Solar and batteries in Mount Hawthorn: what the local data shows

Where Mount Hawthorn is

Mount Hawthorn is 4 km north-west of the Perth CBD. Postcode 6016 covers Mount Hawthorn, Glendalough: about 4,109 occupied homes and 10,818 people at the 2021 Census. Wembley next door has more batteries for its size (57 per 1,000 homes against 49 here).

What stands out in Mount Hawthorn

• Homes here moved early on batteries: the postcode's share of Perth's new batteries was 0.5% in late 2025 and 0.4% in 2026.
• 28 new solar systems per 1,000 homes in the last 12 months, 32% below the Perth rate: fewer roofs are still getting their first system.
• 58% of homes are separate houses (78% across Perth), so more homes share a roof or need strata approval.
• 36% of homes are rented, more than the 27% across Perth.

Batteries in Mount Hawthorn since the federal rebate began

200 batteries went in across the postcode from July 2025 to 31 August 2026, averaging 18.8 kWh (smaller than the Perth average of 21.8 kWh). Installs went from 10 in July 2025 to a high of 26 in March 2026, 1 month before Perth's busiest month (April 2026). Its share of Perth's new batteries eased from 0.5% in the second half of 2025 to 0.4% 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.

Mount Hawthorn's solar story since 2001

99 systems went in before 2011. The busiest year was 2021 (141), in the second wave of rooftop solar, and the quietest since 2011 was 2015. 2025 brought 91, 65% of that peak. 43% of its 1,507 systems went in from 2021, against 40% across Perth, so much of the postcode's solar is already sized for a battery. Systems grew from an average of 2.2 kW in 2011 to 10.9 kW in the last 12 months.

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

Mount Hawthorn beside its neighbours

• Wembley, 2 km south-west: more batteries for its size, bigger batteries, more new solar in the past year and fewer renters, with a similar mix of homes.
• Yokine, 2 km north-east: fewer batteries for its size, less new solar in the past year, fewer separate houses and more renters, with batteries of a similar size.
• Subiaco, 3 km south: fewer batteries for its size, less new solar in the past year, fewer separate houses and more renters, with batteries of a similar size.
• Mount Lawley, 4 km east: bigger batteries and fewer renters, with about as many batteries for its size.

Prices, rebates and solar output

Each kW of panels here makes about 1,700 kWh a year, so a 10.9 kW system makes about 18,700 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 Mount Hawthorn

A vetted installer covers postcode 6016, and you meet one at a time (how we choose them).

Nearby: Wembley · Yokine · Subiaco · Mount Lawley · every suburb · Perth guide