Hot Water Systems in Griffith
The 2680 postcode, covering Griffith, Griffith Dc, Beelbangera, Benerembah, Bilbul, Griffith East, Hanwood, Kooba, Lake Wyangan, Nericon, Tharbogang, Warburn, Warrawidgee, Widgelli, Willbriggie and Yoogali and surrounding areas, is home to around 9,350 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 Griffith and the 2680 area, 158 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 Griffith's climate delivering an average of 5.1 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.
Hot Water Ranking
Postcode 2680
292nd
State Wide
1156th
Australia Wide
Hot Water Installation Griffith
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 Griffith
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterGriffith
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 Griffith
Compare heat pump hot water systems suitable for Griffith'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 - Griffith, 2680
Hot Water Demographics - Griffith
Based on the Australian Bureau of Statistics 2021 Census (ABS), Griffith has around 9,350 private dwellings, home to approximately 23,187 people. With an average household size of 2.7 people, and around 50 litres of hot water used per person each day in Australia, Griffith households use approximately 135 litres of hot water daily, equating to a massive 1.3 million litres of hot water used across the suburb every single day.
Other census insights reinforce Griffith's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Griffith community is home to 1,994 couple families with children and 522 one-parent families, meaning a large proportion of households face substantial hot water demand. With 2,464 homes owned with a mortgage and 2,873 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.
Griffith is converting hot water demand to efficient systems faster than many peers, with 1.7% of dwellings already upgraded.
Hot water systems in Griffith
Across Griffith, more households are switching to energy efficient hot water systems – from modern electric hot water systems to heat pump hot water systems and solar hot water systems – to cut bills and move away from ageing gas units. With around 8,600 occupied dwellings and an average household size of 2.7 people, reliable hot water is a big chunk of running costs for local families. Median household income sits around $1,743 a week, so trimming a few hundred dollars a year off power bills with a more efficient hot water system is a very practical upgrade.
Griffith’s climate is ideal for efficient hot water. The airport records an average mean daily solar exposure of about 18.5 MJ/m², which is roughly 5.1 kWh/m² per day – strong sunlight that helps a solar hot water system or heat pump hot water system perform really well. For many separate houses and townhouses across 2680, upgrading from an old gas or electric hot water system to a modern energy efficient hot water system is a logical next step after installing rooftop solar. Annual hot water energy savings can be significant, especially for larger families and multi‑bathroom homes.
In the 2680 postcode, there are thousands of three‑ and four‑bedroom homes, so hot water demand is solid, particularly for families with kids and multigenerational households. Hot water energy use can easily be 20–30% of total household electricity, so choosing the most efficient hot water system makes a real difference. Locally, brands like Rheem, Rinnai, Sanden and Thermann are common choices, whether you are looking at a rheem solar hot water package, rheem heat pump hot water, rinnai solar hot water or a premium sanden heat pump. Many homeowners are now comparing heat pump vs solar hot water to find the balance of upfront hot water system price and long‑term savings.
Average annual bill savings in Griffith typically look like this:
• Replacing an old electric hot water system with a heat pump hot water system: $400–$800 per year • Switching from gas hot water to a heat pump hot water system: $300–$700 per year • Switching from gas to a solar hot water heating system: $250–$600 per year • Upgrading an old electric unit to a modern electric hot water system with rooftop solar: $200–$500 per year
Recent installs in Griffith show a clear, long‑term interest in efficient hot water. There have been 158 efficient hot water installations recorded in the 2680 postcode, combining heat pump hot water installation and solar hot water installation jobs. Installations ramped up strongly around 2008–2010, with peaks of 34 systems in 2009 and 37 in 2010, and there has been a steady trickle of systems added since, including new units in 2024 and 2025. Every one of these systems represents a household leaning into electrification, lower running costs and more sustainable hot water nsw living.
Hot Water Rebates, Tariffs & Savings
Interest in replacing old gas or resistive electric hot water with efficient options like heat pumps, modern electric hot water systems or solar hot water is growing again in Griffith as energy prices rise. Homeowners can often tap into a mix of Australian Government Small‑scale Technology Certificates (STCs) and NSW hot water rebate programs, including heat pump hot water rebate and solar hot water rebate schemes. These incentives can slash the effective heat pump hot water price or solar hot water price by a substantial margin, bringing the overall hot water system cost down and shortening payback periods.
For many homes, combining rebates with rooftop solar and smart timers can cut hot water bills by hundreds of dollars a year. When you compare electric hot water vs gas hot water, or solar hot water vs electric hot water, the numbers often favour going all‑electric with an energy efficient hot water system, especially if you already export solar. There are also electric hot water system rebate offers at times that help make electric hot water installation more attractive alongside heat pump hot water installation and solar hot water repair or upgrades, including solar hot water tank replacement.
Whether you are chasing the best hot water system australia has for your needs or simply the best heat pump hot water system within budget, it pays to look beyond the sticker price to lifetime costs. The right solution can easily be the most efficient hot water system for your household size and usage pattern.
If you are in Griffith and wondering whether to stick with gas, go for a new electric hot water installation, or invest in a solar hot water system or heat pump, now is a smart time to explore your options. With strong local solar, a clear trend towards sustainability and a solid base of existing efficient systems, hot water nsw upgrades can future‑proof your home, reduce emissions and keep bills under control. For tailored advice on hot water installation, hot water repair, solar hot water installation or solar hot water repair, it is worth speaking with experienced local hot water installers who understand Griffith’s climate, tariffs and rebate options. Reach out to trusted local experts for personalised guidance on the right hot water rebate nsw incentives and system choice for your home or business.