Solar and batteries in Cockburn Central: what the local data shows

Where Cockburn Central is

Cockburn Central is 19 km south of the Perth CBD. Postcode 6164 covers Cockburn Central, Atwell, Aubin Grove, Banjup, Beeliar, Hammond Park, Jandakot, South Lake, Success, Treeby and Yangebup: about 22,897 occupied homes and 66,124 people at the 2021 Census. Canning Vale next door has more batteries for its size (109 per 1,000 homes against 93 here).

What stands out in Cockburn Central

• 20% of homes are owned outright, against 28% across Perth.
• 93 home batteries for every 1,000 homes since Jul 2025, about 1.5 times the Perth rate.
• 58 new solar systems per 1,000 homes in the last 12 months, about 1.5 times the Perth rate: solar is still going on roofs here quickly.
• A median age of 34, younger than Perth's 38.

Batteries in Cockburn Central since the federal rebate began

2,133 batteries went in across the postcode from July 2025 to 31 August 2026, averaging 22 kWh, about the Perth average. Installs went from 81 in July 2025 to a high of 264 in April 2026, the same month as Perth as a whole. About 4.4% of Perth's new batteries go in here, much the same as when the rebate began.

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

Cockburn Central's solar story since 2001

767 systems went in before 2011. The busiest year was 2021 (1,615), in the second wave of rooftop solar, and the quietest since 2011 was 2015. 2025 brought 1,100, 68% of that peak. Systems grew from an average of 2.2 kW in 2011 to 9.1 kW in the last 12 months.

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

Cockburn Central beside its neighbours

• Murdoch, 6 km north: more batteries for its size and fewer renters, with batteries of a similar size.
• Spearwood, 7 km west: fewer batteries for its size, less new solar in the past year, fewer separate houses and more renters, with batteries of a similar size.
• Bull Creek, 7 km north: less new solar in the past year and fewer renters, with about as many batteries for its size.
• Canning Vale, 7 km north-east: more batteries for its size, bigger batteries and fewer renters, with a similar pace of new solar.

Prices, rebates and solar output

Each kW of panels here makes about 1,700 kWh a year, so a 9.1 kW system makes about 15,500 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 Cockburn Central

A vetted installer covers postcode 6164, and you meet one at a time (how we choose them).

Nearby: Murdoch · Spearwood · Bull Creek · Canning Vale · every suburb · Perth guide