Hot Water Systems in Ferndale
The 6148 postcode, covering Ferndale, Riverton, Rossmoyne and Shelley and surrounding areas, is home to around 7,232 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 Ferndale and the 6148 area, 1,495 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 Ferndale's climate delivering an average of 5.3 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 6148
35th
State Wide
167th
Australia Wide
Hot Water Installation Ferndale
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 Ferndale
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterFerndale
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.
Want Solar Finance Options?
Compare lenders and get tailored loan offers.
Heat Pump Hot Water Systems for Ferndale
Compare heat pump hot water systems suitable for Ferndale'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 - Ferndale, 6148
Hot Water Demographics - Ferndale
Based on the Australian Bureau of Statistics 2021 Census (ABS), Ferndale has around 7,232 private dwellings, home to approximately 18,002 people. With an average household size of 2.7 people, and around 50 litres of hot water used per person each day in Australia, Ferndale households use approximately 135 litres of hot water daily, equating to a massive 1.0 million litres of hot water used across the suburb every single day.
Other census insights reinforce Ferndale's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Ferndale community is home to 1,734 couple families with children and 293 one-parent families, meaning a large proportion of households face substantial hot water demand. With 2,322 homes owned with a mortgage and 2,634 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.
Ferndale is converting hot water demand to efficient systems faster than many peers, with 20.7% of dwellings already upgraded.
Hot water systems in Ferndale
Across Ferndale, more households are rethinking their old gas and electric hot water system and switching to efficient options like a heat pump hot water system, solar hot water system or modern electric hot water system. With energy prices climbing and many locals focused on comfort and running costs, upgrading your hot water in Ferndale, WA 6148 is a simple way to cut bills without changing your lifestyle.
Ferndale is mostly family homes, with around 6,740 occupied dwellings and an average household size of 2.7 people. That means a lot of showers, dishwashing and laundry driving hot water demand. With a median household income of about $1,904 a week and many homes owned outright or with a mortgage, a smart hot water installation that pays for itself in savings is an easy financial win. Local solar exposure is excellent too – Gosnells City records an average of 18.9 MJ/m² of sunshine a day, or roughly 5.25 kWh/m², which is ideal for both a solar hot water heating system and an efficient heat pump hot water installation.
In the 6148 area, a growing number of homes are pairing rooftop solar with an energy efficient hot water system so more of their own generation is used on site. For many, the choice comes down to heat pump vs solar hot water or even solar hot water vs electric hot water with a smart timer. 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, Rinnai solar hot water and Chromagen solar hot water are common choices for a roof‑mounted solar hot water installation. These are all contenders when people search for the best hot water system Australia wide or the best heat pump hot water system for their home.
Typical annual savings in Ferndale look like this:
• Replacing an old electric hot water system with a heat pump hot water system: save around $400–$800 per year. • Switching from gas to a heat pump hot water system: save roughly $300–$600 per year. • Going from gas to a solar hot water system: save about $250–$500 per year. • Upgrading an old electric unit to a modern electric hot water installation timed to run on solar: save around $200–$400 per year.
These savings depend on the hot water system price, household size and how much hot water you use, but they show why efficient hot water is taking off locally.
Recent installs in Ferndale tell the story. There have been 1,495 efficient hot water installations (mainly heat pump and solar hot water) recorded in the postcode. Installations really picked up from around 2007, with strong years in 2009 and 2010, and steady numbers right through to 2024 and 2025. This ongoing trend shows more Ferndale households are embracing electrification, chasing lower running costs and looking for the most efficient hot water system they can reasonably afford.
Hot Water Rebates, Tariffs & Savings
Right now there is strong interest in Ferndale in replacing old gas or resistive electric units with efficient options like a heat pump hot water system, a newer electric hot water system or a solar hot water system. Australian Government Small‑scale Technology Certificates (STCs) apply to eligible systems, effectively acting as an upfront discount off the hot water system cost. On top of that, WA homeowners can often access a heat pump hot water rebate or solar hot water rebate through state‑based or retailer programs, and in some cases an electric hot water system rebate when moving away from gas. Together, these incentives can knock a substantial percentage off the heat pump hot water price or solar hot water price, trimming payback periods down to just a few years. Combine rebates with rooftop solar, off‑peak tariffs, timers or solar‑diversion controls, and an energy efficient hot water system can easily save hundreds of dollars a year while slashing emissions.
If you live in Ferndale and your current unit is old, noisy or struggling, it is a good time to check whether a heat pump hot water installation, solar hot water repair and upgrade, or even a solar hot water tank replacement with a modern electric unit is right for you. Talking to experienced hot water installers in WA who work with us – including heat pump and solar hot water specialists – will help you compare electric hot water vs gas hot water, weigh up heat pump vs solar hot water, understand your true hot water system price and choose the best option for your home. With Ferndale’s strong sunshine, solid home‑ownership base and growing focus on sustainability, efficient hot water systems are a smart way to reduce bills, cut carbon and future‑proof your place. Connect with trusted local experts for personalised advice and see how a modern hot water WA upgrade could work for your home.
For many households, the next hot water repair or replacement is the perfect moment to upgrade to an energy efficient hot water system. Whether you are leaning towards rheem solar hot water, rinnai solar hot water, a sanden heat pump or another leading brand, a well‑planned electric hot water installation or solar hot water repair can turn an essential appliance into a long‑term investment in comfort and savings. And with a hot water rebate WA homeowners can access through federal STCs and other schemes, it is easier than ever to make the switch.