Hot Water Systems in Tarilta
The 3451 postcode, covering Tarilta, Woodbrook, Barkers Creek, Campbells Creek, Chewton, Chewton Bushlands, Faraday, Fryerstown, Glenluce, Golden Point, Gower, Guildford, Irishtown, Mckenzie Hill, Muckleford, Vaughan and Yapeen and surrounding areas, is home to around 2,639 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 Tarilta and the 3451 area, 538 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 Tarilta's climate delivering an average of 4.5 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 3451
153rd
State Wide
539th
Australia Wide
Hot Water Installation Tarilta
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 Tarilta
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterTarilta
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 Tarilta
Compare heat pump hot water systems suitable for Tarilta'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 - Tarilta, 3451
Hot Water Demographics - Tarilta
Based on the Australian Bureau of Statistics 2021 Census (ABS), Tarilta has around 2,639 private dwellings, home to approximately 5,456 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, Tarilta households use approximately 120 litres of hot water daily, equating to a massive 0.3 million litres of hot water used across the suburb every single day.
Other census insights reinforce Tarilta's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Tarilta community is home to 443 couple families with children and 124 one-parent families, meaning a large proportion of households face substantial hot water demand. With 962 homes owned with a mortgage and 1,037 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.
Tarilta is converting hot water demand to efficient systems faster than many peers, with 20.4% of dwellings already upgraded.
Hot water systems in Tarilta
Across Tarilta and the wider 3451 area, more households are rethinking their old gas and electric hot water system and moving to energy efficient options. With an average household size of around 2.4 people and more than 2,300 dwellings, most of them separate houses, hot water is a big chunk of local energy use. 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 for many families.
Tarilta is well suited to efficient hot water technology. The nearby Vaughan weather station records mean daily solar exposure of about 16.4 MJ/m², which is roughly 4.5–4.6 kWh of sunlight per square metre per day over the year. That strong solar resource supports both a solar hot water heating system and high performance heat pump hot water, especially when paired with rooftop solar. With a median household income of about $1,392 per week and many homes owned outright or with a mortgage, there is real interest in cutting running costs while future‑proofing older homes.
In the 3451 postcode, hot water demand is driven by families and downsizers alike, with a relatively high median age of 47 and more than 1,600 families. Many properties still use older electric or gas units, so switching to the most efficient hot water system can deliver sizeable savings. For some, that means a quality rheem heat pump hot water unit; for others it is a rheem solar hot water or rinnai solar hot water setup, or even a premium sanden heat pump for maximum efficiency. Locals comparing heat pump vs solar hot water are usually weighing upfront hot water system price against running costs, roof space and how much daytime solar they export.
To give a sense of potential savings on bills in Tarilta, here are typical annual reductions when you combine smart hot water installation with the right tariff and, ideally, rooftop solar:
• Old electric to heat pump hot water system: save roughly $350–$700 per year. • Gas to heat pump hot water: save about $250–$600 per year. • Gas to solar hot water system: save around $200–$500 per year. • Old electric to modern electric hot water installation with solar diversion: save about $200–$450 per year.
Since 2001, there have been 538 efficient hot water installations (heat pump and solar) recorded in the 3451 area. Install numbers were modest in the early 2000s, then jumped around 2008–2010, with another strong surge from 2018 onwards, including 54 installs in 2019 and 39 in 2022. Recent years, including 2024 and into 2025, show steady demand as more Tarilta homeowners chase lower running costs, electrification and reliable hot water repair and replacement options.
Hot Water Rebates, Tariffs & Savings
For Tarilta households looking at a hot water upgrade, rebates and smart tariffs can make a real difference. Federal incentives like Small‑scale Technology Certificates (STCs) apply to eligible solar hot water installation and heat pump hot water installation, effectively acting as an upfront discount off the solar hot water price or heat pump hot water price. Victoria also offers state‑based heat pump hot water rebate and solar hot water rebate options from time to time, along with an electric hot water system rebate in certain programs, which can reduce hot water system cost by a substantial percentage.
When you combine rebates with an energy efficient hot water system and off‑peak or solar‑friendly tariffs, it is common for Tarilta homes to save hundreds of dollars per year on bills. Payback times on a quality chromagen solar hot water or best heat pump hot water system can be cut significantly when you run the unit during solar hours or use timers and smart controls. For many locals, solar hot water vs electric hot water is now less about comfort and more about long‑term energy savings and reducing exposure to gas prices. Moving to electric hot water vs gas hot water also supports an all‑electric home powered by rooftop PV.
Whether you are planning solar hot water tank replacement, need urgent solar hot water repair, or are simply comparing the best hot water system Australia offers for a new build, it pays to get tailored advice. If you live in Tarilta, VIC and want to tap into the area’s strong solar resource and growing interest in sustainability, now is a smart time to explore efficient hot water vic options and any available hot water rebate vic programs. Talk with experienced local hot water installers like us about heat pump hot water installation, solar hot water repair, or electric hot water installation. We can help you choose the right energy efficient hot water system to cut bills, lower emissions and future‑proof your home—then handle the hot water installation and hot water repair work so everything runs smoothly for years to come.