New South Wales · Postcode 2219

Dolls Point solar & clean energy data

971 solar installations registered with the Clean Energy Regulator · ranked top 50% in New South Wales · data current as at 2026-06-15

Dolls Point
Ranked top 50% for solar uptake in New South Wales
#301
in New South Wales
971
Total solar installs
84
Installed last 12 months
+27%
12-month growth
Monthly solar installations · past 12 months
12 months agoThis month
150
Home batteries
15.4%
Of solar homes have battery
Cheaper Home Batteries Program · from Jul 2025
9,374
tonnes CO₂/yr
Estimated annual carbon avoided by Dolls Point's 971 solar systems combined — equivalent to taking 4,464 cars off the road.
Community total, not per household. Estimated from avg 9kW system size × NSW grid emissions factor.
Compared to neighbouring postcodes
2219
971
#301 state
you
2220
1,681
#218 state
Blakehurst
2218
813
#344 state
Hurstville
2221
1,603
#225 state
Oatley
2217
1,340
#256 state
Kogarah
2216
1,189
#279 state
Rockdale
New South Wales grid · community impact

Based on last week's New South Wales grid mix (avg 790 gCO₂/kWh), Dolls Point's 971 solar systems typically avoid around 5.87 tonnes of CO₂ every hour during peak generation.

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

Dolls Point ranks 301st 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 84 new systems installed in the past 12 months — a 27% increase on the previous year, making Dolls Point one of New South Wales's faster-growing solar postcodes.

Collectively, Dolls Point's 971 solar systems avoid an estimated 9,374 tonnes of CO₂ per year — the equivalent of removing 4,464 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 · Dolls Point
84 installs · Jul – Jun
4
5
3
3
3
4
14
9
4
8
13
14
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