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Durham Region

Plumbers in Oshawa, Ontario

Oshawa has the oldest housing in Durham: about 60% of its homes were built before 1981 and about 24% in 1960 or earlier, and at 27% it has the highest share of apartments of any Durham municipality. Oshawa’s tap water comes from Lake Ontario through Durham Region’s lake-based system, with a hardness of 125 mg/L as calcium carbonate — enough to leave scale on fixtures and in water heaters over time. Ask the plumber whether the job needs a permit from Oshawa’s Building Services. Doyo books plumbing across Oshawa: describe the job, see the full price before you book, and pay only when it is done.

Jobs & starting prices

  • Pipe Repairwritten quote
  • Drain Cleaning$253
  • Faucet Install$218.50
  • Toilet Repair$218.50

The same prices as everywhere Doyo works: jobs start from $218.50, the full price with Doyo’s service fee included.

Local

Plumbing in Oshawa: what to know

About Oshawa

Building permits

Oshawa’s Building Services needs a permit for finishing a basement, changing heating or plumbing systems, a shed over 15 m² (161 sq ft), and a deck that is more than 600 mm (24 in) high or has a roof. Replacing a furnace with the ductwork unchanged, a same-size window or door, plumbing fixtures, or shingles needs none.

Source: City of Oshawa, building permits

Water

Oshawa’s tap water comes from Lake Ontario through Durham Region’s lake-based system, with a hardness of 125 mg/L as calcium carbonate — enough to leave scale on fixtures and in water heaters over time.

Source: Region of Durham, about water

The housing here

Of Oshawa’s roughly 66,500 occupied homes in the 2021 census, about 60% were built before 1981 — 24% in 1960 or earlier — and about 21% in 2001 or later; about 56% are single-detached houses and 27% apartments.

Source: Region of Durham, 2021 Census housing (open data)

Neighbourhoods we cover

Downtown Oshawa · O’Neill · McLaughlin · Lakeview · Eastdale · Northglen · Samac · Windfields · Kedron — and the rest of Oshawa.

How it works

Booking Plumbing on Doyo

All about Plumbing

What to tell Doyo

  • Where the problem is and when it started
  • Whether water is actively leaking
  • A photo of the fixture or the model label
  • Whether the main shut-off is working

Who comes

Plumbing is a compulsory trade in Ontario. Plumbers on Doyo hold a Certificate of Qualification (306A), and Doyo checks it before they are offered plumbing work.

How you pay

Your card is held when a pro is confirmed and charged only when the job is complete. Tips go to your pro in full.

FAQ

Plumbing in Oshawa: common questions

Help centre

You see the price before you book. Some jobs are a flat price, some are priced by the measure — a bedroom, a window, a square foot — and some are by the hour; the page says which, and so does the app before you confirm. Prices on this site are the full price, Doyo’s service fee included — nothing is added at checkout. Your card is held when a pro is confirmed and charged only when the job is marked complete. If the work turns out bigger, the pro has to put the new figure to you in the chat and wait for your yes — under Ontario law they cannot charge more than 10% over the estimate without your agreement.