Queensland · Postcode 4678

Postcode 4678 solar & clean energy data

383 solar installations registered with the Clean Energy Regulator · ranked bottom 50% in Queensland · data current as at 2026-05-15

Postcode 4678
Ranked bottom 50% for solar uptake in Queensland
#293
in Queensland
383
Total solar installs
23
Installed last 12 months
+21%
12-month growth
Monthly solar installations · past 12 months
12 months agoThis month
14
Home batteries
3.7%
Of solar homes have battery
Cheaper Home Batteries Program · from Jul 2025
3,791
tonnes CO₂/yr
Estimated annual carbon avoided by Postcode 4678's 383 solar systems combined — equivalent to taking 1,805 cars off the road.
Community total, not per household. Estimated from avg 9kW system size × QLD grid emissions factor.
Compared to neighbouring postcodes
4678
383
#293 state
you
4677
1,501
#195 state
Biloela
4680
13,260
#15 state
Rockhampton
4676
80
#383 state
Childers
4674
519
#277 state
Bundaberg
4673
200
#335 state
4673
Queensland grid · community impact

Based on last week's Queensland grid mix (avg 810 gCO₂/kWh), Postcode 4678's 383 solar systems typically avoid around 2.37 tonnes of CO₂ every hour during peak generation.

Grid intensity data: Open Electricity (openelectricity.org.au) · 7-day average · updates monthly

Postcode 4678 ranks 293rd in Queensland out of 449 postcodes in the Clean Energy Regulator dataset, with 383 registered systems to date. Growth has been strong, with 23 new systems installed in the past 12 months — a 21% increase on the previous year, making Postcode 4678 one of Queensland's faster-growing solar postcodes.

Collectively, Postcode 4678's 383 solar systems avoid an estimated 3,791 tonnes of CO₂ per year — the equivalent of removing 1,805 cars from the road. This is estimated using Queensland's average grid emissions intensity of 810 gCO₂/kWh, sourced from OpenElectricity, applied to an average system size of 9kW.

Monthly solar installations · Postcode 4678
23 installs · Jun – May
2
2
2
1
1
1
3
4
2
5
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