Hot Water Systems in The Grange
The 4051 postcode, covering The Grange, Alderley, Enoggera, Gaythorne, Grange, Newmarket and Wilston and surrounding areas, is home to around 12,015 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 The Grange and the 4051 area, 576 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 The Grange'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 4051
129th
State Wide
509th
Australia Wide
Hot Water Installation The Grange
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 The Grange
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterThe Grange
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.
Want Solar Finance Options?
Compare lenders and get tailored loan offers.
Heat Pump Hot Water Systems for The Grange
Compare heat pump hot water systems suitable for The Grange'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 - The Grange, 4051
Hot Water Demographics - The Grange
Based on the Australian Bureau of Statistics 2021 Census (ABS), The Grange has around 12,015 private dwellings, home to approximately 27,598 people. With an average household size of 2.5 people, and around 50 litres of hot water used per person each day in Australia, The Grange households use approximately 125 litres of hot water daily, equating to a massive 1.5 million litres of hot water used across the suburb every single day.
Other census insights reinforce The Grange's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The The Grange community is home to 2,633 couple families with children and 490 one-parent families, meaning a large proportion of households face substantial hot water demand. With 3,729 homes owned with a mortgage and 2,614 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.
The Grange is converting hot water demand to efficient systems faster than many peers, with 4.8% of dwellings already upgraded.
Hot water systems in The Grange
Across The Grange and the wider 4051 area, more households are rethinking their old gas and electric hot water system and switching to efficient options like a heat pump hot water system, solar hot water system or modern electric hot water system. With an average household size of 2.5 people and more than 11,000 dwellings, reliable, affordable hot water is a big deal for local families and busy professionals alike.
The Grange is well suited to efficient hot water upgrades. Local solar data from the Grange Bowling Club shows mean daily solar exposure of around 18.5 MJ/m², which is roughly 5.1 kWh/m² per day – strong sunlight that really helps a solar hot water heating system perform and boosts the efficiency of a heat pump hot water system. With a high proportion of separate houses and townhouses, plus solid median household incomes, upgrading from older gas or electric units to an energy efficient hot water system is a logical next step for many homeowners looking to cut running costs. Over a year, hot water energy savings can easily reach hundreds of dollars for The Grange households, especially when paired with rooftop solar.
In 4051, there is a healthy mix of families and renters, and hot water demand is steady across three‑ and four‑bedroom homes. That means choosing the right system size is important. For many homes, a 200–300 litre heat pump hot water installation or solar hot water installation is ideal, while smaller townhouses and units may suit a compact electric hot water installation. Local installers see strong interest in well‑known brands such as Rheem heat pump hot water, Rheem solar hot water, Rinnai solar hot water and premium options like a Sanden heat pump for those chasing the most efficient hot water system on the market.
When people in The Grange compare heat pump vs solar hot water, it often comes down to roof space, budget and how much solar power they already generate. Heat pumps tend to offer lower upfront hot water system price / cost than a full solar hot water system, while still slashing bills. Solar hot water vs electric hot water can deliver big savings too, particularly when you use a solar hot water heating system with good northern roof orientation. If you stay with an electric hot water system, pairing it with rooftop solar and a smart timer can make it a genuinely energy efficient hot water system.
To give you a feel for savings, here are typical average annual bill reductions The Grange households can see:
• Old electric to heat pump hot water system: $400–$800 per year • Gas to heat pump hot water system: $300–$600 per year • Gas to solar hot water system: $250–$550 per year • Old electric to modern electric hot water with solar: $250–$500 per year
Over time, hot water energy use can be one of the biggest chunks of a home’s electricity or gas bill. That is why more locals are asking for hot water installation quotes, looking closely at heat pump hot water price / cost, solar hot water price / cost and the overall hot water system price / cost compared with long‑term savings. When tanks age or start leaking, solar hot water tank replacement is a chance to move to the best hot water system Australia has to offer for your situation, whether that is a Sanden heat pump, Chromagen solar hot water, Rheem solar hot water or another trusted brand.
Recent efficient hot water uptake in The Grange shows this shift clearly. There have already been 576 efficient hot water systems installed in the 4051 postcode, including both heat pump and solar hot water systems. Installations climbed strongly around 2009–2011, with 64 systems in 2009, 60 in 2010 and 58 in 2011, and there has been steady activity through to 2024 and 2025. This pattern reflects growing local interest in electrification, moving away from gas, and choosing hot water QLD homeowners can run for less.
Hot Water Rebates, Tariffs & Savings
Across The Grange, more owners are replacing tired gas or resistive electric units with efficient options like a heat pump hot water system, modern electric hot water system or solar hot water system. Part of the appeal is the range of incentives available. Australian Federal Government Small‑scale Technology Certificates (STCs) reduce upfront costs for eligible heat pump and solar hot water installation, effectively acting like a discount at the point of sale. On top of that, Queensland hot water rebate QLD programs and other state‑based schemes can offer a heat pump hot water rebate, solar hot water rebate or even an electric hot water system rebate in some circumstances.
When you stack these incentives together, the real heat pump hot water price / cost or solar hot water price / cost can drop by a substantial percentage compared with the sticker price. That shorter payback period, often just a few years, is why many locals are choosing the best heat pump hot water system they can afford. Typical savings of hundreds of dollars per year are common, and using timers or solar diversion to run your system when your panels are generating can improve the economics even further. For many, solar hot water vs electric hot water on a standard tariff is no contest once rebates and smart controls are factored in.
If you are in The Grange and your current system is leaking, unreliable or just old and costly, now is a smart time to check whether your home is ready for a hot water upgrade. Whether you are moving from gas to an all‑electric home or weighing up heat pump vs solar hot water, experienced local hot water installers can help you choose the right capacity and technology. With strong local sunshine, growing interest in sustainability and sharp energy prices, efficient hot water systems can trim your bills, cut emissions and future‑proof your place. Reach out to trusted local experts for personalised advice and support with hot water repair, hot water installation, solar hot water repair or complete system replacement in The Grange.