Every business below is checked against the QBCC licence register and ranked by quantified Google-review themes — never by who paid.
Based in Toowoomba City
Brendan Coonan Plumbing & Gasfitting has been on Google since at least February 2016, giving it a decade of review history in Toowoomba City. The QBCC register confirmed its Plumbing and Drainage licence as current on 22 August 2026. Customers most often mention response time, and the 4.7-star rating across 36 Google reviews (as of 28 August 2026) reflects their experience.
Based in Harlaxton
In Harlaxton, HC Plumbing's Google history reaches back to May 2015, giving this plumber over a decade of customer feedback on record. The owner replied to 38 of the 39 people who left feedback in the sample pulled on 28 August 2026. When customers describe the work, blocked drains and taps & fixtures come up most often. The QBCC register confirmed a current Plumbing and Drainage licence on 22 August 2026, and the business holds 4.7 stars across 40 Google reviews as of that same review snapshot.
Based in Rockville
In Rockville, Just Plumbing Group Pty Ltd is a plumber whose customers most often bring up leak repairs, with bathroom renovations and emergency & after-hours work also part of the conversation. One tradesperson's name keeps appearing across the feedback, a pattern that suggests a hands-on owner rather than a rotating crew. The owner wrote back to all 20 customers whose feedback was analysed as of 28 August 2026, and the first Google review of Just Plumbing Group was posted in October 2020. The QBCC register confirmed a current Plumbing and Drainage licence on 22 August 2026. 4.8 stars across 21 Google reviews.
Based in Middle Ridge
At Pipes Plumbing & Gas Co, the same tradesperson keeps coming up in customer feedback, which suggests the owner does the work without a crew. The Middle Ridge plumber holds a 5.0-star rating across 20 Google reviews as of 28 August 2026, and hot water systems lead the jobs customers describe. A QBCC check on 22 August 2026 confirmed the Plumbing and Drainage licence was current.
Based in Highfields
The QBCC register confirmed TPM Plumbing Services' Plumbing and Drainage licence as current on 22 August 2026. This Highfields plumber carries a 4.8-star rating across 119 Google reviews as of 28 August 2026, with response time the topic customers raise most often, and the earliest review on record landing in October 2019.
By the numbers
Every figure below is counted from this page's own register checks and review analysis — 197 reviews read across 5 licence-verified businesses. Ratings are shown as attributed text and link to the source profile.
| Rank | Business | Base suburb | Licence class | Google rating | Most-mentioned praise |
|---|---|---|---|---|---|
| 01 | TPM Plumbing Services | Highfields | Plumbing and Drainage | 4.8119 on Google | Response time · 55 |
| 02 | HC Plumbing | Harlaxton | Plumbing and Drainage | 4.740 on Google | Professional & friendly · 16 |
| 03 | Brendan Coonan Plumbing & Gasfitting | Toowoomba City | Plumbing and Drainage | 4.736 on Google | Response time · 14 |
| 04 | Just Plumbing Group Pty Ltd | Rockville | Plumbing and Drainage | 4.821 on Google | Response time · 12 |
| 05 | Pipes Plumbing & Gas Co | Middle Ridge | Plumbing and Drainage | 5.020 on Google | Response time · 9 |
What reviewers praise most
Licence classes held
5 businesses based across 5 suburbs. Licences all verified on 2026-08-22.
About plumbers in Toowoomba
Move inland to the crest of the Great Dividing Range and Queensland's plumbing rules don't change, even though the climate does. A QBCC Plumbing and Drainage licence, checked against the official register, is required at any job value — no $3,300 threshold shelters a small job here, unlike the building trades. Connecting a gas hot water unit needs a separate Gasfitting licence. The regulation exempts only a short list: washers inside a toilet cistern, a sanitary drain cap, a septic effluent line — everything else needs a licensed plumber. Review themes are counted from real Google reviews; prices are Toowoomba-specific where a source exists.
Toowoomba is the one inland city on this site, on the Great Dividing Range at roughly 700 metres. BOM's Toowoomba Airport record puts July's mean minimum at 6.6°C, with light frost several nights most winters and a record low of -4.4°C — exposed pipework and hot water demand through a real winter are live concerns here, unlike the coastal pages, and there's no cyclone risk or salt air to offset it. The region's black soil is a vertosol, a cracking clay that shrinks and swells through wet-dry cycles and moves buried pipework. Older suburbs like the Caledonian Estate carry turn-of-the-century cottages, much of it still on original galvanised supply pipe. On 10 January 2011, East and West Creek overflowed into the CBD valley that forms Gowrie Creek, a flash flood that showed the city's drainage faces real event risk despite sitting nowhere near a coast. Further out on the Darling Downs, rural blocks often run on tank or bore water with no mains sewer, relying on septic instead.
Typical prices in Toowoomba
Ranges reflect quotes observed locally — not national averages, not advertised "from" prices.
| Service | Typical range (A$) |
|---|---|
General plumbing call-out / minor job Toowoomba, 2026 — Airtasker's own per-city marketplace data for general Plumbing Services: low $100, high $210, median $146, computed from 109 completed tasks out of 236 posted on the platform, backed by 86 reviews. | A$100 — A$210 |
Gas appliance / cooktop connection (licensed gas work) Toowoomba, 2026 — Airtasker's Gas Fitters category for Toowoomba: low $140, high $150, median $150, based on 5 reviews; the underlying task sample skews toward cooktop and oven connection or repair jobs specifically. Small sample size — treat as indicative rather than a firm ceiling. | A$140 — A$150 |
Hot water fault call-out (diagnosis, minor repair or gas connection) Toowoomba, 2026 — Airtasker's Hot Water System Installation & Repair category for Toowoomba: low $130, high $150, median $140, based on 4 reviews. Task titles in the underlying sample are diagnostic and minor-repair jobs (no hot water, inconsistent hot water, connecting a gas hot water pipe) rather than full system replacements — this line reflects that scope, not a new-system install. | A$130 — A$150 |
Common questions
No — that's a building-trades rule with no plumbing equivalent. A QBCC Plumbing and Drainage licence is required for pipework at any value in Queensland, from a single tap swap to a full repipe of an older Toowoomba home. The only work that skips a licence is the short exempted list in the regulation, not anything defined by price.
The list in Schedule 3 of the Plumbing and Drainage Regulation 2019 is short and specific: a washer or jumper valve inside a tap, the washers inside a toilet cistern, a shower head, a cap on a sanitary drain's ground-level inspection opening. It stops there — replacing the tap body, the cistern, or the drain fitting itself is licensed work, no matter how simple it looks.
Yes, in most cases. QBCC doesn't treat gas connection work as part of the Plumbing and Drainage scope; it sits under Gasfitting, a distinct licence class, so the same job can legally require two different tickets held by the same person or by two different tradespeople. Before the system goes in, it's worth confirming which licence number the gas side is booked under rather than assuming the plumbing licence covers it.
Just what's sensible. Exposed pipework in a roof cavity or on an external wall faces a real freeze risk on winter nights here that none of the coastal cities on this site share — the local weather station logs light frost several nights most winters. Lagging pipes and insulating a hot water unit before winter is good practice, but the licensing rules for the plumbing work itself don't change with the climate.
Yes. Queensland doesn't exempt properties off the mains grid — connecting, repairing or extending the pipework from a rainwater tank into the house, including any pump and pressure system, is licensable plumbing and drainage work, the same as it would be on a property with town water. What changes is the fittings involved, not the licensing requirement.
More trades in Toowoomba