Hot Water Systems in Forrestdale
The 6112 postcode, covering Forrestdale, Armadale, Bedfordale, Brookdale, Harrisdale, Haynes, Hilbert, Mount Nasura, Mount Richon, Piara Waters, Seville Grove and Wungong and surrounding areas, is home to around 25,379 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 Forrestdale and the 6112 area, 4,982 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 Forrestdale'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 6112
2nd
State Wide
18th
Australia Wide
Hot Water Installation Forrestdale
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 Forrestdale
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterForrestdale
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 Forrestdale
Compare heat pump hot water systems suitable for Forrestdale'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 - Forrestdale, 6112
Hot Water Demographics - Forrestdale
Based on the Australian Bureau of Statistics 2021 Census (ABS), Forrestdale has around 25,379 private dwellings, home to approximately 66,573 people. With an average household size of 2.8 people, and around 50 litres of hot water used per person each day in Australia, Forrestdale households use approximately 140 litres of hot water daily, equating to a massive 3.6 million litres of hot water used across the suburb every single day.
Other census insights reinforce Forrestdale's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Forrestdale community is home to 7,790 couple families with children and 1,768 one-parent families, meaning a large proportion of households face substantial hot water demand. With 13,554 homes owned with a mortgage and 4,232 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.
Forrestdale is converting hot water demand to efficient systems faster than many peers, with 19.6% of dwellings already upgraded.
Hot water systems in Forrestdale
Across Forrestdale and the wider 6112 area, more households are shifting from old gas and electric units to an energy efficient hot water system that actually keeps bills under control. With an average household size of around 2.8 people and more than 23,000 occupied dwellings, reliable hot water is a big deal for local families, tradies and home‑based businesses. Power prices keep rising, so upgrading to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is a logical next step.
Forrestdale’s sunshine makes it ideal for efficient hot water. The local weather station records mean daily solar exposure of about 18.9 MJ/m², which is roughly 5.25 kWh/m² per day. That strong solar resource helps a solar hot water heating system and high‑quality heat pump hot water system run efficiently year‑round, especially when paired with rooftop solar. With a relatively young median age of 33 and many homes still paying off mortgages, cutting running costs without sacrificing comfort is front of mind.
In the 6112 postcode, most residents live in separate houses, many with three or four bedrooms, so hot water demand can be significant. That is where choosing the best hot water system Australia can offer for your situation really matters. A well‑sized solar hot water system or heat pump hot water installation can cover most of a family’s hot water needs while slashing energy use. Even a modern electric hot water installation, when combined with rooftop solar and smart timers, can be a very energy efficient hot water system compared with an old off‑peak tank.
Average annual bill savings in Forrestdale are often in these ranges:
• Old electric to heat pump hot water system: $350–$750 per year • Gas to heat pump hot water system: $250–$600 per year • Gas to solar hot water system: $300–$650 per year • Old electric to modern electric hot water with solar: $200–$500 per year
Brands like Rheem, Rinnai, Sanden and Thermann are common locally, offering options from rheem solar hot water through to rheem heat pump hot water, rinnai solar hot water and premium sanden heat pump units. Many homeowners ask about heat pump vs solar hot water, or solar hot water vs electric hot water; the answer usually depends on roof space, when you use hot water, and whether you already have solar PV. If you are dealing with an ageing tank, a solar hot water tank replacement or hot water repair is often the moment to consider a full hot water upgrade instead of throwing money at an inefficient system.
Recent installs in Forrestdale show how quickly things are changing. There have already been 4,982 efficient hot water installations (heat pump and solar hot water) recorded in the 6112 area. Installations climbed steadily from the early 2000s, peaking around 2009–2010 with close to 400 systems a year, then settling to a consistent flow of upgrades through the 2010s and into the 2020s. Even with 2024 and 2025 still in progress, the numbers reflect strong local interest in electrification, lower running costs and cleaner hot water WA wide.
Hot Water Rebates, Tariffs & Savings
Forrestdale homeowners are increasingly replacing old gas or electric hot water with efficient options like heat pumps, modern electric units or a solar hot water installation. Federal incentives such as Small‑scale Technology Certificates (STCs) lower the solar hot water price / cost and heat pump hot water price / cost at the point of sale. On top of that, state‑based hot water rebate WA programs can include a solar hot water rebate, heat pump hot water rebate or even an electric hot water system rebate, depending on the scheme at the time. Together, these can cut the upfront hot water system price / cost by a substantial percentage and bring payback periods down to just a few years, especially if you are also using timers or solar diversion to maximise self‑consumption. For many households, that means hundreds of dollars a year off bills while moving towards an all‑electric home and away from electric hot water vs gas hot water debates.
Whether you need fast hot water repair, solar hot water repair, or you are planning a full heat pump hot water installation or solar hot water installation, it pays to get tailored advice. If your system is older, noisy or running out of hot water, it is a good time to check if your Forrestdale home is ready to switch from gas or an old electric unit to a more efficient option. Talk with experienced hot water WA installers who understand local conditions and rebates. With the right system, you can reduce bills, cut emissions, future‑proof your home and make the most of generous hot water rebate WA incentives—connect with trusted local experts for personalised advice with us.