Hot Water Systems in Walliston
The 6076 postcode, covering Walliston, Walliston Dc, Bickley, Carmel, Gooseberry Hill, Hacketts Gully, Kalamunda, Lesmurdie, Paulls Valley, Pickering Brook, Piesse Brook and Reservoir and surrounding areas, is home to around 8,598 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 Walliston and the 6076 area, 4,856 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 Walliston's climate delivering an average of 5.2 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 6076
3rd
State Wide
21st
Australia Wide
Hot Water Installation Walliston
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 Walliston
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterWalliston
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 Walliston
Compare heat pump hot water systems suitable for Walliston'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 - Walliston, 6076
Hot Water Demographics - Walliston
Based on the Australian Bureau of Statistics 2021 Census (ABS), Walliston has around 8,598 private dwellings, home to approximately 20,845 people. With an average household size of 2.6 people, and around 50 litres of hot water used per person each day in Australia, Walliston households use approximately 130 litres of hot water daily, equating to a massive 1.1 million litres of hot water used across the suburb every single day.
Other census insights reinforce Walliston's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Walliston community is home to 1,792 couple families with children and 320 one-parent families, meaning a large proportion of households face substantial hot water demand. With 3,190 homes owned with a mortgage and 3,718 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.
Walliston is converting hot water demand to efficient systems faster than many peers, with 56.5% of dwellings already upgraded.
Hot water systems in Walliston
Across Walliston and the 6076 hills postcodes, more homeowners are rethinking their old gas and electric hot water systems and moving to efficient options like a heat pump hot water system, solar hot water system or modern electric hot water system. With power prices rising and many families juggling mortgages around $2,100 a month and household incomes near $1,950 a week, reliable but affordable hot water is becoming a priority.
Walliston is made up mostly of separate houses, with an average household size of 2.6 people and a big share of families and over‑65s. That means year‑round demand for showers, laundry and dishwashing, and plenty of roof space for an energy efficient hot water system. Local solar conditions are excellent: nearby Kalamunda records around 18.8 MJ/m² of sun a day on average – roughly 5.2 kWh/m²/day – which is ideal for a solar hot water heating system or a high‑performance heat pump hot water system that draws most of its energy from the air.
Upgrading from an older gas or electric hot water system to efficient technology is a logical next step after rooftop solar. Hot water can be one of the biggest energy users in the home, so switching to the most efficient hot water system can deliver meaningful savings every year. In 6076, there are 8,039 occupied private dwellings, and many are already electrifying, adding solar and looking for the best hot water system Australia can offer for long‑term running cost reductions.
So far, around 4,856 efficient hot water systems (mainly heat pump and solar hot water installations) have gone into homes and businesses across the 6076 postcode. Installations ramped up from just 60 systems in 2001 to a peak around 335 in 2009, and have stayed consistently strong since, with over 200 installs in most years through the 2010s. Recent numbers show steady interest, with more than 160 systems a year still being installed, reflecting a clear shift towards electrification, lower running costs and sustainable hot water WA wide.
When you compare heat pump vs solar hot water, there is no one‑size‑fits‑all answer. Many Walliston homes pair rooftop PV with a heat pump hot water installation to maximise self‑consumption, while others prefer a roof‑mounted solar hot water installation with a ground tank. Brands like Rheem heat pump hot water, Sanden heat pump and EvoHeat are popular for ultra‑efficient heat pump units, while Rheem solar hot water and Chromagen solar hot water are common choices for a roof‑based solar hot water system with a storage tank. Rinnai solar hot water is also well‑known for reliable performance in WA conditions.
Typical hot water system price or cost will depend on size, brand and whether you choose a heat pump hot water installation, solar hot water installation or electric hot water installation. As a rough guide, many households find that moving from an old electric hot water system or gas unit to an energy efficient hot water system can cut hot water energy use by 50–75%. That is why more locals are asking about solar hot water vs electric hot water, electric hot water vs gas hot water, and the best heat pump hot water system for their family.
Average annual bill savings in Walliston for common upgrades can look like:
• Old electric to heat pump hot water system: around $350–$700 per year • Gas storage to heat pump: around $250–$600 per year • Gas storage to solar hot water heating system: around $300–$650 per year • Old electric to modern electric hot water system with rooftop solar: around $250–$500 per year, depending on solar size and tariffs
On top of energy savings, there are generous hot water rebate WA programs available. Federal incentives such as Small‑scale Technology Certificates (STCs) apply to eligible heat pump and solar hot water systems, effectively lowering the solar hot water price or cost and heat pump hot water price or cost at the point of sale. WA schemes and retailer offers can add further discounts, and there are specific solar hot water rebate and heat pump hot water rebate options that can reduce upfront costs by a substantial percentage. In some cases, an electric hot water system rebate may also apply when replacing older, inefficient units. With rebates and smart use of rooftop solar, payback periods can be shortened significantly, and many households see hundreds of dollars a year off their bills.
If you already have a system but it is struggling, local hot water repair and solar hot water repair services can often extend its life or advise when solar hot water tank replacement is the smarter move. For new builds or major renovations, getting hot water installation right from day one is one of the easiest ways to future‑proof an all‑electric home.
If you live in Walliston or the surrounding 6076 suburbs and your hot water system is getting old, this is a good time to explore a heat pump hot water system, solar hot water system or efficient electric hot water upgrade. With strong sun, a community that cares about sustainability and solid hot water rebate WA support, efficient hot water can help cut bills, reduce emissions and add value to your home. Talk with experienced local hot water WA specialists for personalised advice on the right system, accurate hot water system price guidance, and a smooth, compliant installation that keeps your household in hot water for all the right reasons.