews, open 24/7.
Based in Toronto, 23 km away
Ranked #12 because of its Google rating and availability: 4.8★ from 1,771 Google reviews, open 24/7.
Based in Markham, 4 km away
Ranked #13 because of its Google rating and availability: 4.9★ from 91 Google reviews, open 24/7.
Based in East York, 18 km away
Ranked #14 because of its Google rating and availability: 4.9★ from 453 Google reviews, open 24/7.
Based in North York, 11 km away
Ranked #15 because of its Google rating and availability: 5.0★ from 122 Google reviews, open 24/7.
Based in Pickering, 21 km away
Ranked #16 because of its Google rating and availability: 4.8★ from 1,023 Google reviews, open 24/7.
Based in Scarborough, 23 km away
Ranked #17 because of its Google rating and availability: 5.0★ from 430 Google reviews, open 24/7.
Based in North York, 14 km away
Ranked #18 because of its Google rating and availability: 4.9★ from 255 Google reviews, open 24/7.
Based in North York, 16 km away
Ranked #19 because of its Google rating and availability: 4.9★ from 288 Google reviews, open 24/7.
Based in Etobicoke, 24 km away
Ranked #20 because of its Google rating and availability: 4.9★ from 775 Google reviews, open 24/7.
Based in Concord, 12 km away
Ranked #21 because of its Google rating and availability: 4.9★ from 181 Google reviews, open 24/7.
Based in North York, 9 km away
Ranked #22 because of its Google rating and availability: 4.9★ from 131 Google reviews, open 24/7.
Based in Markham, 11 km away
Ranked #23 because of its Google rating and availability: 4.9★ from 160 Google reviews, open 24/7.
Based in North York, 12 km away
Ranked #24 because of its Google rating and availability: 4.7★ from 529 Google reviews, open 24/7.
Based in East York, 18 km away
Ranked #25 because of its Google rating and availability: 5.0★ from 184 Google reviews, open 24/7.
#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 816 ranked plumbers here; the rest are on their profiles.
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 |
|---|---|---|
| 5 Star Plumbers | In Richmond Hill | |
| 905 Restoration | 5.0★ (2) | In Richmond Hill |
| ACCL Plumbing | In Richmond Hill | |
| Canadian Standard Plumbing | 5.0★ (116) | 8 km |
| CDP Plumbing of Vaughan. | 4.7★ (99) | 9 km |
| Dorsenblue Home Services | In Richmond Hill | |
| Drain Rescue Plumbers Toronto | 4.8★ (844) | 29 km |
| DrainWorks Plumbing Richmond Hill | In Richmond Hill | |
| John The Plumber Toronto | 4.8★ (197) | 18 km |
| KSI Integrated Facility Services | 5.0★ (1) | In Richmond Hill |
| Mr. Rooter Plumbing of Scarborough ON | 4.7★ (479) | 21 km |
| Nor-Line Plumbing & Mechanical Limited | In Richmond Hill | |
| Pilot Plumbing Products Inc | 1.0★ (2) | In Richmond Hill |
| PIPE PRINCE PLUMBING | 5.0★ (29) | 6 km |
| Plumber Richmond Hill | In Richmond Hill | |
| Plumbs Up Plumbing & Drains - Richmond Hill, ON | 4.0★ (1) | In Richmond Hill |
| Preferred Plumbing Solutions Inc. | In Richmond Hill | |
| Saving Plumbing Inc. | In Richmond Hill | |
| Superior Plumbing & Heating of Richmond Hill | In Richmond Hill | |
| Umbrella Waterproofing, Drains & Plumbing | In Richmond Hill |
US national ranges converted to CAD, not adjusted for Richmond Hill. 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 |
We scored 816 Richmond Hill 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 Richmond Hill 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 |