Plumbers in St. Catharines, — 34 Local Contractors

There are 34 plumbers in St. Catharines, . The average rating is 4.5 out of 5 stars across 31 rated businesses. The highest rated is Go Green Plumbing Ltd (4.9 stars). The most reviewed is Go Green Plumbing Ltd with 686 reviews.

Finding a reliable plumber in St. Catharines starts with knowing what to look for. Local contractors in this area handle pipe repair, drain cleaning, water heater installation, fixture replacements, and bathroom renovations. When comparing options, verify valid plumbing license, liability insurance, and references from recent jobs. Get multiple quotes and ask about warranties on parts and labour. Ontario's variable four-season climate mean that experienced local contractors will plan accordingly. Check the ratings and reviews below to find a plumber that fits your project and budget.

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Frequently Asked Questions

How many plumbers are in St. Catharines?
There are 34 plumbers listed in St. Catharines, as of 2026.
What is the average rating?
The average Google rating for plumbers in St. Catharines is 4.5 out of 5 stars.
How do I choose a plumber in St. Catharines?
Compare ratings and review counts, verify their credentials and insurance, and get at least three quotes before hiring.