Wollongong 2500
Wollongong is one of NSW's early-stage suburbs on the wall of green. Roughly 17% of suitable rooftops here already have solar — 832 systems and counting. Home batteries (87) and heat pump hot water (167) are the fastest-growing holdings. That puts 2500 at #524 of 567 in NSW and #2473 of 2630 nationally, with a Suburb Green Index of 39.6 — 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 Wollongong compares
Solar uptake here is 17% of suitable rooftops, behind the NSW median of 34%. Overall, 2500 ranks in the top 92% of NSW postcodes on the Suburb Green Index.
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Get my Green Score →Installation figures derived from Clean Energy Regulator small-scale installation postcode data (as of sample-curated); dwelling counts from ABS Census. Estimates are indicative.