GreenWallSt
WA · postcode 6640

Postcode 6640 6640

Suburb Green Index
72.3

Postcode 6640 sits on the WA sustainability index. With 23 rooftop systems installed, about 42% of solar-suitable homes have made the switch. Home batteries (2) and heat pump hot water (1) are the fastest-growing holdings. That puts 6640 at #194 of 381 in WA and #850 of 2630 nationally, with a Suburb Green Index of 72.3 — below the state median. Every household that takes the free green audit lifts the suburb's standing — renters and owners alike earn a Green Score, a personalised switch plan, and credits for every green action.

#194
of 381 in WA
#850
of 2630 nationally
42%
solar penetration
23
solar systems
2
home batteries
1
heat pumps
1
solar hot water
70
dwellings (Census)

How Postcode 6640 compares

Solar uptake here is 42% of suitable rooftops, behind the WA median of 43%. Overall, 6640 ranks in the top 51% of WA postcodes on the Suburb Green Index.

Live in Postcode 6640?

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Installation figures derived from Clean Energy Regulator small-scale installation postcode data (as of estimated (state averages)); dwelling counts from ABS Census. Estimates are indicative.