Hot Water Systems in Bonny Hills
The 2445 postcode, covering Bonny Hills, Grants Beach, Jolly Nose and Lake Cathie and surrounding areas, is home to around 3,152 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 Bonny Hills and the 2445 area, 1,321 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 Bonny Hills's climate delivering an average of 4.8 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 2445
41st
State Wide
202nd
Australia Wide
Hot Water Installation Bonny Hills
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 Bonny Hills
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterBonny Hills
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 Bonny Hills
Compare heat pump hot water systems suitable for Bonny Hills'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 - Bonny Hills, 2445
Hot Water Demographics - Bonny Hills
Based on the Australian Bureau of Statistics 2021 Census (ABS), Bonny Hills has around 3,152 private dwellings, home to approximately 7,029 people. With an average household size of 2.4 people, and around 50 litres of hot water used per person each day in Australia, Bonny Hills households use approximately 120 litres of hot water daily, equating to a massive 0.4 million litres of hot water used across the suburb every single day.
Other census insights reinforce Bonny Hills's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Bonny Hills community is home to 471 couple families with children and 140 one-parent families, meaning a large proportion of households face substantial hot water demand. With 824 homes owned with a mortgage and 1,485 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.
Bonny Hills is converting hot water demand to efficient systems faster than many peers, with 41.9% of dwellings already upgraded.
Hot water systems in Bonny Hills
In Bonny Hills, more locals are swapping old gas and electric units for an energy efficient hot water system that actually suits the way they live. With most of the 2,883 dwellings being separate houses and an average household size of 2.4 people, a well-sized hot water system is a big part of keeping power bills under control. Many households are on fixed incomes, with median household income around $1,330 a week, 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 to lock in long-term savings.
Bonny Hills enjoys strong sunshine, with average solar exposure of about 17.3 MJ/m² per day – roughly 4.8 kWh/m²/day – which is ideal for both a solar hot water heating system and high-performance heat pump hot water. That coastal sun helps deliver solid Annual Hot Water Energy Savings when you move away from older resistive electric or gas hot water. With many homes owned outright or with a mortgage, and a large over‑50 population, there is growing interest in future‑proofing with the most efficient hot water system available, rather than waiting for a breakdown.
Across the 2445 postcode, demand for efficient hot water has been steadily building. There have been 1,321 efficient hot water installations – mainly heat pump and solar hot water installation jobs – with a big spike around 2009 and consistent numbers through to 2024 and 2025. This reflects a clear shift towards electrification, lower running costs and using rooftop solar more effectively. For many families, hot water is one of the biggest energy users at home, so choosing between heat pump vs solar hot water, or solar hot water vs electric hot water, really matters.
Typical hot water system price or cost will vary by size and technology, but the bill savings are where Bonny Hills households really win. As a guide, many homes see average annual savings like:
• Old electric to heat pump hot water system: $350–$700 per year. • Gas to heat pump hot water system: $250–$600 per year. • Gas to solar hot water system: $300–$650 per year. • Old electric to modern electric hot water installation, backed by rooftop solar: $200–$500 per year.
Brands like Rheem heat pump hot water and Rheem solar hot water are common choices for reliable performance, while Rinnai solar hot water and Sanden heat pump units are popular with households chasing the best heat pump hot water system for low running costs and quiet operation. Many locals also ask about Chromagen solar hot water, especially when comparing solar hot water price or cost with heat pump hot water price or cost. A good installer will look at your roof, your power bills and whether you want an all‑electric home before recommending the best hot water system Australia can offer for your situation.
For Bonny Hills homeowners, hot water nsw rebates and tariffs are a big part of the equation. Federal Small‑scale Technology Certificates (STCs) apply to eligible solar hot water systems and heat pump hot water installation, effectively acting as an upfront discount. On top of that, state programs can offer a solar hot water rebate, a heat pump hot water rebate or an electric hot water system rebate when you replace old gas or electric units with an energy efficient hot water system. These incentives can knock a substantial percentage off the system cost, cut payback periods to just a few years, and help you move confidently from electric hot water vs gas hot water towards cleaner options. Add smart timers or solar‑diversion controls, and your solar hot water repair or solar hot water tank replacement can be timed to soak up excess rooftop solar, further trimming bills.
If your existing unit is rusty, unreliable or due for hot water repair, it is a great time to look at a hot water upgrade. Whether you are considering heat pump hot water installation, solar hot water repair and replacement, or a straightforward electric hot water installation, Bonny Hills is well placed for efficient, low‑running‑cost systems. Talk with experienced local hot water nsw specialists who understand rebates, tariffs and local solar conditions, and get personalised advice on the right hot water installation or hot water system price for your home. A smart upgrade now can reduce bills, cut emissions and future‑proof your place for years to come – connect with trusted local experts and see what is possible.