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New South Wales · Postcode 2020

Mascot solar & clean energy data

634 solar installations registered with the Clean Energy Regulator · ranked bottom 50% in New South Wales · data current as at 2026-04-03

Mascot
Ranked bottom 50% for solar uptake in New South Wales
#387
in New South Wales
634
Total solar installs
52
Installed last 12 months
-10%
12-month growth
Monthly solar installations · past 12 months
12 months agoThis month
85
Home batteries
13.4%
Of solar homes have battery
Cheaper Home Batteries Program · from Jul 2025
6,121
tonnes CO₂/yr
Estimated annual carbon avoided by Mascot's 634 solar systems combined — equivalent to taking 2,915 cars off the road.
Community total, not per household. Estimated from avg 9kW system size × NSW grid emissions factor.
Compared to neighbouring postcodes
2020
634
#387 state
you
2019
754
#357 state
Botany
2021
403
#443 state
Paddington
2018
692
#373 state
Rosebery
2022
488
#422 state
Bondi Junction
2023
505
#419 state
Bellevue Hill
New South Wales grid · community impact

Based on last week's New South Wales grid mix (avg 790 gCO₂/kWh), Mascot's 634 solar systems typically avoid around 3.83 tonnes of CO₂ every hour during peak generation.

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

Mascot ranks 387th in New South Wales for solar installations — in the middle tier of 721 postcodes tracked by the Clean Energy Regulator across the state. New installations eased in the past 12 months (52 systems, 10% below the previous year), a natural slowdown after earlier periods of stronger uptake.

Collectively, Mascot's 634 solar systems avoid an estimated 6,121 tonnes of CO₂ per year — the equivalent of removing 2,915 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 · Mascot
52 installs · May – Apr
3
3
5
6
2
5
1
7
6
9
2
3
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