Hot Water Systems in Woongarrah
The 2259 postcode, covering Woongarrah, South Tacoma, Alison, Bushells Ridge, Cedar Brush Creek, Chain Valley Bay, Crangan Bay, Dooralong, Durren Durren, Frazer Park, Freemans, Gwandalan, Halloran, Hamlyn Terrace, Jilliby, Kanwal, Kiar, Kingfisher Shores, Lake Munmorah, Lemon Tree, Little Jilliby, Mannering Park, Mardi, Moonee, Point Wolstoncroft, Ravensdale, Rocky Point, Summerland Point, Tacoma, Tacoma South, Tuggerah, Tuggerawong, Wadalba, Wallarah, Warnervale, Watanobbi, Wybung, Wyee, Wyee Point, Wyong, Wyong Creek, Wyongah and Yarramalong and surrounding areas, is home to around 25,188 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 Woongarrah and the 2259 area, 2,648 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 Woongarrah's climate delivering an average of 4.6 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 2259
10th
State Wide
72nd
Australia Wide
Hot Water Installation Woongarrah
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 Woongarrah
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterWoongarrah
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 Woongarrah
Compare heat pump hot water systems suitable for Woongarrah'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 - Woongarrah, 2259
Hot Water Demographics - Woongarrah
Based on the Australian Bureau of Statistics 2021 Census (ABS), Woongarrah has around 25,188 private dwellings, home to approximately 62,207 people. With an average household size of 2.7 people, and around 50 litres of hot water used per person each day in Australia, Woongarrah households use approximately 135 litres of hot water daily, equating to a massive 3.4 million litres of hot water used across the suburb every single day.
Other census insights reinforce Woongarrah's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Woongarrah community is home to 4,959 couple families with children and 1,867 one-parent families, meaning a large proportion of households face substantial hot water demand. With 8,582 homes owned with a mortgage and 8,091 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.
Woongarrah is converting hot water demand to efficient systems faster than many peers, with 10.5% of dwellings already upgraded.
Hot water systems in Woongarrah
Across Woongarrah and the wider 2259 area, more households are swapping old gas and tired electric units for a modern hot water system that is cheaper to run and kinder to the planet. With an average household size of around 2.7 people and more than 23,000 occupied dwellings, reliable hot water is a big deal locally. Rising energy costs and busy family lifestyles mean a heat pump hot water system, solar hot water system or efficient electric hot water system is becoming the logical next step for many homes.
Woongarrah’s climate is ideal for efficient hot water. The nearby Warnervale station records about 16.4 MJ/m² of solar exposure annually – roughly 4.5 to 4.6 kWh per square metre per day – giving a solar hot water heating system plenty of free energy to work with and helping heat pumps run more efficiently. With a strong base of owner‑occupiers (over 16,000 homes owned outright or with a mortgage) and a median household income that supports smart upgrades, switching from old electric hot water vs gas hot water to a more energy efficient hot water system is one of the simplest ways to cut running costs. Many households in Woongarrah can save hundreds each year in hot water energy use alone.
In the 2259 postcode, most homes are separate houses with three or four bedrooms, so hot water demand is steady, especially for families. That makes choosing the best hot water system Australia has to offer for your needs important. Heat pump hot water installation is popular for all‑electric homes or for people planning to add rooftop solar. Solar hot water installation suits sunny roofs with good north or west exposure, while modern electric hot water installation can work well when paired with solar and smart timers. Brands like Rheem heat pump hot water, Rheem solar hot water, Rinnai solar hot water and Sanden heat pump units are all common choices locally for those chasing the most efficient hot water system. For many households comparing heat pump vs solar hot water, it comes down to roof space, budget and when you use your hot water.
Average annual bill savings in Woongarrah for a well‑designed upgrade can be significant:
• Old electric to heat pump hot water system: around $350–$700 per year. • Gas to heat pump hot water: roughly $250–$600 per year. • Gas to solar hot water system: about $200–$550 per year. • Old electric to modern electric hot water with solar: typically $200–$500 per year.
Efficient hot water is not just theory in Woongarrah; it is already happening. There have been 2,648 efficient hot water installations (heat pump and solar) recorded in the 2259 postcode. Installations spiked around 2009–2011, when rebates were strongest, with 579 systems in 2009 alone and more than 200 per year in 2010 and 2011. While yearly numbers have settled to dozens rather than hundreds, recent data through to 2025 shows steady ongoing heat pump hot water installation and solar hot water repair and replacement work as systems age and people upgrade. This reflects a growing local interest in electrification, lower running costs and future‑proofing homes against rising gas prices.
Hot Water Rebates, Tariffs & Savings
For Woongarrah homeowners, replacing an old gas or electric unit with a heat pump hot water system, newer electric hot water system or solar hot water heating system is increasingly attractive thanks to rebates. Federal Small‑scale Technology Certificates (STCs) reduce the solar hot water price / cost and heat pump hot water price / cost upfront, while NSW programmes can add a solar hot water rebate, heat pump hot water rebate or electric hot water system rebate in some circumstances. Together, these incentives can effectively trim the hot water system price / cost by a substantial percentage, shortening payback times. When you combine rebates with rooftop solar, timers or solar diversion, many Woongarrah households can cut hundreds of dollars per year from their bills and enjoy a payback of just a few years on an energy efficient hot water system. For older units needing hot water repair, it can often make more sense to put that money towards a new system instead of another band‑aid fix.
If you live in Woongarrah and your hot water system is ageing, noisy or costing a fortune to run, now is a smart time to look at a hot water upgrade. Whether you are weighing up solar hot water vs electric hot water, comparing brands like Chromagen solar hot water, Rheem solar hot water or Sanden heat pump options, or deciding on the best heat pump hot water system for your family, experienced local installers can help. With strong solar conditions for hot water nsw, a community that values sustainability and proven hot water rebate nsw support, efficient hot water can lower your bills, cut emissions and future‑proof your home. Reach out to trusted Woongarrah hot water specialists for personalised advice on hot water installation, solar hot water tank replacement, hot water repair and the right mix of technology and rebates for your property.