Hot Water Systems in Longlea
The 3551 postcode, covering Longlea, Bendigo Forward, Arnold, Arnold West, Ascot, Axe Creek, Axedale, Bagshot, Bagshot North, Cornella, Creek View, Emu Creek, Eppalock, Epsom, Huntly, Huntly North, Junortoun, Kimbolton, Lake Eppalock, Llanelly, Lockwood, Lockwood South, Maiden Gully, Mandurang, Mandurang South, Minto, Mosquito Creek, Murphys Creek, Myola, Myola East, Myrtle Creek, Newbridge, Painswick, Pilchers Bridge, Sedgwick, Strathfieldsaye, Tarnagulla, Toolleen, Waanyarra, Wellsford and Woodstock On Loddon and surrounding areas, is home to around 12,609 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 Longlea and the 3551 area, 4,932 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 Longlea's climate delivering an average of 4.7 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 3551
12th
State Wide
19th
Australia Wide
Hot Water Installation Longlea
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 Longlea
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterLonglea
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 Longlea
Compare heat pump hot water systems suitable for Longlea'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 - Longlea, 3551
Hot Water Demographics - Longlea
Based on the Australian Bureau of Statistics 2021 Census (ABS), Longlea has around 12,609 private dwellings, home to approximately 33,777 people. With an average household size of 2.9 people, and around 50 litres of hot water used per person each day in Australia, Longlea households use approximately 145 litres of hot water daily, equating to a massive 1.8 million litres of hot water used across the suburb every single day.
Other census insights reinforce Longlea's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Longlea community is home to 3,579 couple families with children and 688 one-parent families, meaning a large proportion of households face substantial hot water demand. With 5,955 homes owned with a mortgage and 4,135 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.
Longlea is converting hot water demand to efficient systems faster than many peers, with 39.1% of dwellings already upgraded.
Hot water systems in Longlea
Across Longlea and the wider 3551 area, more households are shifting from old gas and electric units to an energy efficient hot water system. With an average household size of about 2.9 people and more than 10,000 separate houses in the postcode, reliable hot water is a daily essential – but so is keeping power bills under control. Many families here have decent mortgage or rent commitments, so upgrading to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is a logical way to lock in long‑term savings.
Longlea’s climate is well suited to efficient hot water. Bendigo Airport’s average solar exposure is around 17 MJ/m² per day – roughly 4.7 kWh/m² – which gives a solid base for both a solar hot water heating system and high‑performance heat pumps. That level of sunshine helps a solar hot water system or sanden heat pump deliver strong output while slashing running costs compared with older electric hot water vs gas hot water units. For many homes, hot water can be one of the biggest single loads, so annual hot water energy savings quickly add up when you move to the most efficient hot water system you can reasonably afford.
Local demand is driven by family homes with three and four bedrooms dominating the housing mix, which means plenty of showers, laundry loads and dishwashing. Many properties are already going all‑electric with rooftop solar, so pairing solar with a heat pump hot water installation or solar hot water installation makes sense. Brands like Rheem heat pump hot water and Rheem solar hot water are popular for dependable performance, while Rinnai solar hot water and premium options such as a sanden heat pump are often chosen by households chasing the best heat pump hot water system and the best hot water system Australia for low running costs.
Typical annual bill savings in Longlea for an efficient hot water upgrade can look like:
• Old electric hot water system to heat pump hot water system: save roughly $450–$900 per year. • Gas hot water to heat pump hot water: save around $350–$750 per year. • Gas hot water to solar hot water system: save about $300–$700 per year. • Old electric hot water to modern electric hot water system with solar: save roughly $300–$650 per year.
Recent years show strong local interest in efficient hot water. In total, around 4,932 efficient hot water systems have been installed across the 3551 postcode, including heat pump and solar hot water installation projects. Installations began modestly in the early 2000s, then jumped sharply around 2008–2010, with another lift from 2019 through 2022. Even with some easing in 2023–2025, the steady flow of hot water installation work shows that more Longlea households are keen to electrify, cut running costs and move towards an energy efficient hot water system that works with solar.
Hot Water Rebates, Tariffs & Savings
For Longlea homeowners comparing heat pump vs solar hot water or solar hot water vs electric hot water, rebates can make the decision easier. Federal Small‑scale Technology Certificates (STCs) and Victorian hot water rebate VIC programs can reduce the upfront hot water system price / cost for approved systems, whether you choose a heat pump hot water installation, solar hot water repair and upgrade, or an efficient electric hot water installation. In many cases, these incentives and the electric hot water system rebate can effectively trim the heat pump hot water price / cost or solar hot water price / cost by a substantial percentage, turning a five‑to‑seven‑year payback into something closer to three to five years, especially if you already have solar. Add in smart timers or solar‑diversion controls and your hot water VIC running costs can drop even further.
If your current unit is ageing, unreliable or due for a solar hot water tank replacement, it is a good time to look at hot water repair or full replacement options. Choosing between chromagen solar hot water, rinnai solar hot water, rheem solar hot water, rheem heat pump hot water or a premium sanden heat pump will depend on your roof space, budget and whether you want the absolute most efficient hot water system or simply a solid, energy efficient hot water system that fits your needs.
If you live in Longlea and are wondering whether to stick with gas, go for a modern electric hot water system, or step up to a heat pump or solar hot water heating system, it is worth getting tailored advice. With strong solar, a high rate of home ownership and growing interest in sustainability, local homes are well placed to benefit from hot water rebate VIC programs and lower running costs. Talk with experienced hot water VIC installers like us – heat pump and solar hot water specialists – to check your home’s suitability, compare options and hot water system price / cost, and plan a hot water upgrade that reduces bills, cuts emissions and future‑proofs your property. Reach out today for personalised advice from trusted local experts.