Solar and batteries in Murdoch: what the local data shows

Where Murdoch is

Murdoch is 13 km south of the Perth CBD. Postcode 6150 covers Murdoch, Bateman and Winthrop: about 4,298 occupied homes and 13,201 people at the 2021 Census. Of its nearest neighbours, it has the most home batteries for its size.

What stands out in Murdoch

• 16% of homes are rented, fewer than the 27% across Perth.
• 48% of homes are owned outright, against 28% across Perth.
• 105 home batteries for every 1,000 homes since Jul 2025, about 1.5 times the Perth rate.
• 55 new solar systems per 1,000 homes in the last 12 months, 33% above the Perth rate: solar is still going on roofs here quickly.

Batteries in Murdoch since the federal rebate began

453 batteries went in across the postcode from July 2025 to 31 August 2026, averaging 22.8 kWh (larger than the Perth average of 21.8 kWh). Installs went from 24 in July 2025 to a high of 57 in April 2026, the same month as Perth as a whole. Its share of Perth's new batteries eased from 1.0% in the second half of 2025 to 0.9% in 2026, as other suburbs caught up.

Batteries a month, Jul 2025 to Aug 2026. August 2026 is still being registered, so it reads low.

Murdoch's solar story since 2001

233 systems went in before 2011. Then came 2011, the postcode's busiest year (409), during the first rush of rooftop solar; the quietest since was 2015. 2025 brought 175, 43% of that peak. Systems grew from an average of 2.2 kW in 2011 to 9.9 kW in the last 12 months.

Solar systems a year from 2011 (2026 to 31 August 2026); counts include replacements and small businesses.

Murdoch beside its neighbours

• Bull Creek, 3 km north-east: less new solar in the past year, with about as many batteries for its size.
• Booragoon, 4 km north: fewer batteries for its size, less new solar in the past year, fewer separate houses and more renters, with batteries of a similar size.
• Melville, 5 km north-west: fewer batteries for its size, smaller batteries, less new solar in the past year, fewer separate houses and more renters.
• Cockburn Central, 6 km south: fewer batteries for its size and more renters, with batteries of a similar size.

Prices, rebates and solar output

Each kW of panels here makes about 1,700 kWh a year, so a 9.9 kW system makes about 16,900 kWh. In STC zone 3, the federal rebates come to about $1,665 on 6.6 kW of solar and $3,663 on a 15 kWh battery (the battery rebate steps down on 1 January 2027). Prices follow the installer, not the suburb: Perth prices · WA rebates.

Getting a price in Murdoch

A vetted installer covers postcode 6150, and you meet one at a time (how we choose them).

Nearby: Bull Creek · Booragoon · Melville · Cockburn Central · every suburb · Perth guide