Hot Water Systems in Preston South
The 3072 postcode, covering Preston South, Gilberton, Regent West, Sylvester, Northland Centre, Preston, Preston Lower and Preston West and surrounding areas, is home to around 15,106 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 Preston South and the 3072 area, 871 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 Preston South's climate delivering an average of 4.2 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 3072
90th
State Wide
342nd
Australia Wide
Hot Water Installation Preston South
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 Preston South
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterPreston South
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 Preston South
Compare heat pump hot water systems suitable for Preston South'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 - Preston South, 3072
Hot Water Demographics - Preston South
Based on the Australian Bureau of Statistics 2021 Census (ABS), Preston South has around 15,106 private dwellings, home to approximately 32,206 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, Preston South households use approximately 120 litres of hot water daily, equating to a massive 1.8 million litres of hot water used across the suburb every single day.
Other census insights reinforce Preston South's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Preston South community is home to 2,550 couple families with children and 503 one-parent families, meaning a large proportion of households face substantial hot water demand. With 4,110 homes owned with a mortgage and 3,711 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.
Preston South is converting hot water demand to efficient systems faster than many peers, with 5.8% of dwellings already upgraded.
Hot water systems in Preston South
Across Preston South, more households are switching to energy efficient hot water systems to keep bills under control and move away from ageing gas units. With an average household size of around 2.4 people and more than 13,600 occupied dwellings in the 3072 postcode, hot water is a major chunk of energy use for local families and sharers. Upgrading from an older gas or electric hot water system to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is a simple way to lock in long term savings.
Preston South enjoys solid solar exposure, with average daily global solar of about 15 MJ/m² – roughly 4.2 kWh per square metre per day over the year. That level of sunshine supports strong performance from a solar hot water heating system and helps a heat pump hot water system run efficiently, especially when paired with rooftop solar. With median household incomes around $1,844 a week and many homes still paying off a mortgage or renting, reducing running costs without sacrificing comfort is a big win. Annual hot water energy savings from efficient systems can easily reach hundreds of dollars a year compared with old storage units.
In 3072, most homes are two or three bedroom places, so hot water demand is steady rather than extreme, which suits a well sized heat pump hot water installation or solar hot water installation. Many properties are already moving towards all electric homes, comparing electric hot water vs gas hot water and choosing the most efficient hot water system they can reasonably afford. Local installers regularly work with trusted brands like Rheem heat pump hot water and Rheem solar hot water, Rinnai solar hot water and premium options such as Sanden heat pump units, helping homeowners balance hot water system price and performance. For some, Chromagen solar hot water or similar systems offer a cost effective way into solar hot water vs electric hot water upgrades.
Typical bill savings in Preston South look like this:
• Old electric hot water system to heat pump hot water system: save roughly $350–$700 per year. • Gas storage to heat pump hot water: save around $250–$600 per year. • Gas storage to solar hot water system: save about $200–$550 per year. • Old electric to modern electric hot water installation with solar: save around $250–$500 per year.
Recent installs in Preston South show how quickly things are changing. There have already been 871 efficient hot water installations recorded in the postcode, combining heat pump and solar hot water systems. Installations really took off around 2010, with another noticeable lift from 2016 onwards and steady numbers through 2018–2024. This trend matches growing local interest in electrification, lower running costs and choosing the best hot water system Australia can offer for urban homes.
Hot Water Rebates, Tariffs & Savings
Homeowners in Preston South are increasingly replacing old gas or resistive electric units with efficient hot water options. Depending on the system, you may be able to claim Small scale Technology Certificates (STCs) from the Australian Government, plus a Victorian heat pump hot water rebate or solar hot water rebate under state schemes. There are also incentives that can support an electric hot water system rebate when you move away from gas. These hot water rebate VIC programs can effectively cut the upfront heat pump hot water price or solar hot water price by a substantial percentage, bringing quality systems within reach for more households.
With rebates and smart tariffs, payback periods for a heat pump vs solar hot water upgrade can shrink to just a few years, especially if you already have rooftop solar or use timers and solar diversion to heat water when your panels are producing. Over the life of the system, a well chosen energy efficient hot water system can save thousands in bills while cutting emissions.
If your current unit is more than 10 years old, running out of hot water, or you are planning a solar hot water tank replacement, it is a good time to compare options like the best heat pump hot water system for your home, modern electric hot water installation, or a complete solar hot water repair and upgrade. Local installers in Preston South can also help with everyday hot water repair, emergency replacements and advice on solar hot water vs electric hot water for different property types.
When you are ready to look at hot water VIC options, it pays to get personalised advice. Preston South has strong potential for energy efficient hot water, and more residents are choosing systems that future proof their homes. If you are thinking about moving from gas or an old electric unit to a heat pump hot water installation or solar hot water installation, take a moment to check whether your home is ready for an upgrade. Talk with experienced local hot water installers who specialise in heat pump, solar and efficient electric systems, and get clear guidance on hot water system cost, rebates and the best fit for your household. Connect with trusted Preston South experts for tailored, obligation free advice and start planning a smarter hot water upgrade today.