Hot Water in Cherrilong, VIC

Hot Water Systems in Cherrilong

The 3874 postcode, covering Cherrilong, Carrajung South, Mcloughlins Beach, Woodside, Woodside Beach and Woodside North and surrounding areas, is home to around 448 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 Cherrilong and the 3874 area, 47 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 Cherrilong's climate delivering an average of 4.1 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.

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Hot Water Ranking

Postcode 3874

466th

State Wide

1763rd

Australia Wide

Hot Water Installation Cherrilong

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 Cherrilong

* Data from the Bureau of Meteorology. Closest station: N/A.

Solar Powered Hot WaterCherrilong

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 Cherrilong

Compare heat pump hot water systems suitable for Cherrilong'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 - Cherrilong, 3874

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Hot Water Demographics - Cherrilong

Based on the Australian Bureau of Statistics 2021 Census (ABS), Cherrilong has around 448 private dwellings, home to approximately 550 people. With an average household size of 2.1 people, and around 50 litres of hot water used per person each day in Australia, Cherrilong households use approximately 105 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 Cherrilong's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Cherrilong community is home to 27 couple families with children and 5 one-parent families, meaning a large proportion of households face substantial hot water demand. With 72 homes owned with a mortgage and 148 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.

Cherrilong is converting hot water demand to efficient systems faster than many peers, with 10.5% of dwellings already upgraded.

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Hot water systems in Cherrilong

Across Cherrilong, more locals are rethinking their hot water system and moving away from old, hungry gas and electric units. With energy prices rising and many residents on fixed or modest incomes, upgrading to an energy efficient hot water system – whether that’s a heat pump hot water system, solar hot water system or modern electric hot water system – is becoming the logical next step.

Cherrilong’s climate is well suited to efficient hot water. The nearby Woodside (Lake View) weather station records an average annual solar exposure of about 14.9 MJ/m² per day, which works out to roughly 4.1 kWh of solar energy per square metre each day. That strong sunlight underpins excellent performance for a solar hot water heating system and supports efficient operation of a heat pump hot water system. With an average household size of 2.1 people and a relatively older community (median age 58, with more than 200 residents over 65), reliability and low running costs matter just as much as comfort. Many homes are owned outright, which makes investing in upgrades that cut bills for the long term particularly attractive.

In the 3874 area there are 264 occupied private dwellings, mostly separate houses with three or more bedrooms, which typically means steady hot water demand for showers, laundry and dishwashing. Hot water can easily account for a quarter of a home’s energy use, so choosing the most efficient hot water system can make a real dent in quarterly bills. Locally, we see a mix of electric hot water vs gas hot water, but the trend is firmly towards all‑electric homes using rooftop solar and efficient systems. Brands such as Rheem heat pump hot water units, Sanden heat pump systems and Rinnai solar hot water solutions are popular for households wanting the most efficient hot water system they can reasonably afford. For solar hot water, options like Chromagen solar hot water and Rheem solar hot water are commonly considered when people compare the best hot water system Australia has to offer for regional properties.

Average annual bill savings for Cherrilong homes can look like this:

• Old electric to heat pump hot water installation: save around $400–$800 per year. • Gas to heat pump vs solar hot water: typically $300–$700 per year, depending on tariffs and usage. • Gas to solar hot water installation (with electric boost): save roughly $250–$600 per year. • Old electric to modern electric hot water installation combined with rooftop solar: often $200–$500 per year.

Recent years have shown steady growth in efficient hot water installation across Cherrilong. There have now been 47 efficient hot water systems installed in the postcode, including both heat pump hot water installation and solar hot water installation. After a slow start in the early 2000s, installations picked up around 2008–2011, with another noticeable bump in 2009 and again in 2014–2015. The most recent data shows renewed interest, with several systems installed in 2023, 2024 and 2025. This pattern reflects a community that is gradually embracing electrification, lower running costs and cleaner energy, especially as older gas or electric cylinders reach the end of their life and need hot water repair or replacement.

Hot Water Rebates, Tariffs & Savings

For Cherrilong homeowners, there is growing interest in swapping out old gas or ageing electric units for efficient options such as a sanden heat pump, Rheem heat pump hot water, Rinnai solar hot water or other best heat pump hot water system brands. Alongside the technology itself, the big driver is the hot water rebate VIC residents can access. At a federal level, Small‑scale Technology Certificates (STCs) effectively act as a solar hot water rebate or heat pump hot water rebate, reducing the upfront solar hot water price / cost or heat pump hot water price / cost. Victoria also offers additional state‑based incentives that can stack on top, and in some cases there is an electric hot water system rebate when moving away from gas.

For many Cherrilong households, these combined incentives can cut the system cost by a substantial percentage, often bringing the solar hot water price / cost or heat pump hot water price / cost down to something comparable with a basic replacement electric unit. Once installed, an energy efficient hot water system can trim hundreds of dollars per year from power bills, especially when paired with rooftop solar and smart controls. Using timers or solar diversion so your electric hot water system heats during the day can further improve savings and shorten the payback period. When you compare solar hot water vs electric hot water, or electric hot water vs gas hot water, the numbers usually favour efficient electric and solar options over the life of the system.

If your current unit is getting on in years, noisy, or needing regular hot water repair, it may be the perfect time to explore a hot water upgrade in Cherrilong. Whether you are weighing up heat pump vs solar hot water, planning a solar hot water tank replacement, or simply want the best balance of comfort and running costs, working with experienced local hot water installers matters. Cherrilong’s strong solar resource and growing interest in sustainability make it ideal for modern hot water VIC solutions that cut bills, reduce emissions and future‑proof your home. To understand which energy efficient hot water system suits your household, budget and roof space, connect with trusted local experts for personalised advice and support with us today.

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