How Much Does a Plumber Cost in Ajax?
ProScore’s 2026 cost estimates for plumber services in Ajax, Durham Region, alongside live stats for the 8 plumbers listed on ProScore.
Ajax Pricing Context
Plumber rates in Ajax are 8% above the Ontario provincial average. As part of the Durham Region market, pricing reflects local demand, cost of living, and competition among plumbers in the area.
Plumber Costs in Ajax (2026)
| Service | Price Range |
|---|---|
| Drain Cleaning | $270–$540 |
| Pipe Repair | $215–$650 |
| Water Heater Installation | $1,300–$3,240 |
| Faucet Replacement | $160–$430 |
| Toilet Installation | $215–$540 |
| Bathroom Rough-In | $3,240–$7,560 |
| Sump Pump Installation | $865–$2,160 |
| Backflow Preventer | $325–$865 |
| Service Call / Dispatch Fee | $54–$110 |
ProScore estimate, figures as of February 24, 2026. Ontario-wide ranges compiled by ProScore — not measured from ProScore listings, contractor quotes, or a pricing survey. Adjusted for Ajax by ProScore’s curated modifier of 1.08 (8% above the Ontario average). Actual costs vary by project scope, materials, and contractor.
Licensing in Ajax
In Ontario, plumbers should hold a Certificate of Qualification from the Ontario College of Trades (now Skilled Trades Ontario). Always verify credentials before hiring. Verify credentials at Skilled Trades Ontario.
Frequently Asked Questions
How much does a plumber cost in Ajax?
Most plumber services in Ajax range from $120 to $160 per hour. Ajax rates are 8% above the Ontario average.
How many plumbers does ProScore list in Ajax?
ProScore tracks 8 plumbers in Ajax with an average ProScore score of 60.
Should I get multiple quotes in Ajax?
Always get 2–3 quotes for jobs over $500. Use ProScore to compare ProScore scores for plumbers in Ajax.
Are plumbers in Ajax licensed?
In Ontario, plumbers should hold a Certificate of Qualification from the Ontario College of Trades (now Skilled Trades Ontario). Always verify credentials before hiring.
Compare Plumbers in Ajax
Browse 8 scored plumbers with ProScore scores and multi-platform ratings.