90/100CR Score
Ranked #1 because of its Google rating and availability: 4.8★ from 47 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 47 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Plumbers in Saint John, NB (2026)
21 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Saint John: Crawford's Plumbing and heating LTD, CR Score 90/100; 4.8★ from 47 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Matrix Mechanical, posts 24/7 hours; ranked #2 of 21.
- 2
Most-reviewed: Matrix Mechanical, 512 Google reviews at 4.9★, the most of 21 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
21 Saint John plumbers are ranked here by CR Score, from 8 published factors. 8 are open 24/7, 9 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 4.8★ across 21 rated businesses.
Top 10 plumbers in Saint John at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Crawford's Plumbing and heating LTD | 90 | 4.8★ (47) | Saint John | 24/7 | Overall |
| 2 | Matrix Mechanical | 90 | 4.9★ (512) | Saint John | 24/7 | Emergencies, Most reviews |
| 3 | Port City Plumbing & Heating Ltd | 89 | 5.0★ (28) | Saint John | 24/7 | — |
| 4 | Sure Flow Plumbing & Heating Ltd. | 89 | 4.5★ (68) | Saint John | 24/7 | — |
| 5 | Mackenzie & Wilkins Plumbing | 89 | 5.0★ (24) | Saint John | 24/7 | — |
| 6 | Dominion Plumbing and Heating | 89 | 4.4★ (82) | Saint John | 24/7 | — |
| 7 | Schrick's Plumbing Ltd. | 86 | 5.0★ (14) | Saint John | 24/7 | — |
| 8 | Lawton James E Plumbing & Heating Ltd | 83 | 3.8★ (8) | Saint John | 24/7 | — |
| 9 | H H Hickman & Sons Ltd | 83 | 4.9★ (16) | Saint John | — | — |
| 10 | Alphalux Plumbing | 82 | 5.0★ (7) | Saint John | — | — |
The 21 best plumbers in Saint John, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Based in Saint John
90/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 512 Google reviews, the most Google reviews on this list (512).
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 512 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 204 Carmarthen St, Saint John, NB E2L 2P7
Based in Saint John
89/100CR ScoreRanked #3 because of its Google rating and availability: 5.0★ from 28 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 28 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 109 Vincent Rd, Quispamsis, NB E2E 1S9
Based in Saint John
89/100CR ScoreRanked #4 because of its Google rating and availability: 4.5★ from 68 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 68 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 26 McAlpine Dr, Quispamsis, NB E2G 1H6
Based in Saint John
89/100CR ScoreRanked #5 because of its Google rating and availability: 5.0★ from 24 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 24 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Saint John
89/100CR ScoreRanked #6 because of its Google rating and availability: 4.4★ from 82 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.4★ from 82 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Saint John
86/100CR ScoreRanked #7 because of its Google rating and availability: 5.0★ from 14 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 14 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 32 Keirstead Ave, Hampton, NB E5N 5A4
Based in Saint John
83/100CR ScoreRanked #8 because of its Google rating and availability: 3.8★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 3.8★ from 8 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 126 Main St W, Saint John, NB E2M 3N4
Based in Saint John
83/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 16 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 4.9★ from 16 Google reviews
- Address
- 66 Main St, Saint John, NB E2K 1A2
Based in Saint John
82/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 5.0★ from 7 Google reviews
- Address
- 527 Summer St W, Saint John, NB E2M 2P9
Based in Saint John
81/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 4.6★ from 9 Google reviews
- Address
- 147 Owens Rd, Saint John, NB E2N 1K6
#12 Plumbers R Us
Based in Saint John
79/100CR ScoreRanked #12 because of its Google rating and trade focus: 3.3★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 3.3★ from 3 Google reviews
- Address
- 257 Metcalf St, Saint John, NB E2K 4N5
Based in Saint John
77/100CR ScoreRanked #13 because of its Google rating and availability: 5.0★ from 12 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 12 Google reviews
- Hours
- Mon–Sun 7 AM–5 PM
- Address
- 860 Bay St, Saint John, NB E2M 7L8
Based in Saint John
76/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 10 Google reviews
- Hours
- Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
