Postcode 2421 2421
Postcode 2421 sits on the NSW sustainability index. Roughly 36% of suitable rooftops here already have solar — 253 systems and counting.undefined That puts 2421 at #226 of 567 in NSW and #1320 of 2630 nationally, with a Suburb Green Index of 61.1 — 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 2421 compares
Solar uptake here is 36% of suitable rooftops, ahead of the NSW median of 34%. Overall, 2421 ranks in the top 40% of NSW postcodes on the Suburb Green Index.
Live in Postcode 2421?
Take the free 3-minute AI green audit — get your household's Green Score, a personalised switch plan with rebates, and help Postcode 2421 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.