Hot Water Systems in Lockwood
The 3551 postcode, covering Lockwood, 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 South, Longlea, 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 Lockwood 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 Lockwood'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 Lockwood
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 Lockwood
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterLockwood
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 Lockwood
Compare heat pump hot water systems suitable for Lockwood'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 - Lockwood, 3551
Hot Water Demographics - Lockwood
Based on the Australian Bureau of Statistics 2021 Census (ABS), Lockwood 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, Lockwood 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 Lockwood's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Lockwood 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.
Lockwood is converting hot water demand to efficient systems faster than many peers, with 39.1% of dwellings already upgraded.
Hot water systems in Lockwood
Across Lockwood and the 3551 area, more households are switching to energy efficient hot water systems to keep bills under control and move away from gas. With an average household size of around 2.9 people and more than 11,800 occupied dwellings, reliable hot water is a daily essential – but it does not have to cost the earth. Many homes still run old gas or electric units, so upgrading to a modern heat pump hot water system, solar hot water system or efficient electric hot water system is a logical next step.
Lockwood enjoys strong sunshine, with average solar exposure of about 16.9 MJ/m² per day – roughly 4.7 kWh/m². That is ideal for getting the most out of a solar hot water heating system or a high quality heat pump. With median household income in the postcode sitting just over $2,000 per week and most homes either owned outright or with a mortgage, there is real value in cutting running costs and using those savings elsewhere. Annual hot water energy savings from efficient systems can easily reach hundreds of dollars per year for a typical family.
Most homes in Lockwood are three or four bedroom separate houses, so hot water demand is steady – especially for families with kids and tradies needing regular showers. Hot water can account for a quarter of household energy use, so choosing the most efficient hot water system makes a noticeable difference. Many locals are now comparing heat pump vs solar hot water, or looking at solar hot water vs electric hot water to see what fits their roof space, budget and lifestyle.
Average annual bill savings from an upgrade in Lockwood can look like:
• Old electric to heat pump hot water system: $400–$800 per year • Gas to heat pump hot water system: $300–$600 per year • Gas to solar hot water system: $250–$600 per year • Old electric to modern electric hot water installation with rooftop solar: $250–$500 per year
Brands like Rheem heat pump hot water, Sanden heat pump and Rinnai solar hot water are popular for efficient upgrades, alongside options such as Chromagen solar hot water. Many homeowners are simply looking for the best hot water system Australia can offer for their situation, or the best heat pump hot water system that balances performance, warranty and heat pump hot water price / cost. Others want a straightforward electric hot water installation that works well with existing solar.
In Lockwood, there have already been 4,932 efficient hot water installations, combining heat pump hot water installation and solar hot water installation. Install numbers started modestly in the early 2000s, then jumped sharply around 2008–2010, with 421 systems in 2009 alone. Since 2014, yearly totals have stayed strong, with more than 300 systems in several recent years and continued interest through to 2024 and 2025. This steady growth shows how keen local households are to electrify, trim running costs and choose an energy efficient hot water system that suits Lockwood’s climate.
Hot Water Rebates, Tariffs & Savings
Across VIC, interest in replacing old gas or electric hot water with efficient options is growing quickly, and Lockwood is no exception. Federal incentives like Small-scale Technology Certificates (STCs) help reduce heat pump hot water price / cost and solar hot water price / cost, while state programmes offer a heat pump hot water rebate, solar hot water rebate and even an electric hot water system rebate in some cases. Together, these hot water rebate VIC schemes can effectively cut the upfront hot water system price / cost by a substantial percentage, bringing quality systems within reach for more families.
For many Lockwood homes, shifting from gas or an ageing electric unit to a high performance heat pump or solar hot water system can save hundreds of dollars per year, with payback periods shortened further if you run your unit on solar power, smart tariffs or timers. Using solar diversion or off-peak tariffs can turn your system into one of the most efficient hot water system options on the market.
Whether you are planning a hot water installation for a new build, need hot water repair on a tired unit, or are looking at solar hot water tank replacement, it pays to compare options like Rheem solar hot water, Rinnai solar hot water and Chromagen solar hot water against modern electric hot water vs gas hot water. For some homes, an all-electric setup with rooftop solar and a quality Sanden heat pump can be the most efficient hot water system long-term; for others, a well-sized solar hot water heating system combined with a backup electric element is the best fit.
If you live in Lockwood and your current unit is older, noisy or unreliable, now is a good time to review your hot water VIC options. With strong solar, growing local interest in sustainability and generous hot water rebate VIC support, efficient hot water systems can cut bills, reduce emissions and future-proof your home. To explore heat pump, solar and electric choices – from new installations to solar hot water repair or full solar hot water tank replacement – connect with trusted local hot water installers for personalised advice with us and find the right solution for your Lockwood home.