Hot Water Systems in Tennyson
The 4105 postcode, covering Tennyson, Clifton Hill, Moorvale, Moorooka and Yeerongpilly and surrounding areas, is home to around 6,105 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 Tennyson and the 4105 area, 430 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 Tennyson'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 4105
150th
State Wide
645th
Australia Wide
Hot Water Installation Tennyson
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 Tennyson
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterTennyson
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 Tennyson
Compare heat pump hot water systems suitable for Tennyson'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 - Tennyson, 4105
Hot Water Demographics - Tennyson
Based on the Australian Bureau of Statistics 2021 Census (ABS), Tennyson has around 6,105 private dwellings, home to approximately 13,301 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, Tennyson households use approximately 120 litres of hot water daily, equating to a massive 0.7 million litres of hot water used across the suburb every single day.
Other census insights reinforce Tennyson's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Tennyson community is home to 1,138 couple families with children and 264 one-parent families, meaning a large proportion of households face substantial hot water demand. With 1,989 homes owned with a mortgage and 1,351 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.
Tennyson is converting hot water demand to efficient systems faster than many peers, with 7.0% of dwellings already upgraded.
Hot water systems in Tennyson
Across Tennyson and the wider 4105 area, more households are rethinking their hot water system. With power prices rising and many families aiming for lower emissions, energy efficient options like a heat pump hot water system, solar hot water system and modern electric hot water system are becoming the smart next step after rooftop solar.
Tennyson’s mix of family homes and apartments – around 5,674 occupied dwellings and an average household size of 2.4 people – means steady demand for reliable hot water, from morning showers to evening baths. Median household income sits at about $2,001 a week, so running costs really matter. Swapping an older gas or electric hot water system for a more efficient hot water upgrade can trim hundreds of dollars a year from bills, especially in an all electric home.
The local climate is ideal for a solar hot water heating system or high efficiency heat pump. Graceville’s weather station records about 18.3 MJ/m² of solar exposure annually – roughly 5.1 kWh/m² per day – plenty of sunshine to drive a solar hot water installation or support a heat pump hot water installation using daytime solar. That strong sun, combined with good roof space on many separate houses, makes solar hot water vs electric hot water a very attractive equation for Tennyson homeowners.
In the 4105 postcode there have already been 430 efficient hot water installations, including heat pump and solar hot water systems. Installations peaked around 2009–2011 and again in 2015, with a fresh lift in 2024, showing renewed interest in electrification and lower running costs. As more homes move from electric hot water vs gas hot water towards efficient options, community hot water energy savings keep growing.
For a typical Tennyson household, the hot water system price or cost depends on size and brand, but the savings can be substantial. Here are realistic average annual bill savings:
• Old electric to heat pump hot water system: $350–$700 per year • Gas storage to heat pump hot water: $250–$550 per year • Gas storage to solar hot water system: $300–$650 per year • Old electric to modern electric hot water installation with rooftop solar: $200–$500 per year
Brands like Rheem heat pump hot water and Rheem solar hot water are common choices for reliable family systems, while Rinnai solar hot water and Chromagen solar hot water are popular with homeowners wanting strong performance from a solar hot water tank replacement. Premium units such as a Sanden heat pump are often chosen by those chasing the most efficient hot water system and the best heat pump hot water system in Australia for long term savings.
When comparing heat pump vs solar hot water, many Tennyson homes with good roof orientation lean towards a solar hot water heating system, while shaded blocks or apartments often favour a compact heat pump hot water system as an energy efficient hot water system that runs well even without roof collectors.
Hot Water Rebates, Tariffs & Savings
Across Tennyson QLD, more households are replacing old gas or electric units with efficient options like heat pumps, new electric hot water systems or a solar hot water system. Federal incentives such as Small scale Technology Certificates (STCs) reduce the effective solar hot water price or cost and heat pump hot water price or cost at the point of sale. On top of this, Queensland’s hot water rebate qld programs and occasional state heat pump hot water rebate or solar hot water rebate offers can cut the upfront bill even further. For some homes, discounts effectively reduce system cost by 20–40%, and when you combine rebates with rooftop solar and smart timers or solar diversion, payback periods can fall to just a few years. There are also electric hot water system rebate options from time to time, helping those moving from gas to an all electric home. Over the life of the system, many Tennyson families save thousands in energy costs.
If you are wondering which is the best hot water system Australia can offer for your place in Tennyson QLD – whether that is a solar hot water vs electric hot water upgrade, a heat pump hot water installation, electric hot water installation, or even solar hot water repair and general hot water repair – it pays to get tailored advice. Experienced local installers work with brands like Rheem, Rinnai, Sanden and Chromagen to match system size, tariffs and controls to your household’s needs.
Now is a great time to see if your Tennyson home is ready for a hot water upgrade. If you are on ageing gas or an old electric unit, moving to a modern heat pump or solar hot water system can cut bills, reduce emissions and future proof your home as energy prices change. Talk with trusted local hot water qld specialists for personalised guidance on hot water installation, solar hot water repair and solar hot water tank replacement, and make the most of today’s hot water rebate qld incentives and your suburb’s strong solar potential.