Hot Water Systems in Alexander Heights
The 6064 postcode, covering Alexander Heights, Girrawheen, Koondoola and Marangaroo and surrounding areas, is home to around 11,402 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 Alexander Heights and the 6064 area, 1,424 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 Alexander Heights's climate delivering an average of 5.4 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 6064
38th
State Wide
180th
Australia Wide
Hot Water Installation Alexander Heights
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 Alexander Heights
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterAlexander Heights
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 Alexander Heights
Compare heat pump hot water systems suitable for Alexander Heights'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 - Alexander Heights, 6064
Hot Water Demographics - Alexander Heights
Based on the Australian Bureau of Statistics 2021 Census (ABS), Alexander Heights has around 11,402 private dwellings, home to approximately 29,481 people. With an average household size of 2.7 people, and around 50 litres of hot water used per person each day in Australia, Alexander Heights households use approximately 135 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 Alexander Heights's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Alexander Heights community is home to 2,342 couple families with children and 805 one-parent families, meaning a large proportion of households face substantial hot water demand. With 4,616 homes owned with a mortgage and 3,169 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.
Alexander Heights is converting hot water demand to efficient systems faster than many peers, with 12.5% of dwellings already upgraded.
Hot water systems in Alexander Heights
Across Alexander Heights, more locals are swapping old gas and ageing electric units for an energy efficient hot water system that is cheaper to run and easier on the planet. With an average household size of around 2.7 people and more than 10,700 dwellings in the 6064 postcode, reliable hot water is a big part of everyday life – and also a big chunk of the power bill. As energy costs rise and families juggle mortgages of around $1,500 a month or rent near $300 a week, upgrading your hot water system is becoming a smart, budget‑friendly move.
Alexander Heights is well suited to efficient hot water technology. The local solar exposure at Kingsley averages about 19.3 MJ/m² per day – roughly 5.4 kWh/m² of sunshine – which is excellent for both a solar hot water system and a heat pump hot water system. That strong WA sun helps a solar hot water heating system pre‑heat your water and boosts the efficiency of heat pumps, so you can lock in long‑term savings compared with older electric hot water vs gas hot water setups. Many homes are already moving to all‑electric, pairing rooftop solar with a modern electric hot water system or highly efficient heat pump hot water installation to cut bills and emissions.
In a family‑heavy suburb with more than 8,000 families and plenty of three‑ and four‑bedroom homes, hot water demand is steady all year round. That is where choosing the most efficient hot water system for your household size and routine really pays off. Whether you are comparing heat pump vs solar hot water or looking at solar hot water vs electric hot water, it is worth weighing running costs, rebates, and the hot water system price up front.
Typical annual bill savings in Alexander Heights can look like this:
• Old electric to quality heat pump hot water system (e.g. Sanden heat pump or Rheem heat pump hot water): about $350–$700 per year • Gas storage to heat pump: about $250–$500 per year • Gas storage to roof‑mounted solar hot water system (such as Rheem solar hot water, Rinnai solar hot water or Chromagen solar hot water): about $300–$600 per year • Old electric to modern electric hot water installation powered by rooftop solar: about $200–$450 per year
Brands like Rheem, Rinnai and Chromagen have a strong presence locally for solar hot water installation and solar hot water tank replacement, while premium options such as a Sanden heat pump are popular with households chasing the best heat pump hot water system and the best hot water system Australia can offer for low running costs. For many homes, a well‑sized heat pump or solar hot water system becomes the backbone of an energy efficient hot water setup, especially when combined with timers or solar diversion.
Efficient hot water has been building steadily in Alexander Heights for years. More than 1,424 efficient hot water systems – mainly heat pump and solar hot water installations – have gone in across the 6064 postcode. Installations climbed sharply from the early 2000s, peaking around 2009–2012 with over 100 systems a year, and have stayed consistent since with dozens of new systems installed annually right through to 2024 and into 2025. This long‑term trend shows how strongly locals are embracing electrification, lower running costs, and more sustainable hot water wa solutions.
Hot Water Rebates, Tariffs & Savings
With power prices in focus, many Alexander Heights households are now looking to replace old gas or resistive electric units with a modern heat pump hot water system, efficient electric hot water system or roof‑mounted solar hot water heating system. Federal incentives like Small‑scale Technology Certificates (STCs) apply to eligible heat pumps and solar hot water systems, effectively cutting the solar hot water price or heat pump hot water price at the point of sale. On top of that, WA and national programs periodically offer a heat pump hot water rebate, solar hot water rebate or electric hot water system rebate, helping to reduce the hot water system cost even further.
For Alexander Heights homeowners, these hot water rebate wa options can trim the upfront price by a substantial percentage and shorten payback times to just a few years, especially if you also have rooftop solar. It is common for an energy efficient hot water system to save hundreds of dollars a year on bills, and you can squeeze even more value out by running your system on daytime solar, using timers, or adding smart controls. When you factor in lower maintenance and fewer call‑outs for hot water repair or solar hot water repair, the long‑term numbers tend to stack up very well.
If your current unit is more than 10 years old, running out of hot water, or you are simply tired of high gas bills, now is a good time to check whether your Alexander Heights home is ready for a hot water upgrade. Whether you are leaning towards a heat pump, a solar hot water system, or a modern, efficient electric hot water system, working with experienced local hot water installers who understand hot water wa conditions is crucial. With strong sunshine, solid household incomes and growing interest in sustainability, Alexander Heights is ideal for shifting to an energy efficient hot water system that can reduce bills, cut emissions and future‑proof your home. Connect with trusted local experts for personalised advice, clear hot water system cost comparisons and a smooth hot water installation or hot water repair experience tailored to your place.
Nearby Suburbs
See Also
- Learn more about solar power in Alexander Heights
- Learn more about solar batteries in Alexander Heights
- Learn more about using split systems for heating in Alexander Heights
- Learn more about air-conditioning in Alexander Heights
- Hot water in Bennett Springs, WA
- Using efficient hot water systems in Girrawheen, WA
