Hot Water Systems in Ilarwill
The 2463 postcode, covering Ilarwill, Ashby, Ashby Heights, Ashby Island, Brooms Head, Gulmarrad, Jacky Bulbin Flat, James Creek, Maclean, Palmers Channel, Palmers Island, Sandon, Shark Creek, Taloumbi, The Sandon, Townsend, Tullymorgan, Woodford and Woodford Island and surrounding areas, is home to around 3,583 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 Ilarwill and the 2463 area, 1,267 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 Ilarwill's climate delivering an average of 5.0 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 2463
45th
State Wide
217th
Australia Wide
Hot Water Installation Ilarwill
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 Ilarwill
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterIlarwill
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 Ilarwill
Compare heat pump hot water systems suitable for Ilarwill'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 - Ilarwill, 2463
Hot Water Demographics - Ilarwill
Based on the Australian Bureau of Statistics 2021 Census (ABS), Ilarwill has around 3,583 private dwellings, home to approximately 7,635 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, Ilarwill households use approximately 120 litres of hot water daily, equating to a massive 0.4 million litres of hot water used across the suburb every single day.
Other census insights reinforce Ilarwill's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Ilarwill community is home to 517 couple families with children and 159 one-parent families, meaning a large proportion of households face substantial hot water demand. With 909 homes owned with a mortgage and 1,581 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.
Ilarwill is converting hot water demand to efficient systems faster than many peers, with 35.4% of dwellings already upgraded.
Hot water systems in Ilarwill
Across Ilarwill and the wider 2463 area, more locals are shifting from old gas and electric units to modern, energy efficient hot water systems. With most dwellings being separate houses and an average household size of around 2.4 people, reliable hot water is essential, but so is keeping running costs under control on a median household income of about $1,129 a week.
That is why many households are now weighing up heat pump vs solar hot water, or choosing a modern electric hot water system that works smartly with rooftop solar. Ilarwill enjoys strong sunshine, with mean daily solar exposure of about 17.9 MJ/m² (roughly 5 kWh/m² per day), which makes a solar hot water system or heat pump hot water system a very sensible upgrade. Compared with older gas or resistive electric units, these options can slash annual hot water energy use, delivering meaningful hot water energy savings year after year.
In the 2463 postcode there are more than 3,200 occupied private dwellings, many of them owned outright or with a mortgage, so a hot water upgrade is a logical way to protect the home and improve comfort. Families, retirees and downsizers alike are looking for the most efficient hot water system they can afford, and comparing solar hot water vs electric hot water to see what suits their roof, budget and lifestyle. Annual hot water energy savings can easily reach hundreds of dollars, especially when you move from gas or an old electric hot water system to a quality heat pump hot water system.
Local data shows that at least 1,267 efficient hot water systems – mainly heat pumps and solar hot water heating systems – have already been installed in the 2463 area. Installations peaked around 2009–2011, when over 400 systems went in, and there has been steady interest since, with another lift in 2025. This trend reflects growing local awareness of electrification, rising energy prices and the appeal of lower running costs. Many homes are pairing a solar hot water installation or heat pump hot water installation with rooftop solar to get even more value from their daytime generation.
When it comes to brands, Ilarwill homeowners often compare options like Rheem solar hot water, Rheem heat pump hot water, Rinnai solar hot water and premium systems such as the Sanden heat pump. There is also interest in Chromagen solar hot water in some properties. Locals are keen to find the best hot water system Australia can offer for their needs, whether that is the best heat pump hot water system for a coastal climate, or a straightforward solar hot water tank replacement to freshen up an older setup.
For a typical household here, hot water can be one of the biggest energy users, so choosing an energy efficient hot water system really matters. While exact hot water system price or cost varies with size and brand, many people are surprised how affordable an upgrade can be once rebates are applied.
Average annual bill savings in Ilarwill can look like this:
• Replacing an old electric unit with a quality heat pump: around $350–$700 per year. • Switching from gas hot water to a heat pump: roughly $300–$600 per year. • Changing from gas to a solar hot water system: about $250–$550 per year. • Upgrading an old electric unit to a modern electric hot water installation backed by rooftop solar: often $250–$500 per year.
Hot water NSW rebates and incentives are helping drive this change. Even if you are just starting to think about hot water installation or hot water repair, it is worth knowing what support is available. Federal incentives in the form of Small-scale Technology Certificates (STCs) can reduce the upfront solar hot water price or cost and the heat pump hot water price or cost. On top of that, state-based programs can provide a solar hot water rebate, a heat pump hot water rebate or an electric hot water system rebate for eligible homes. Together, these hot water rebate NSW schemes can cut the effective system cost by a substantial percentage, shortening payback times so that many systems pay for themselves in as little as three to seven years, especially when combined with rooftop solar and smart timers or solar-diversion controls.
Modern systems are also more reliable than older units, and local installers in Ilarwill can assist with both solar hot water repair and general hot water repair. Whether you need a new solar hot water heating system, a Sanden heat pump, a Chromagen solar hot water setup or a tidy electric hot water installation, it is important to work with experienced, fully licensed professionals who understand local conditions and tariffs.
If you are in Ilarwill and your current unit is ageing, running out of hot water or costing too much to run, now is a good time to see if your home is ready for a hot water upgrade. Talk with our trusted local hot water NSW specialists about whether a heat pump, solar hot water system or efficient electric hot water system is right for you. With strong local sunshine, a community that values comfort and sustainability, and generous hot water rebate NSW options on offer, upgrading to an energy efficient hot water system can help cut your bills, reduce emissions and future proof your home—reach out for personalised advice with us today.