Hot Water Systems in Longwood
The 3665 postcode, covering Longwood, Locksley and Pranjip and surrounding areas, is home to around 167 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 Longwood and the 3665 area, 25 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 Longwood's climate delivering an average of 4.7 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 3665
528th
State Wide
2026th
Australia Wide
Hot Water Installation Longwood
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 Longwood
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterLongwood
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 Longwood
Compare heat pump hot water systems suitable for Longwood'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 - Longwood, 3665
Hot Water Demographics - Longwood
Based on the Australian Bureau of Statistics 2021 Census (ABS), Longwood has around 167 private dwellings, home to approximately 360 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, Longwood households use approximately 120 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 Longwood's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Longwood community is home to 20 couple families with children and 7 one-parent families, meaning a large proportion of households face substantial hot water demand. With 41 homes owned with a mortgage and 94 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.
Longwood is converting hot water demand to efficient systems faster than many peers, with 15.0% of dwellings already upgraded.
Hot water systems in Longwood
Across Longwood, more homeowners are rethinking their old gas and electric hot water system and switching to energy efficient options like a heat pump hot water system, solar hot water system or modern electric hot water system. With most locals living in separate houses and an average household size of around 2.4 people, hot showers, dishwashers and laundries all add up, so it makes sense to look for the most efficient hot water system you can.
Longwood enjoys strong sunshine year round, with average solar exposure of about 16.9 MJ/m² per day – roughly 4.7 kWh of solar energy per square metre, per day. That is ideal for a solar hot water heating system or high efficiency heat pump hot water, especially for families and retirees who make up a big share of the 3665 population. Many homes are owned outright or with a mortgage, which makes investing in an energy efficient hot water system a logical step to cut bills and lock in long term savings. Swapping an older gas or electric unit for a new system can deliver substantial Annual Hot Water Energy Savings for Longwood households.
In the 3665 area, demand for reliable hot water is steady, with most homes having three or more bedrooms and typical country lifestyle usage. Hot water can easily account for a quarter of household energy, so choosing between heat pump vs solar hot water, or solar hot water vs electric hot water, really matters. Brands like Rheem heat pump hot water, Sanden heat pump and Rinnai solar hot water are popular for efficient upgrades, while Rheem solar hot water and Chromagen solar hot water are often chosen when pairing with existing rooftop solar. Many locals look for the best hot water system Australia can offer for rural conditions, and the best heat pump hot water system for cool winter mornings.
Typical annual bill savings in a town like Longwood can look like this:
• Old electric to heat pump hot water installation: save around $400–$800 per year. • Gas to heat pump hot water system: save roughly $300–$700 per year. • Gas to solar hot water installation: save about $300–$600 per year. • Old electric to modern electric hot water installation with solar: save around $250–$500 per year.
Since 2002, there have been 25 efficient hot water installations recorded in Longwood, combining both heat pump and solar hot water installation projects. Uptake was steady through the 2000s, with small bursts of activity in years like 2006, 2008, 2011, 2014 and 2016, and ongoing installations every year through to 2023. This pattern shows growing local interest in efficient hot water, electrification and lower running costs, as residents look to move towards an all electric home and reduce reliance on bottled or mains gas.
Hot Water Rebates, Tariffs & Savings
Across VIC, more households are replacing old gas or resistive electric units with efficient options such as a heat pump hot water system, new electric storage units timed to run on solar, or a solar hot water system. For hot water vic homeowners, federal Small-scale Technology Certificates (STCs) help cut the solar hot water price / cost or heat pump hot water price / cost, while state programs can add a heat pump hot water rebate, solar hot water rebate or even an electric hot water system rebate in some schemes. These incentives can reduce the upfront hot water system price / cost by a substantial percentage, often shaving years off the payback period. When you combine rebates with rooftop solar, smart tariffs, timers or solar diversion, an energy efficient hot water system can save hundreds of dollars a year and significantly lower emissions.
Whether you need hot water installation for a new build, hot water repair on a tired system, or a full solar hot water tank replacement, it pays to compare electric hot water vs gas hot water and consider options like rheem solar hot water, rinnai solar hot water, sanden heat pump or chromagen solar hot water. For hot water vic properties, working with experienced local installers means your solar hot water repair, heat pump hot water installation or electric hot water installation is sized correctly for your family’s needs and Longwood’s climate.
If you are in Longwood and your current unit is ageing, noisy or driving up bills, now is a good time to check if your home is ready for a hot water upgrade. Talk with trusted local hot water specialists who understand hot water rebate vic options, local tariffs and the area’s strong solar potential. They can help you choose the most efficient hot water system for your property, reduce running costs, cut emissions and future proof your home—then handle the hot water installation or hot water repair with professional, personalised advice tailored to Longwood.