New South Wales · Postcode 2222

Penshurst solar & clean energy data

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

Penshurst
Ranked bottom 50% for solar uptake in New South Wales
#369
in New South Wales
736
Total solar installs
70
Installed last 12 months
+52%
12-month growth
Monthly solar installations · past 12 months
12 months agoThis month
171
Home batteries
23.2%
Of solar homes have battery
Cheaper Home Batteries Program · from Jul 2025
7,105
tonnes CO₂/yr
Estimated annual carbon avoided by Penshurst's 736 solar systems combined — equivalent to taking 3,383 cars off the road.
Community total, not per household. Estimated from avg 9kW system size × NSW grid emissions factor.
Compared to neighbouring postcodes
2222
736
#369 state
you
2223
1,995
#192 state
Mortdale
2221
1,668
#223 state
Oatley
2220
1,733
#217 state
Blakehurst
2224
1,399
#252 state
Sylvania
2219
999
#300 state
Dolls Point
New South Wales grid · community impact

Based on last week's New South Wales grid mix (avg 790 gCO₂/kWh), Penshurst's 736 solar systems typically avoid around 4.45 tonnes of CO₂ every hour during peak generation.

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

Penshurst ranks 369th in New South Wales for solar installations — in the middle tier of 721 postcodes tracked by the Clean Energy Regulator across the state. Growth has been strong, with 70 new systems installed in the past 12 months — a 52% increase on the previous year, making Penshurst one of New South Wales's faster-growing solar postcodes.

Collectively, Penshurst's 736 solar systems avoid an estimated 7,105 tonnes of CO₂ per year — the equivalent of removing 3,383 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 · Penshurst
70 installs · Sep – Aug
3
4
6
6
5
2
8
8
8
10
6
4
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