- Address
- 68 Karen St, Saint John, NB E2N 1E6
Based in Saint John
76/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.4★ from 41 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.4★ from 41 Google reviews
- Hours
- Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
- Address
- 125 Rothesay Ave, Saint John, NB E2L 3Z8
Based in Saint John
75/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 16 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
Based in Saint John
75/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 12 Google reviews
- Hours
- Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
- Address
- 209 Tower St, Saint John, NB E2M 1Z4
Based in Saint John
75/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.5★ from 22 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 22 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 26 Maple Grove Ct, Quispamsis, NB E2E 3S1
Based in Saint John
75/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 6 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 1716 Rothesay Rd, Saint John, NB E2H 2J4
Based in Saint John
73/100CR ScoreRanked #20 because of its Google rating and trade focus: 3.9★ from 21 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 3.9★ from 21 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
Based in Saint John
69/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “Concrete contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.6★ from 10 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 64 Pumpkin Hill Rd, Nauwigewauk, NB E5N 8B3
Also serving Saint John
13 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 |
|---|---|---|
| B & R Commercial Heating & Plumbing | In Saint John | |
| Bath Fitter | 3.8★ (28) | In Saint John |
| Dominion Plumbing and Heating Inc | 3.0★ (1) | In Saint John |
| Doug Forgrave Plumbing & Heating Ltd | 3.0★ (2) | In Saint John |
| Electrify Electrics Inc. | 4.0★ (4) | In Saint John |
| Griffin Plumbing Inc. | 5.0★ (2) | In Saint John |
| Hampton Glen Plumbing & Htg | 5.0★ (1) | In Saint John |
| Harold Peer Limited | In Saint John | |
| Homestar Inc | 4.6★ (209) | In Saint John |
| Orex Construction Inc. | 5.0★ (2) | In Saint John |
| Port City Plumbing & Heating Ltd | 5.0★ (2) | In Saint John |
| saint john chimney | 1.0★ (3) | In Saint John |
| VersaPro Solutions | In Saint John |
How much do plumbers cost in Saint John?
US national ranges converted to CAD, not adjusted for Saint John. 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 Saint John plumbers
We scored 21 Saint John 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 Saint John 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 Saint John: frequently asked questions
Who is the best plumber in Saint John?
By CR Score, the highest-ranked plumber in Saint John, NB is Crawford's Plumbing and heating LTD with a CR Score of 90/100. It has 4.8★ from 47 Google reviews. It is open 24/7. Matrix Mechanical (#2) and Port City Plumbing & Heating Ltd (#3) follow. We ranked 21 plumbers on 8 factors, last updated October 22, 2026.
How many plumbers are there in Saint John?
ContractorsRanked ranks 21 plumbers serving Saint John, NB. 21 of them are based in Saint John; the rest serve it from nearby towns. Another 13 within 40 km are listed but not ranked yet. Counts are as of October 2026.
Which plumbers in Saint John are open 24/7?
8 ranked plumbers in Saint John post 24/7 hours. The highest-ranked are Crawford's Plumbing and heating LTD (#1), Matrix Mechanical (#2) and Port City Plumbing & Heating Ltd (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which plumbers in Saint John work on weekends?
9 of 21 ranked plumbers post Saturday hours and 9 post Sunday hours. The highest-ranked open Saturdays are Crawford's Plumbing and heating LTD (#1), Matrix Mechanical (#2) and Port City Plumbing & Heating Ltd (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does water heater replacement cost in Saint John?
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 Saint John. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Saint John plumbers have?
The median Google rating among 21 rated plumbers in Saint John is 4.8★, with a median of 16 reviews. Matrix Mechanical has the most, 512 reviews, and ranks #2. 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 Saint John count in this ranking?
Yes, if they are within 40 km of the Saint John 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 Saint John
- October 2026: CR Scores recalculated for 21 plumbers serving Saint John.
More plumbers and Saint John pages
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