Hot Water Systems in Concordia
The 5118 postcode, covering Concordia, Bibaringa, Buchfelde, Gawler, Gawler Belt, Gawler East, Gawler River, Gawler South, Gawler West, Hewett, Kalbeeba, Kangaroo Flat, Kingsford, Reid, Ward Belt and Willaston and surrounding areas, is home to around 7,926 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 Concordia and the 5118 area, 791 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 Concordia's climate delivering an average of 4.9 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 5118
8th
State Wide
377th
Australia Wide
Hot Water Installation Concordia
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 Concordia
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterConcordia
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 Concordia
Compare heat pump hot water systems suitable for Concordia'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 - Concordia, 5118
Hot Water Demographics - Concordia
Based on the Australian Bureau of Statistics 2021 Census (ABS), Concordia has around 7,926 private dwellings, home to approximately 18,117 people. With an average household size of 2.5 people, and around 50 litres of hot water used per person each day in Australia, Concordia households use approximately 125 litres of hot water daily, equating to a massive 1.0 million litres of hot water used across the suburb every single day.
Other census insights reinforce Concordia's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Concordia community is home to 1,388 couple families with children and 451 one-parent families, meaning a large proportion of households face substantial hot water demand. With 3,201 homes owned with a mortgage and 2,390 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.
Concordia is converting hot water demand to efficient systems faster than many peers, with 10.0% of dwellings already upgraded.
Hot water systems in Concordia
Across Concordia and the wider 5118 area, more households are moving away from old gas and power‑hungry cylinders and upgrading to an energy efficient hot water system. With around 7,400 dwellings and an average household size of 2.5 people, there is strong demand for reliable showers, dishwashers and laundry – but without the bill shock. Many homes are owned outright or with a mortgage, so investing in long‑term savings from a modern heat pump hot water system, solar hot water system or efficient electric hot water system is a logical next step.
Concordia’s sunny climate is a real asset. The local weather station at Gawler Council Depot records mean daily solar exposure of about 17.5 MJ/m², which is roughly 4.9 kWh/m² per day over the year. That sunlight helps a solar hot water heating system and modern heat pump hot water installation perform strongly, slashing the energy needed to heat water. For families on a median household income of about $1,488 a week, and with many three‑ and four‑bedroom homes, the annual hot water energy savings from upgrading can easily reach hundreds of dollars, especially when moving from older gas or off‑peak electric units.
In the 5118 postcode, efficient hot water is steadily becoming the norm. Larger family homes with two or more bathrooms tend to favour a high‑capacity heat pump hot water system or roof‑mounted solar hot water installation, often backed up by an electric element. Smaller households and retirees are increasingly choosing compact, quiet units like Sanden heat pump systems or streamlined Rheem heat pump hot water options to keep bills low and maintenance simple. Brands such as Rheem solar hot water, Rinnai solar hot water and Chromagen solar hot water are common choices for a solar hot water tank replacement, while many still prefer a straightforward electric hot water installation as part of an all‑electric home.
Typical annual bill savings in Concordia look like: • Old electric to quality heat pump: $350–$700 per year • Gas storage to heat pump: $250–$600 per year • Gas to solar hot water system: $200–$550 per year • Old electric to modern electric with rooftop solar: $200–$500 per year
These numbers will vary with usage, tariffs and whether you use timers or solar diversion, but they show why many locals now see efficient units as the most efficient hot water system for their needs. When people weigh up heat pump vs solar hot water, or solar hot water vs electric hot water, they often look at the overall hot water system price, running costs and how well it integrates with existing rooftop solar.
Efficient hot water has been on Concordia’s radar for some time. There have already been 791 efficient hot water installations recorded in the postcode, covering both heat pump and solar hot water systems. Installations peaked around 2009–2011, when annual numbers were in the 60–80 range, and while yearly installations are now smaller, there is still steady interest, with new systems going in every year through to 2025. This reflects a growing focus on electrification, lower running costs and reducing reliance on gas. Along the way, locals have needed everything from new hot water installation through to hot water repair and solar hot water repair when older systems finally gave up.
Hot Water Rebates, Tariffs & Savings
For Concordia homeowners looking at a hot water upgrade, there is a lot of talk about rebates and tariffs. Many households are replacing old gas or electric hot water with a high‑efficiency heat pump hot water system, a modern electric hot water system or a roof‑mounted solar hot water heating system. Federal incentives like Small‑scale Technology Certificates (STCs) apply to eligible heat pump and solar hot water systems, effectively reducing the upfront hot water system price by a substantial percentage. On top of that, South Australian schemes can offer a heat pump hot water rebate, solar hot water rebate or electric hot water system rebate in certain programs, making the heat pump hot water price or solar hot water price far more attractive. When you combine hot water rebate SA support with smart tariffs, rooftop solar and timers that run the system during the day, the payback period can drop to just a few years, with typical savings of hundreds of dollars a year.
If your current unit is old, noisy or running out of hot water, it is a good time to check whether your Concordia home is ready for an upgrade – whether that is a Rheem solar hot water system, Rinnai solar hot water, a Sanden heat pump or another of the best heat pump hot water system options on the market. Working with experienced hot water SA installers like us means your hot water installation or hot water repair will be sized and set up properly, so you get an energy efficient hot water system that suits your household, cuts emissions and future‑proofs your home. With Concordia’s strong solar resource and growing interest in sustainability, now is the ideal time to explore the best hot water system Australia can offer your home – connect with trusted local experts for personalised advice and a clear quote on your next hot water system cost and savings.