Hot Water Systems in Hillcrest
The 4118 postcode, covering Hillcrest, Browns Plains Bc, Brownsleigh, Browns Plains, Forestdale, Heritage Park and Regents Park and surrounding areas, is home to around 10,583 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 Hillcrest and the 4118 area, 1,546 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 Hillcrest's climate delivering an average of 5.1 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 4118
44th
State Wide
159th
Australia Wide
Hot Water Installation Hillcrest
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 Hillcrest
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterHillcrest
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 Hillcrest
Compare heat pump hot water systems suitable for Hillcrest'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 - Hillcrest, 4118
Hot Water Demographics - Hillcrest
Based on the Australian Bureau of Statistics 2021 Census (ABS), Hillcrest has around 10,583 private dwellings, home to approximately 29,781 people. With an average household size of 2.9 people, and around 50 litres of hot water used per person each day in Australia, Hillcrest households use approximately 145 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 Hillcrest's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Hillcrest community is home to 2,733 couple families with children and 910 one-parent families, meaning a large proportion of households face substantial hot water demand. With 4,577 homes owned with a mortgage and 2,302 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.
Hillcrest is converting hot water demand to efficient systems faster than many peers, with 14.6% of dwellings already upgraded.
Hot water systems in Hillcrest
Across Hillcrest, more locals are switching to energy efficient hot water systems – from modern electric hot water to a quality heat pump hot water system or solar hot water system. With most of the 10,176 dwellings in the 4118 postcode being separate houses and an average household size of 2.9 people, hot water demand is steady and upgrades can make a real dent in power bills.
Hillcrest’s sunshine is a big part of the story. The nearby Regents Park weather station records an average 18.5 MJ/m² of solar exposure per day – roughly 5.1 kWh/m². That strong solar resource means both a solar hot water heating system and a high efficiency heat pump hot water system can perform very well here. With median household income around $1,744 a week and many families juggling mortgages of about $1,625 a month, shifting from old gas or an ageing electric hot water system to the most efficient hot water system you can afford is a logical way to lock in long term savings.
In the 4118 area, most homes are three and four bedroom houses, so a typical family hot water system size is in the 250–315 litre range. Hot water can easily account for 20–30% of household energy use, so choosing an energy efficient hot water system really matters. Local installers see strong interest in brands like Rheem heat pump hot water units and Rheem solar hot water, along with premium options such as Sanden heat pump systems and Rinnai solar hot water. These are all contenders when people research the best hot water system Australia wide or the best heat pump hot water system for a busy family home.
For Hillcrest households comparing heat pump vs solar hot water, or solar hot water vs electric hot water, the right answer often comes down to roof space, budget, and whether you already have solar panels. A modern electric hot water installation on a good solar tariff can still be very efficient, especially with timers or smart controls. If your old gas unit is on its last legs, electric hot water vs gas hot water is now tilting firmly towards efficient electric, especially when you factor in rebates and future gas price uncertainty.
Here are typical annual bill savings many Hillcrest homes can see (ballpark only):
• Old electric to heat pump hot water installation: save around $350–$700 per year • Gas storage to heat pump: save roughly $250–$600 per year • Gas storage to solar hot water installation: save about $200–$550 per year • Old electric to modern electric hot water installation with rooftop solar: save around $200–$500 per year
In 4118 there have already been 1,546 efficient hot water installations, combining both heat pump and solar hot water installation jobs. Install numbers jumped sharply around 2009–2011, with 145–165 systems a year going in as early rebates kicked off, and there has been steady ongoing interest since, including 56 installs in 2021 and continuing work through to 2025. This trend shows more Hillcrest residents are serious about electrification, lower running costs and cutting emissions through smarter hot water installation choices.
Hot Water Rebates, Tariffs & Savings
Around Hillcrest QLD, more people are replacing old gas or power hungry electric units with a heat pump hot water system, efficient electric hot water system or a rooftop solar hot water system. Federal incentives like Small-scale Technology Certificates (STCs) apply to eligible heat pump and solar hot water systems QLD wide, and there are state-based programmes that can effectively act as a solar hot water rebate or heat pump hot water rebate. In some cases, combined discounts can trim the solar hot water price / cost or heat pump hot water price / cost by a substantial percentage, bringing premium systems like Sanden heat pump units or Chromagen solar hot water style setups within reach. There are also electric hot water system rebate offers from time to time that help make electric hot water installation more affordable.
For many Hillcrest homes, an efficient hot water upgrade can cut hundreds of dollars a year from bills, especially when paired with rooftop solar and smart timers or solar diversion controls. That can shorten the payback period significantly compared with relying on grid power alone. When you add in options for solar hot water tank replacement, hot water repair and ongoing servicing, it becomes easier to keep your system running efficiently for years.
If you live in Hillcrest and your current unit is old, unreliable or running on gas, now is a good time to see if your home is ready for a hot water upgrade. Whether you are weighing up heat pump vs solar hot water, looking at solar hot water repair, or simply want a straight swap to a more energy efficient hot water system, working with experienced hot water QLD installers who specialise in heat pump hot water installation, solar hot water repair and electric hot water installation is the safest move. With Hillcrest’s strong solar exposure and growing interest in sustainability, efficient hot water systems can help you reduce bills, cut emissions and future proof your home – start by talking to trusted local experts for personalised advice with us.