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36 results 14 based here · 22 serve the area★ 5.0 average from 22 reviewslistings updated 7 Oct 2026
Plumbers for blocked drains, hot water, leaks, gas fitting and bathroom renovations. Compare 36 plumbers in Castle Hill NSW: ratings, licences, services and contact details, and ask up to 3 of them for free quotes.
Plumbers · Bathroom Renovations, Hot water Installations, Natural & LP Gas Fitting Services
Green Jet Plumbing is a plumber in Castle Hill, NSW handling bathroom renovations, hot water installations and gas fitting.
Based in Castle Hill NSW
Plumbers · Bathroom Renovations, Plumbing Repairs, Gutter & Downpipe repair & Cleaning
Handyman and plumbing business in Castle Hill, NSW, covering bathroom and kitchen renovations, plumbing repairs, carpentry, painting and roof work.
Based in Castle Hill NSW
Based in Castle Hill NSW
Plumbers · Emergency Plumbing, Blocked Drains, Hot Water Systems
Licensed
Based in Castle Hill NSW
Plumber in Castle Hill, NSW for blocked drains, burst pipes, bathroom renovations and hot water installations.
Based in Castle Hill NSW
Plumbers · Hot Water Repair & Installations, Blocked Drains, Backflow Prevention
Licensed
GSM Plumbing is a plumber in Castle Hill, NSW, handling blocked drains, hot water systems, gas fitting, roof plumbing and bathroom renovations.
Based in Castle Hill NSW
Plumbing business in Castle Hill, NSW handling blocked drains, gas work, hot water units and wastewater systems.
Based in Castle Hill NSW
Keith Hurdis Plumbing is a plumber in Castle Hill, NSW, servicing leaky pipes and clogged drains across the Hills area.
Based in Castle Hill NSW
Plumbers · Emergency Plumbing Services, Blocked Drain Services, Hot Water System Installations
Plumber in Castle Hill, NSW for emergency plumbing, blocked drains, leak detection and hot water systems.
Based in Castle Hill NSW
Plumbers · Emergency Plumbing, Blocked Drains, Hot Water Installations
Licensed
Plumber in Castle Hill, NSW for emergency plumbing, blocked drains and hot water installations.
Based in Castle Hill NSW
Respond Plumbing is a plumbing business based in Castle Hill, NSW, servicing Castle Hill and Baulkham Hills.
Based in Castle Hill NSW
Plumbers · Blocked Drains, Hot Water Systems Installations, Split System Air Conditioning Installati…
Licensed
Plumber and air conditioning business in Castle Hill, NSW handling blocked drains, hot water systems, gas plumbing and split system air conditioning.
Based in Castle Hill NSW
Plumbers · Bathroom Renovations, Kitchen Renovations, Laundry Renovations
Based in Castle Hill NSW
Plumbers · Blocked Drain Clearing, Hot Water System Repairs, Leak Detection & Repairs
Licensed
Plumber in Castle Hill, NSW for blocked drains, hot water systems, leak detection and emergency plumbing repairs.
Based in Castle Hill NSW
These businesses aren't based in Castle Hill but list it as a service area.
Plumbers · Plumbing Services, Residential Plumbing, Commercial Plumbing
Serves this area
Based in Beaconsfield NSW · serves Castle Hill
Plumbers · Leak Detection, Blocked Drain Clearing, Hot Water System Installations
Licensed Serves this area
Plumber in Kingsgrove, NSW for blocked drains, leak detection, hot water systems and gas fitting across Sydney.
Based in Kingsgrove NSW · serves Castle Hill
Plumber in Seven Hills, NSW for blocked drains, emergency plumbing and hot water systems.
Based in Seven Hills NSW · serves Castle Hill
Plumbers · Sink, Shower & Toilet Blockages, Hot Water System Installation & Replacem…, No-dig Sewer & Stormwater Pipe Relining
Licensed Serves this area
Plumber in Hunters Hill, NSW for blocked drains, hot water systems, gas fitting, leak detection and pipe relining across Sydney.
Based in Hunters Hill NSW · serves Castle Hill
Plumbers · Emergency Plumbing, Blocked Drains, Hot Water Repairs
Licensed Serves this area
Based in Yennora NSW · serves Castle Hill
Plumbers · Emergency Plumbing, Blocked Drain Clearing, Hot Water System Installations
Licensed Serves this area
Plumber in Baulkham Hills, NSW for blocked drains, hot water systems, gas fitting and emergency plumbing.
Based in Baulkham Hills NSW · serves Castle Hill
Plumber in Bella Vista, NSW, servicing Baulkham Hills, Castle Hill, Glenwood, Kellyville, Lalor Park and Winston Hills.
Based in Bella Vista NSW · serves Castle Hill
Plumbers · Blocked Drains, Hot Water Systems, Drainage Back Flow Prevention & Testing
Licensed Serves this area
Crucial Plumbing is a plumber in Baulkham Hills, NSW, handling blocked drains, hot water systems, gas fitting and backflow testing.
Based in Baulkham Hills NSW · serves Castle Hill
Plumbers · Blocked Drain Repairs, Gas Plumbing Services, Hot Water System Service & Repairs
Licensed Serves this area
DC Advance Plumbing is a plumber in Norwest, NSW handling blocked drains, hot water systems and gas plumbing across the Hills district.
Based in Norwest NSW · serves Castle Hill
Plumbers · Blocked Drains, Water Leaks, Backflow Prevention and Testing
Serves this area
Plumber in Baulkham Hills, NSW for blocked drains, water leaks, bathroom renovations and hot water installations.
Based in Baulkham Hills NSW · serves Castle Hill
Tell us about the job and we'll match it with up to 3 plumbers in Castle Hill. Your contact details go only to businesses on a paid plan here, and after you send we tell you which businesses got them. Free, no obligation.
Plumbers for blocked drains, hot water, leaks, gas fitting and bathroom renovations. Aussie Builders Directory lists 36 plumbers in Castle Hill NSW, with ratings, licences and the services each one offers.
Compare two or three. Check each one's licence on your state regulator's public register, read recent reviews, look at photos of similar jobs, and ask for a written, itemised quote. A business that is owner verified on Aussie Builders Directory has confirmed it runs the listing.
It depends on the size of the job, materials, access, and how soon you need it done. Most trades quote a fixed price for a defined job and an hourly rate for repairs and call-outs. Asking two or three local businesses for a written quote is the quickest way to see the going rate in Castle Hill.
Most residential trade work in Australia must be done by a licensed contractor, and building work above a set value needs a written contract and home warranty insurance. The rules differ by state, so check the licence number before work starts. Listings marked "Licensed" show a licence or certification on their profile.
Some businesses are based in a nearby suburb but travel to jobs here. On suburb pages we list businesses based in the suburb first, then the ones that say they serve it.
Tell us about the job once. We match your request with up to 3 plumbers near you. A business on a paid plan here gets it with your name and contact details and can contact you directly. A business on the free plan sees the job and your suburb but not your details, so it can't contact you unless it upgrades. A business that hasn't claimed its listing sees your request only once it claims. After you send, we tell you which applies to each business. It's free and there's no obligation.