Postcode 6401 6401
Postcode 6401 is one of WA's top-tier suburbs on the wall of green. Roughly 48% of suitable rooftops here already have solar — 1,382 systems and counting.undefined That puts 6401 at #33 of 381 in WA and #213 of 2630 nationally, with a Suburb Green Index of 78.9 — above 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.
How Postcode 6401 compares
Solar uptake here is 48% of suitable rooftops, ahead of the WA median of 43%. Overall, 6401 ranks in the top 9% of WA postcodes on the Suburb Green Index.
Live in Postcode 6401?
Take the free 3-minute AI green audit — get your household's Green Score, a personalised switch plan with rebates, and help Postcode 6401 grow a little greener.
Get my Green Score →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.