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Plumbers in Cobourg

7 plumbers in Cobourg with multi-platform trust scores.

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Who is the best plumber in Cobourg, Ontario?

The most trusted plumber in Cobourg, Ontario is Herb's Plumbing, with a ProScore of 73/100. ProScore has scored 7 plumbers in Cobourg across 10+ data sources and 20+ trust signals. 2 of the 7 are Trusted-tier (70+) or higher.

Trust scores last computed October 13, 2026.

Which plumbers in Cobourg score highest?

All 7 scored plumbers in Cobourg, ranked by ProScore.

ProScore scores 7 plumbers in Cobourg, and their average score is 59 out of 100. 2 of them reach the Trusted threshold of 70 or higher. 2 are registered with WSIB and 1 holds a TSSA licence. 7 have Google reviews on file — 2,330 reviews in total, and 4 carry a Better Business Bureau rating.

1
73
Cobourg|★4.9
58 reviews

Herb's Plumbing ranks 1st of the 7 plumbers ProScore scores in Cobourg, holding a ProScore of 73 out of 100 (Trusted tier). Its score draws on 58 Google reviews averaging 4.9 out of 5 and a Better Business Bureau rating of A+.

2
73
Cobourg|★4.9
WSIB VerifiedTSSA Licensed745 reviews

Stadtke Plumbing & Heating Ltd. ranks 2nd of the 7 plumbers ProScore scores in Cobourg, holding a ProScore of 73 out of 100 (Trusted tier). Its score draws on 745 Google reviews averaging 4.9 out of 5 and a Better Business Bureau rating of A+. Public records show it is registered with WSIB and licensed by the TSSA.

3
68
Cobourg|★4.9
WSIB Verified836 reviews

Comfort Zone Heating and Air Conditioning ranks 3rd of the 7 plumbers ProScore scores in Cobourg, holding a ProScore of 68 out of 100 (Good tier). Its score draws on 836 Google reviews averaging 4.9 out of 5. Public records show it is registered with WSIB.

4
68
Cobourg|★4.8
628 reviews

Guardian Plumbing and Drain ranks 4th of the 7 plumbers ProScore scores in Cobourg, holding a ProScore of 68 out of 100 (Good tier). Its score draws on 628 Google reviews averaging 4.8 out of 5 and a Better Business Bureau rating of A+.

5
59
Cobourg|★4.5
55 reviews

Superior Plumbing & Heating of Cobourg ranks 5th of the 7 plumbers ProScore scores in Cobourg, holding a ProScore of 59 out of 100 (Good tier). Its score draws on 55 Google reviews averaging 4.5 out of 5.

6
40
Cobourg|★4.3
7 reviews

Gerald Davidson Plumbing & Heating Ltd ranks 6th of the 7 plumbers ProScore scores in Cobourg, holding a ProScore of 40 out of 100 (Basic tier). Its score draws on 7 Google reviews averaging 4.3 out of 5.

7
34
Cobourg|★3.0
1 review

Mike Gabovic Plumbing-Heating ranks 7th of the 7 plumbers ProScore scores in Cobourg, holding a ProScore of 34 out of 100 (Basic tier). Its score draws on 1 Google review averaging 3.0 out of 5.

Of 7 plumbers in Cobourg: 0 rated Elite (81+), 2 rated Trusted (70+), and 3 rated Good (54+).

How is a plumber's ProScore calculated?

Every plumber in Cobourg is evaluated across four pillars: Reputation (ratings across multiple platforms), Verification (government licensing where it applies and WSIB), Transparency (online presence and profile completeness), and Sentiment (AI analysis of customer reviews). The result is a ProScore from 0 to 100.

Read the full methodology →

Frequently Asked Questions

Who is the best plumber in Cobourg?

Herb's Plumbing has the highest ProScore (73/100) among 7 plumbers in Cobourg, Ontario. Rankings are based on ProScore, which evaluates ratings, government licensing where it applies, WSIB coverage, and AI-analyzed customer sentiment.

How do I find a trustworthy plumber in Cobourg?

Look for plumbers with verified active WSIB coverage, and consistent ratings across multiple platforms. ProScore aggregates these signals into a single score from 0-100. In Cobourg, 0 plumbers hold Elite-tier ProScores (81+), 2 are Trusted-tier (70+), and 3 are Good-tier (54+).

Are plumbers in Cobourg licensed?

Yes, the person doing the work has to be. Plumbing is a compulsory trade in Ontario: a plumber needs a Certificate of Qualification, or must be a registered apprentice, and you can check either on the Skilled Trades Ontario public register. Of the top 7 plumbers in Cobourg by ProScore, 2 are registered with WSIB according to ProScore’s records.

How many plumbers has ProScore scored in Cobourg?

ProScore has scored 7 plumbers in Cobourg, Ontario. Each provider is evaluated using 10+ data sources, 20+ trust signals, and AI-analyzed customer reviews. Trust scores last computed October 13, 2026.

What's the ProScore distribution among plumbers in Cobourg?

Among 7 plumbers in Cobourg, Ontario: 0 are Elite-tier (81+), 2 are Trusted-tier (70+), and 3 are Good-tier (54+). The top 7 average a ProScore of 59/100, with Herb's Plumbing leading at 73/100.

Plumbers near Cobourg

The nearest Ontario cities with a ProScore page for this trade — a pro based nearby may cover your area.

Other trades in Cobourg

Other trades with a ProScore page in Cobourg, with the number of scored pros in each.

All contractors in Cobourg →