Plumbers in Ottawa, ON — 60 Local Contractors

There are 60 plumbers in Ottawa, Ontario. The average rating is 4.8 out of 5 stars across 60 rated businesses. The highest rated is John The Plumber (4.8 stars). The most reviewed is John The Plumber with 2289 reviews.

Ottawa's diverse housing stock—from historic Victorians to modern subdivisions—requires experienced plumbers familiar with varied infrastructure. The region's harsh winters make freeze prevention and proper insulation critical concerns. When hiring, verify licensing, insurance, and references. Request written estimates and clarify warranty terms. Common projects include water heater installation, drain cleaning, and basement waterproofing. Ottawa's competitive market offers reasonable rates, though emergency calls command premiums. Reputable contractors respond promptly, communicate clearly, and stand behind their work. Taking time to select the right professional prevents costly mistakes and ensures reliable service for years ahead.

Planning a plumber project in Ottawa?

Tell us what you need and local pros will get in touch. Free, no obligation.

Macfarlane Plumbing Service Inc

19 Barrhaven Crescent, Ottawa, ON K2J 1E7

★★★★★ 5.0 (6 reviews)
Is this your business?

Tired of calling around? Post your project once and let local pros come to you.

Frequently Asked Questions

How many plumbers are in Ottawa?
There are 60 plumbers listed in Ottawa, Ontario as of 2026.
What is the average rating?
The average Google rating for plumbers in Ottawa is 4.8 out of 5 stars.
How do I choose a plumber in Ottawa?
Compare ratings and review counts, verify their credentials and insurance, and get at least three quotes before hiring.