Perth is one of the best cities in Australia to own a boat, but it is also a city where conditions vary enormously depending on where you plan to use it. On one hand, that works in your favour: few Australian capitals offer sheltered river cruising, protected boat harbours and open ocean access to a genuine island escape all within an hour of each other. On the other hand, it means the right boat for a mate in Mandurah might be the wrong boat for you if you are planning weekends on the Swan River, or the Rottnest crossing every summer.
Whether you are after a pontoon boat for lazy afternoons on the river at Bicton, a half cabin based out of Hillarys for fishing wide, or a trailer boat you can launch at Mandurah or Two Rocks depending on the weather, this guide walks you through how to choose the right boat, check it properly before you buy, and get it registered and on the water without any nasty surprises.
Buying a boat in Perth comes down to three things: matching the boat to the water you will actually use it on, confirming it is legally and mechanically sound before you hand over any money, and understanding what registration and running costs look like in Western Australia. Perth's boating conditions range from the calm, protected Swan and Canning Rivers through to bar crossings at ocean ramps and the open water run to Rottnest Island, so the boat that suits one buyer can be the wrong choice for another. A PPSR check and a verified Hull Identification Number protect you legally, an independent marine survey protects you mechanically, and knowing your way around DTMI registration and running costs means there are no surprises once the boat is yours.
Perth's boating scene is shaped by having sheltered river water, protected boat harbours and open ocean access all close together, and that mix affects what buyers should be looking for. A boat that is perfect for a Sunday cruise on the Swan River is not necessarily the boat you want for a bar crossing at Mandurah or the 19 kilometre run out to Rottnest, and vice versa.
Buyers planning to stick to the river, around suburbs like Bicton, Claremont and Point Walter, are usually well served by smaller runabouts, pontoon boats and half cabins that do not need to handle any real swell. Buyers heading offshore from ramps at Mandurah, Two Rocks, Ocean Reef or Fremantle need to think about a bar or breakwater crossing that can turn rough with little warning, which generally means a deeper-vee hull and more freeboard than a river boat needs.
Understanding which category you fall into, before you start looking at listings, narrows the search considerably and stops you overpaying for capability you will never use, or underbuying for conditions you will regularly face.

Once you know roughly where you will be using the boat, these are the main factors that separate a good purchase from a regretted one.
Perth's second-hand boat market moves quickly, and it is easy to get swept up in a good-looking listing. These checks protect you before you commit to a price.
Perth's boating hubs each suit a slightly different type of buyer, and it is worth inspecting any boat you are serious about at a ramp or marina similar to where you will actually use it.
All recreational vessels used in Western Australian waters need to be registered with the Department of Transport and Major Infrastructure (DTMI), with registration renewed annually. Once a boat is in your name, you can manage renewals, view registration details and pay fees through a DoTDirect account, which also ties in your existing driver's licence details.
Beyond registration, budget for insurance, fuel, servicing and safety equipment, along with ramp fees or annual boat harbour access where relevant. If you plan to operate anything other than a very small, low-powered vessel, check whether you need a Recreational Skipper's Ticket, since some WA waters and vessel types require one before you can legally take the boat out.
Buying a boat in Perth comes down to matching it honestly to the water you will actually use, whether that is a quiet stretch of the Swan River, a bar crossing at Mandurah, or the run out to Rottnest, and backing your choice with a proper PPSR check, HIN verification and, where appropriate, an independent survey. Take the time to get these basics right and you will spend a lot more time on the water and a lot less time worrying about what you bought.
When you are ready, you can search current boats for sale across Perth and the rest of Western Australia any time on BoatsOnline.

Registration fees in WA are set annually by DTMI and vary by vessel length, so the exact amount depends on the size of the boat you buy. Registration must be renewed every year, and fees can be paid online, by phone or in person through a DoTDirect account once the boat is registered in your name.
In most cases, yes. Anyone operating a recreational powerboat above a certain size or power output in WA waters needs a Recreational Skipper's Ticket. Requirements can vary depending on the vessel and the waters you plan to use, so it is worth confirming your specific situation with DTMI before you buy.
Plenty of Perth boat owners make the crossing to Rottnest each summer, but it should not be taken lightly. The 19 kilometre run is open water and can turn choppy with little notice, so it deserves a seaworthy boat, a reliable engine, a good look at the forecast and safety gear on board that matches the offshore nature of the trip.
A PPSR check searches the Personal Property Securities Register to see whether a vessel has a registered security interest, in other words, whether money is still owed on it by a lender. It costs around two dollars and protects you from unknowingly buying a boat that could later be repossessed because of a debt the previous owner did not disclose.
A registered, well-maintained trailer can save you time and money, but do not assume it is in good condition just because the registration is current. Check wheel bearings, winch straps, lights, bunks and the chassis for corrosion, since WA's salt air conditions are tough on trailers regardless of paperwork.
Do I need a boat licence to drive a boat in Perth?