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Victoria · Postcode 3978

Cranbourne solar & clean energy data

11,196 solar installations registered with the Clean Energy Regulator · ranked top 5% in Victoria · data current as at 2026-04-03

Cranbourne
Ranked top 5% for solar uptake in Victoria
#5
in Victoria
11,196
Total solar installs
1,689
Installed last 12 months
+1%
12-month growth
Monthly solar installations · past 12 months
12 months agoThis month
833
Home batteries
7.4%
Of solar homes have battery
Cheaper Home Batteries Program · from Jul 2025
134,081
tonnes CO₂/yr
Estimated annual carbon avoided by Cranbourne's 11,196 solar systems combined — equivalent to taking 63,848 cars off the road.
Community total, not per household. Estimated from avg 9kW system size × VIC grid emissions factor.
Compared to neighbouring postcodes
3978
11,196
#5 state
you
3977
19,752
#2 state
Cranbourne
3979
94
#571 state
Cranbourne
3976
3,721
#45 state
Dandenong South
3980
696
#295 state
Cranbourne
3975
3,573
#51 state
Dandenong South
Victoria grid · community impact

Based on last week's Victoria grid mix (avg 980 gCO₂/kWh), Cranbourne's 11,196 solar systems typically avoid around 83.94 tonnes of CO₂ every hour during peak generation.

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

Cranbourne is one of Victoria's strongest solar communities, ranking 5th in the state — ahead of 99% of all Victoria postcodes tracked by the Clean Energy Regulator. 1,689 new systems were added in the past 12 months, with growth of 1% on the previous year — typical of a maturing market where most interested households have already installed.

The combined impact is substantial: Cranbourne's solar community avoids an estimated 134,081 tonnes of CO₂ every year — equivalent to taking 63,848 cars off the road or powering around 26,816 average Australian homes with clean electricity. This is estimated using Victoria's average grid emissions intensity of 980 gCO₂/kWh, sourced from OpenElectricity, applied to an average system size of 9kW.

Monthly solar installations · Cranbourne
1,689 installs · May – Apr
178
129
147
94
140
151
169
203
186
139
91
62
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