Average Electricity Bill for a 3-Person Household in New South Wales
A three-person household in NSW uses around 18 kWh/day — significantly above the two-person benchmark. With TOU plans and 50+ competing retailers on the Ausgrid and Endeavour networks, shifting washing, dishwasher, and EV charging to off-peak hours (10pm–7am) can save $150–250/year.
$651
Quarterly estimate
$2,602
Annual estimate
How this is calculated
- Daily usage: 18 kWh/day (AER benchmark for 3-person household)
- Average rate: 33.5c/kWh (New South Wales average)
- Supply charge: $1.10/day
Figures approximate as at May 2026. Actual bills vary by plan, usage patterns, and network charges.
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Frequently Asked Questions
What is the average electricity bill in New South Wales?
A 3-person household in New South Wales pays approximately $651 per quarter or $2602 per year based on AER benchmark usage of 18 kWh/day at average rates of 33.5c/kWh.
How can I lower my electricity bill in New South Wales?
The easiest way is to compare plans — the difference between the cheapest and most expensive plan for the same usage can be $300–600/year in New South Wales. Use WattLite to compare 1,000+ plans in seconds.
Is switching energy plans difficult?
No. In Australia, switching retailers takes about 5 minutes online. Your new retailer handles the transfer — there's no interruption to supply and no technician visit needed.