New South Wales · Postcode 2140

Auburn solar & clean energy data

366 solar installations registered with the Clean Energy Regulator · ranked bottom 50% in New South Wales · data current as at 2026-08-15

Auburn
Ranked bottom 50% for solar uptake in New South Wales
#463
in New South Wales
366
Total solar installs
39
Installed last 12 months
+50%
12-month growth
Monthly solar installations · past 12 months
12 months agoThis month
69
Home batteries
18.9%
Of solar homes have battery
Cheaper Home Batteries Program · from Jul 2025
3,533
tonnes CO₂/yr
Estimated annual carbon avoided by Auburn's 366 solar systems combined — equivalent to taking 1,682 cars off the road.
Community total, not per household. Estimated from avg 9kW system size × NSW grid emissions factor.
Compared to neighbouring postcodes
2140
366
#463 state
you
2141
2,352
#162 state
Granville
2142
1,425
#250 state
Clyde
2138
863
#330 state
Rhodes
2137
1,897
#197 state
Concord
2143
913
#320 state
Regents Park
New South Wales grid · community impact

Based on last week's New South Wales grid mix (avg 790 gCO₂/kWh), Auburn's 366 solar systems typically avoid around 2.21 tonnes of CO₂ every hour during peak generation.

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

Auburn ranks 463rd in New South Wales out of 721 postcodes in the Clean Energy Regulator dataset, with 366 registered systems to date. Growth has been strong, with 39 new systems installed in the past 12 months — a 50% increase on the previous year, making Auburn one of New South Wales's faster-growing solar postcodes.

Collectively, Auburn's 366 solar systems avoid an estimated 3,533 tonnes of CO₂ per year — the equivalent of removing 1,682 cars from the road. This is estimated using New South Wales's average grid emissions intensity of 790 gCO₂/kWh, sourced from OpenElectricity, applied to an average system size of 9kW.

Monthly solar installations · Auburn
39 installs · Sep – Aug
3
2
3
6
4
1
4
6
5
1
3
1
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