Hot Water Systems in Wilgoyne
The 6479 postcode, covering Wilgoyne, Mangowine, Barbalin, Bonnie Rock, Dandanning, Elachbutting, Karloning, Lake Brown, Mukinbudin and Wattoning and surrounding areas, is home to around 283 households. With many households already generating their own clean solar power, many are now looking at how they can make their entire home energy system more efficient, with hot water heating often the logical next step.
With hot water roughly accounting for a quarter of the average home's energy use, switching to an energy-efficient hot water system is one of the biggest opportunities for savings. Across Wilgoyne and the 6479 area, 59 homeowners have already switched from older electric storage and gas hot water systems to solar hot water or air-source heat pump systems that draw on clean, renewable power while also claiming the hot water rebates to reduce their hot water heater system cost. These highly-efficient systems not only help cut energy bills but also reduce carbon emissions and improve overall energy independence.
With Wilgoyne's climate delivering an average of 5.5 kWh/m² per day, conditions are ideal for hot water systems and hybrid heat pump systems that harness both sunlight and ambient air temperature to heat water efficiently all year round. When paired with existing rooftop solar power or solar batteries, the result is hot water that costs far less to run and is powered by clean, self-generated energy.
Hot Water Ranking
Postcode 6479
232nd
State Wide
1677th
Australia Wide
Hot Water Installation Wilgoyne
Estimated daily energy to heat household water, comparing a resistive electric element with a high-efficiency heat pump. Demand shifts month-to-month using local climate patterns.
Energy Efficient Hot Water & Solar Power Wilgoyne
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterWilgoyne
Illustrates how a typical 6.6 kW rooftop solar system can offset the daytime energy demand of a COP 5 heat pump hot water unit.
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Heat Pump Hot Water Systems for Wilgoyne
Compare heat pump hot water systems suitable for Wilgoyne's climate. These energy-efficient systems are designed to work in local temperature conditions and can significantly reduce your hot water energy costs.
Community Hot Water Statistics - Wilgoyne, 6479
Hot Water Demographics - Wilgoyne
Based on the Australian Bureau of Statistics 2021 Census (ABS), Wilgoyne has around 283 private dwellings, home to approximately 485 people. With an average household size of 2.3 people, and around 50 litres of hot water used per person each day in Australia, Wilgoyne households use approximately 115 litres of hot water daily, equating to a massive 0.0 million litres of hot water used across the suburb every single day.
Other census insights reinforce Wilgoyne's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Wilgoyne community is home to 47 couple families with children and 5 one-parent families, meaning a large proportion of households face substantial hot water demand. With 36 homes owned with a mortgage and 101 owned outright, many residents also have the homeownership and growing equity that make switching to efficient hot water systems a practical way to lower expenses.
Wilgoyne is converting hot water demand to efficient systems faster than many peers, with 20.8% of dwellings already upgraded.
Hot water systems in Wilgoyne
In Wilgoyne, more locals are rethinking how they heat their water. With power prices climbing and many homes still on older gas or electric units, upgrading to an energy efficient hot water system is becoming a smart, long‑term move. Most of the 213 dwellings in the 6479 postcode are separate houses with an average household size of 2.3 people, so a well‑sized heat pump hot water system, solar hot water system or modern electric hot water system can comfortably cover daily demand without wasting energy.
Wilgoyne’s sunshine is a real asset. The nearby De‑Eranning weather station records an average annual solar exposure of about 19.8 MJ/m² per day, which is roughly 5.5 kWh of solar energy per square metre, per day. That level of sun is ideal for a solar hot water heating system and also supports efficient operation of heat pump hot water systems. When you combine that with solid median household incomes and a strong base of owner‑occupied homes, shifting from old gas or resistive electric units to an energy efficient hot water system is a logical next step. Over the life of the system, Annual Hot Water Energy Savings can run into thousands of dollars for Wilgoyne homeowners.
Across the 6479 area, a typical three‑bedroom family home will often find hot water is one of the biggest single energy loads. Swapping an old electric hot water system for a quality heat pump hot water system or solar hot water system can dramatically cut that usage. Many Wilgoyne homes already have solar power on the roof, and pairing that with a heat pump hot water installation or solar hot water installation turns excess daytime generation into free showers. Brands like Rheem, Rinnai, Sanden and Thermann are common choices locally, whether you are after rheem solar hot water, rheem heat pump hot water, rinnai solar hot water or a premium sanden heat pump for maximum efficiency.
Typical savings for Wilgoyne households can look like this:
• Old electric to heat pump: save around $350–$650 per year on bills. • Gas to heat pump: save roughly $250–$500 per year, plus avoid gas supply charges. • Gas to solar hot water: save about $300–$600 per year, depending on usage. • Old electric to modern electric with rooftop solar: save around $250–$450 per year.
Since 2001 there have been 59 efficient hot water installations (heat pump and solar hot water) recorded in the 6479 postcode. Installations built steadily through the 2000s, with stronger years around 2003–2005 and a noticeable bump in 2014. There has been a quieter patch in the early 2020s, but new installs in 2025 show interest picking up again as residents look to electrification and lower running costs. Each new system helps reduce reliance on gas hot water and older electric cylinders, and builds local experience with solar hot water repair, heat pump hot water installation and solar hot water tank replacement.
Hot Water Rebates, Tariffs & Savings
For Wilgoyne households, the numbers often stack up even better once rebates are included. Federal incentives in the form of Small‑scale Technology Certificates (STCs) can reduce the upfront solar hot water price / cost and heat pump hot water price / cost, while WA hot water rebate programs and occasional electric hot water system rebate offers help bring efficient systems within reach. When you compare heat pump vs solar hot water, both can access STCs, and a knowledgeable installer can show you the true hot water system price / cost after rebates. In many cases, discounts can effectively knock 20–40% off the sticker price, cutting payback periods to just a few years, especially if you already have rooftop solar.
Upgrading to the most efficient hot water system for your home can shave hundreds of dollars a year off bills. Using timers or solar diversion to run an electric hot water installation or heat pump during sunny hours in WA can drive costs down even further. For many Wilgoyne residents comparing solar hot water vs electric hot water or electric hot water vs gas hot water, the goal is simple: a reliable, energy efficient hot water system that suits local conditions and budget.
If your current unit is ageing, noisy or struggling to keep up, it is a good time to check whether your Wilgoyne home is ready for a hot water upgrade. Whether you are moving away from gas hot water to an all‑electric setup, weighing up heat pump vs solar hot water, or just want the best hot water system Australia can offer for your budget, experienced local installers can help. With Wilgoyne’s strong solar exposure and growing interest in sustainability, an efficient heat pump hot water system, solar hot water heating system or modern electric hot water system can reduce bills, cut emissions and future‑proof your property. Reach out to trusted hot water WA specialists for personalised advice, hot water installation or hot water repair options, and to make the most of any hot water rebate WA homeowners can access.