Hot Water Systems in Montarra
The 5172 postcode, covering Montarra, Dingabledinga, Hope Forest, Kuitpo, Kuitpo Colony, Kyeema, Pages Flat, The Range, Whites Valley, Willunga, Willunga Hill, Willunga South and Yundi and surrounding areas, is home to around 1,632 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 Montarra and the 5172 area, 377 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 Montarra's climate delivering an average of 4.6 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 5172
32nd
State Wide
706th
Australia Wide
Hot Water Installation Montarra
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 Montarra
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterMontarra
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 Montarra
Compare heat pump hot water systems suitable for Montarra'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 - Montarra, 5172
Hot Water Demographics - Montarra
Based on the Australian Bureau of Statistics 2021 Census (ABS), Montarra has around 1,632 private dwellings, home to approximately 3,924 people. With an average household size of 2.6 people, and around 50 litres of hot water used per person each day in Australia, Montarra households use approximately 130 litres of hot water daily, equating to a massive 0.2 million litres of hot water used across the suburb every single day.
Other census insights reinforce Montarra's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Montarra community is home to 338 couple families with children and 67 one-parent families, meaning a large proportion of households face substantial hot water demand. With 633 homes owned with a mortgage and 644 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.
Montarra is converting hot water demand to efficient systems faster than many peers, with 23.1% of dwellings already upgraded.
Hot water systems in Montarra
Across Montarra and the 5172 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 most locals living in separate houses and an average household size of 2.6 people, hot water demand is steady, and so are the power bills. When you are paying a median mortgage of around $1,733 a month and juggling family costs, trimming energy use starts to look very appealing.
Montarra’s sunny climate is ideal for an energy efficient hot water system. At nearby Yundi, the average annual solar exposure is about 16.6 MJ/m² a day – roughly 4.6 kWh/m² – which is strong support for both a solar hot water heating system and an efficient heat pump hot water system drawing warmth from the air. For many families and older couples here (the median age is 47, with more than 900 residents over 65), upgrading from a tired gas unit or an old electric hot water system to the most efficient hot water system they can afford is a logical next step. Over the life of the unit, annual hot water energy savings can easily add up to thousands of dollars compared with older gear.
In Montarra 5172, demand is driven by family homes with three or four bedrooms and regular showers, baths and laundry loads. A well-sized solar hot water system or quality heat pump hot water installation can cover most of that usage, especially when paired with rooftop solar. Brands like Rheem heat pump hot water and Sanden heat pump units are popular for low running costs, while Rheem solar hot water, Rinnai solar hot water and Chromagen solar hot water options suit households that want to maximise daytime sunshine. Many locals still choose a straightforward electric hot water installation, particularly where they already have solar and want a simple, reliable tank that can run on timers.
Average annual bill savings in Montarra can look like:
- Replacing an old electric hot water system with a heat pump: save roughly $350–$700 a year.
- Swapping gas hot water to a heat pump hot water system: save about $250–$600 a year.
- Moving from gas to a solar hot water system: save around $200–$500 a year.
- Upgrading an old electric unit to a modern electric hot water system with solar: save about $200–$450 a year.
Efficient hot water is not new to Montarra. There have already been 377 efficient hot water installations – mainly heat pumps and solar hot water installation jobs – recorded in the postcode. Installations really picked up between 2003 and 2011, with peak years like 2009 seeing 38 systems go in, and solid numbers again in 2010 and 2008. While yearly totals have eased back more recently, there is still a steady trickle of new systems each year, showing ongoing interest in electrification, lower running costs and hot water repair or solar hot water repair when older systems fail. As more homes add solar, questions like heat pump vs solar hot water and solar hot water vs electric hot water are becoming part of normal renovation planning.
Hot Water Rebates, Tariffs & Savings
Right now, there is strong interest in Montarra in replacing old gas or electric hot water with efficient options, whether that is a best heat pump hot water system, a quality solar hot water tank replacement or a modern, well-controlled electric hot water system. Federal incentives such as Small-scale Technology Certificates (STCs) help cut the solar hot water price / cost and heat pump hot water price / cost for eligible systems, including products from brands recognised among the best hot water system Australia wide. On top of that, South Australian programs can provide a heat pump hot water rebate or solar hot water rebate, and in some cases an electric hot water system rebate when you move away from gas hot water.
For many Montarra homeowners, these hot water rebate SA programs can effectively reduce the system cost by a substantial percentage, bringing options like Sanden heat pump or premium Rheem solar hot water into reach. Typical savings from an efficient hot water upgrade can run to hundreds of dollars a year off power bills, and when you combine rebates with good tariffs, timers or solar diversion controls, the payback period can be cut significantly. Using daytime solar to run an energy efficient hot water system is one of the easiest ways to get more value from your panels.
If you are in Montarra and wondering whether to stick with electric hot water vs gas hot water, or weighing up heat pump vs solar hot water, it is a good time to look closely at your options. An experienced installer can walk you through hot water system price / cost comparisons, heat pump hot water price / cost, solar hot water price / cost and which setup is likely to be the most efficient hot water system for your home.
If your current unit is more than 10 years old, running out of hot water, or needing regular hot water repair, it may be worth planning a hot water upgrade before it fails. With Montarra’s strong sunshine, growing interest in sustainability and a solid base of existing efficient hot water systems, there is real potential to reduce bills, cut emissions and future-proof your home. Talk with trusted local hot water SA specialists for tailored advice on heat pump hot water installation, solar hot water installation or electric hot water installation, and find the right solution for your household or business.
