Hot Water Systems in St James
The 3727 postcode, covering St James, Waggarandall, Almonds, Lake Rowan, Pelluebla and Yundool and surrounding areas, is home to around 122 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 St James and the 3727 area, 11 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 St James'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 3727
604th
State Wide
2296th
Australia Wide
Hot Water Installation St James
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 St James
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterSt James
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 St James
Compare heat pump hot water systems suitable for St James'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 - St James, 3727
Hot Water Demographics - St James
Based on the Australian Bureau of Statistics 2021 Census (ABS), St James has around 122 private dwellings, home to approximately 274 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, St James households use approximately 120 litres of hot water daily, equating to a massive 0.0 million litres of hot water used across the suburb every single day.
Other census insights reinforce St James's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The St James community is home to 16 couple families with children and 7 one-parent families, meaning a large proportion of households face substantial hot water demand. With 35 homes owned with a mortgage and 62 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.
St James is converting hot water demand to efficient systems faster than many peers, with 9.0% of dwellings already upgraded.
Hot water systems in St James
In St James, more locals are rethinking their old gas and ageing electric hot water system and moving to efficient options like a heat pump hot water system, solar hot water system and modern electric hot water system. With most of the 112 dwellings in the 3727 postcode being separate houses and an average household size of around 2.4 people, hot water demand is steady year‑round. At the same time, many homes are owned outright or with a mortgage, so upgrading to an energy efficient hot water system is a logical way to cut running costs without moving house.
The climate around St James is ideal for efficient hot water. Nearby Tungamah records an average annual solar exposure of about 17.5 MJ/m² per day – roughly 4.9 kWh/m²/day – which is strong support for both a solar hot water heating system and high‑performance heat pump hot water. That sunlight, combined with rising power prices and median household incomes just over $1,000 per week, makes every dollar saved on hot water energy use count. Swapping an old resistive electric unit or gas storage system for the most efficient hot water system you can afford can deliver substantial Annual Hot Water Energy Savings for St James homeowners.
Across the 3727 area, families and retirees alike are looking at system sizes that match two‑, three‑ and four‑bedroom homes, and weighing up heat pump vs solar hot water. Brands like Rheem heat pump hot water and Rheem solar hot water are popular for reliability, while Rinnai solar hot water and Sanden heat pump options appeal to those chasing the best heat pump hot water system and very low running costs. For some, a quality Chromagen solar hot water or similar system paired with existing rooftop solar gives the best balance of comfort and savings.
To give you a feel for potential savings on your hot water VIC upgrade, here are typical annual bill reductions many households see:
• Old electric to heat pump hot water installation: $400–$800 per year • Gas to heat pump hot water system: $300–$700 per year • Gas to solar hot water installation: $300–$600 per year • Old electric to modern electric hot water installation with solar: $200–$500 per year
In St James, there have already been 11 efficient hot water installations recorded, combining both heat pump and solar hot water installation jobs. Install numbers have popped up in years like 2002, 2007, 2008, 2009, 2011, 2014, 2017 and again in 2024, showing a steady, if modest, interest over time. That pattern reflects a growing awareness of electrification, lower running costs and the appeal of moving to solar hot water vs electric hot water or electric hot water vs gas hot water as systems reach the end of their life and need hot water repair or full replacement.
Hot Water Rebates, Tariffs & Savings
Around St James, more households are eyeing off a hot water upgrade when their old gas storage tank starts rusting or their electric unit needs constant hot water repair. Instead of another like‑for‑like swap, many are choosing a heat pump hot water system, a newer energy efficient electric hot water system or a solar hot water system with a well‑insulated solar hot water tank replacement.
For St James homeowners, Australian Government Small‑scale Technology Certificates (STCs) can reduce the effective solar hot water price / cost or heat pump hot water price / cost at the point of sale. On top of that, Victorian state programs often provide a solar hot water rebate, heat pump hot water rebate or even an electric hot water system rebate for eligible properties. These hot water rebate VIC incentives can trim the upfront hot water system price / cost by a substantial percentage, turning a multi‑thousand‑dollar system into something far more manageable. With the right setup, it is common to save hundreds of dollars per year on bills, and the payback period can shorten dramatically when you combine rebates, rooftop solar and smart timers or solar‑diversion controls.
Whether you are comparing heat pump vs solar hot water, looking for the best hot water system Australia for your family, or simply need reliable solar hot water repair, it pays to plan ahead. If your current unit is over 10 years old, noisy, leaking or struggling to keep up, now is a good time to see if your St James home is ready for an upgrade. Talk with experienced local hot water installers like us who specialise in heat pump hot water installation, solar hot water repair, solar hot water tank replacement and efficient electric hot water installation. With St James’ strong solar exposure and growing interest in sustainability, a modern energy efficient hot water system can cut your bills, reduce emissions and future‑proof your home. Connect with trusted local experts for personalised advice and find the right hot water systems St James option for your budget and lifestyle.