Hot Water Systems in Coomooroo
The 5431 postcode, covering Coomooroo, Wallaway, Amyton, Black Rock, Eurelia, Hammond, Johnburg, Johnburgh, Minburra, Minburra Plain, Minburra Station, Morchard, North Hills, Orroroo, Pekina, Tarcowie, Walloway, Willowie and Yalpara and surrounding areas, is home to around 460 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 Coomooroo and the 5431 area, 22 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 Coomooroo's climate delivering an average of 5.3 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 5431
239th
State Wide
2074th
Australia Wide
Hot Water Installation Coomooroo
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 Coomooroo
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterCoomooroo
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 Coomooroo
Compare heat pump hot water systems suitable for Coomooroo'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 - Coomooroo, 5431
Hot Water Demographics - Coomooroo
Based on the Australian Bureau of Statistics 2021 Census (ABS), Coomooroo has around 460 private dwellings, home to approximately 746 people. With an average household size of 2.2 people, and around 50 litres of hot water used per person each day in Australia, Coomooroo households use approximately 110 litres of hot water daily, equating to a massive 0.1 million litres of hot water used across the suburb every single day.
Other census insights reinforce Coomooroo's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Coomooroo community is home to 48 couple families with children and 3 one-parent families, meaning a large proportion of households face substantial hot water demand. With 83 homes owned with a mortgage and 203 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.
Coomooroo is converting hot water demand to efficient systems faster than many peers, with 4.8% of dwellings already upgraded.
Hot water systems in Coomooroo
In Coomooroo, more locals are rethinking their old hot water system and moving to energy efficient options like a heat pump hot water system, solar hot water system and modern electric hot water system. With most homes here being separate houses and an average household size of around 2.2 people, many properties are perfectly set up for a smart hot water upgrade that cuts running costs without sacrificing comfort.
Energy prices keep creeping up, and with a median household income of about $1,053 a week and a big share of homes owned outright, it makes sense for Coomooroo households to invest in long term savings. Swapping out an ageing gas or electric unit for a modern energy efficient hot water system can deliver strong Annual Hot Water Energy Savings, especially when paired with solar. Coomooroo enjoys excellent sunshine, with The Rocks weather station recording an average of 18.9 MJ/m² of solar exposure per day – roughly 5.25 kWh/m²/day – which is ideal for both a solar hot water heating system and a high performance heat pump hot water system.
Across the 5431 postcode there are around 341 occupied private dwellings, most of them three and four bedroom homes, which means steady hot water demand. Older residents and farming families alike rely on reliable hot water, but they also feel the pinch of high power bills. In many homes, hot water energy use is one of the biggest single loads, so choosing the most efficient hot water system can make a noticeable dent in quarterly bills.
When locals compare heat pump vs solar hot water, it often comes down to roof space, budget and whether there is already rooftop solar. Quality brands like Rheem heat pump hot water, Sanden heat pump and EvoHeat are popular choices for heat pump hot water installation, while Rheem solar hot water, Rinnai solar hot water and Chromagen solar hot water are well known for solar hot water installation and solar hot water tank replacement. For many properties, a modern electric hot water installation working alongside rooftop solar can also be a smart option, especially with timers or solar diversion to soak up excess generation. That is where solar hot water vs electric hot water, and even electric hot water vs gas hot water, becomes a very practical conversation about tariffs and running costs rather than just technology.
To give you a feel for potential savings, here are some realistic annual bill reductions many regional SA homes can see with the right hot water installation:
• Old electric hot water system to heat pump hot water system: save around $400–$800 per year. • Gas storage to heat pump hot water: save roughly $300–$700 per year. • Gas storage to roof mounted solar hot water system: save around $250–$600 per year. • Old electric to new electric hot water system run mostly on rooftop solar: save about $300–$700 per year.
In Coomooroo and nearby areas, we are seeing steady interest in efficient systems from brands considered among the best hot water system Australia has to offer. Many households ask about the best heat pump hot water system for local conditions, focusing on reliability, quiet operation and frost performance as well as heat pump hot water price / cost. Others want to understand solar hot water price / cost compared with a simple electric hot water system rebate driven upgrade.
Recent data shows that in the 5431 postcode there have already been 22 efficient hot water systems installed, combining both heat pump and solar hot water systems. Installations picked up through the 2000s, with noticeable activity in years like 2004, 2010 and 2011, and a fresh burst of interest in 2019 and again in 2023. This pattern reflects a growing local awareness of electrification, hot water repair and replacement options, and the desire to lock in lower running costs for the long term. As older gas units fail, more residents are choosing hot water SA solutions that future proof the home.
Hot Water Rebates, Tariffs & Savings
For Coomooroo homeowners, there is strong interest in replacing tired gas or electric units with efficient options like a heat pump hot water system, a modern electric hot water system or a roof mounted solar hot water heating system. Federal incentives such as Small-scale Technology Certificates (STCs) apply to eligible heat pump and solar hot water installations, effectively acting as an upfront discount. On top of this, state based schemes can offer a heat pump hot water rebate, solar hot water rebate and even an electric hot water system rebate in some cases. Together, these hot water rebate SA programs can trim the hot water system price / cost or heat pump hot water price / cost by a substantial percentage, often cutting payback periods to just a few years.
With the right set up – for example, running a heat pump in the middle of the day on a solar tariff, or diverting surplus solar into an electric hot water system – typical households can save hundreds of dollars a year. Combine that with fewer hot water repair call outs on a new system, and the numbers start to stack up quickly for Coomooroo families and retirees alike.
If you live in Coomooroo and your current unit is older, noisy or costing a fortune to run, now is a good time to check whether your home is ready for a hot water upgrade. Whether you are moving from gas to a heat pump, looking at solar hot water repair and replacement, or weighing up solar hot water vs electric hot water, experienced hot water installers like us can help you choose the most energy efficient hot water system for your property. With Coomooroo’s strong solar resource and growing focus on sustainability, an efficient hot water system can cut bills, reduce emissions and future proof your home for years to come. Reach out to our trusted local experts for personalised advice and a tailored quote on hot water systems Coomooroo households can rely on.