Postcode 4400 4400
Postcode 4400 sits on the QLD sustainability index. With 355 rooftop systems installed, about 49% of solar-suitable homes have made the switch. 18 batteries and 18 heat pumps round out the postcode's clean-energy portfolio. That puts 4400 at #261 of 432 in QLD and #601 of 2630 nationally, with a Suburb Green Index of 76.0 — 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.
How Postcode 4400 compares
Solar uptake here is 49% of suitable rooftops, ahead of the QLD median of 47%. Overall, 4400 ranks in the top 60% of QLD postcodes on the Suburb Green Index.
Live in Postcode 4400?
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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.