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Word of Mouth plumbers in Williamstown receive an average rating of 4.8 based off 75 reviews.
"fantastic service quick and professional. "
"Piper Plumbing and Gas are first class. Craig is a great tradesman, friendly and efficient. I had an urgent job that..."
"Due to a house extension, the washing machine is being used outside & connected to an outside tap. The tap pipe..."
"Great service and top pricing. Very honest service. Highly recommend Matt from MTB. Changed my hot water service in a..."
"Good old school plumber! Good service and communication. Recommend his services to anyone. JR Shea-Oak Log SA"
"Everyone dreads having to call a plumber. We get out our plungers & put off the inevitable until the very last..."
"rang Friday afternoon arrived monday morning.very polite,proffessional,explained everything that needed doing,very..."
"Jason has been our 'go to' plumber for a couple of years now. He's always professional, respond quickly to our issues..."
"TG Plumbing were reliable and helpful when my water heater needed to be replaced. The plumber that installed the new..."
"Troy is fun friendly and gets the job done."
"Ben and his apprentice went above and beyond. Ben was very patient and explained everything that I could do to extend..."
"Gillard Plumbing was recommended to us when we needed our swim spa gas connection done - they worked around all the..."
"The best plumber in the Barossa"
"Very prompt, friendly and professional service. I needed an extra tap installed for the garden watering system...."
"One of the nicest most professional tradesman I have meet. Done a great job replacing my loo and putting a tap out..."
"Very impressed with Tai Irwin Pty Ltd (Manager Rod Payne) have used Tai Irwin plumbing for years. Fantastic, no..."
"gas supplied to heater, came out same day as i rang for quote,friendly and effecient staff, called before coming..."
"You will not find a team of guys that are more helpful, reliable, trustworthy and gets the job done. Would recommend..."
"Rick is a polite, friendly and prompt workman. His prices are a fair and reasonable. His workmanship is exceptional..."
"I recently needed to replace an old electric hot water system. The staff at the Elgas Hot Shop were very..."
"Great Work - answered and actually turned up!! We had been messed around by multiple trades and its nice to have..."
"Luke arrived promptly and gave us a professional level of attention to our hot water service. Excellent."
"'Instant Plumbing and Gas provided me with an exceptional service and quality work. The cistern on my toilet was..."
Showing 20 of 25 businesses
Market Intelligence
Data-driven insights based on 74 customer reviews collected between 2008 and 2026, ABS Census data, and 2 trust signal responses
Williamstown plumbers are rated 4.8 out of 5 stars — 0.3 stars above the South Australian average of 4.56, with ratings on an upward trend in recent years, based on 74 customer reviews across 25 plumbers servicing the area. Past Word of Mouth Service Award recipients among Williamstown plumbers: Plum Pride Plumbing & Gas (2024). The award goes to providers with consistently high ratings across a calendar year.
Demand for plumbers in Williamstown peaks around June and drops to its quietest in November based on review patterns — something to factor in if your job is flexible on dates.
With household income at $1,782/week (above the $1,748/week national median), you'd expect plumbers pricing in Williamstown to run premium — but it actually lands 60% below the South Australian average, which means more room to get value here.
Review volume in Williamstown runs lower than typical: 4.1 new plumber reviews per year, 52% under the South Australian average. The ratings here are based on a narrower sample and may respond more slowly to recent customer experience.
Based on customer-reported pricing on Word of Mouth, prices have risen 300% since 2008 (from $200 to $800 median), averaging 18.8% per year.
Based on 74 customer reviews collected on Word of Mouth between 2008–2026, and ABS Census 2021 data.
Based on Word of Mouth reviews 2008–2026
Based on customer-reported prices. Outliers removed.
How we calculate the Local Service Score: We combine two sources of data: first-party data collected directly by Word of Mouth — verified customer reviews, customer-reported pricing, post-service trust-signal responses, and service awards — with suburb-level population and housing data from the Australian Bureau of Statistics 2021 Census. The score measures how well Williamstown is served for plumbers, reflecting the depth of choice, quality of service, and value for money available to residents compared to other suburbs across Australia. See our Local Service Score methodology for data sources, update frequency, and quality guardrails.
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fantastic service quick and professional.
Thanks for honesty, speed, great workmanship + hunour
Browse our comprehensive cost guides to find the average national price for your job.
Based on historical review patterns on Word of Mouth, plumber demand in Williamstown tends to peak in June and is quietest in November. Booking during quieter months may mean more providers available and faster response times.
Start by comparing reviews from real customers — Williamstown has 74 plumber reviews on Word of Mouth. Plum Pride Plumbing & Gas (2024) has earned a Word of Mouth Service Award — an award that recognises consistently high customer ratings over a calendar year.
Plumbers in Williamstown have an average rating of 4.8 out of 5 stars, based on 74 customer reviews on Word of Mouth. This is above the South Australian average of 4.56 stars.
With household income at $1,782/week (above the $1,748/week national median), you'd expect plumbers pricing in Williamstown to run premium — but it actually lands 60% below the South Australian average, which means more room to get value here. For context, ABS Census 2021 data shows Williamstown has 99% of dwellings are standalone houses, a median age of 42, a median household income of $1,782/week.
