Victoria · Postcode 3099

Christmas Hills solar & clean energy data

749 solar installations registered with the Clean Energy Regulator · ranked top 50% in Victoria · data current as at 2026-08-15

Christmas Hills
Ranked top 50% for solar uptake in Victoria
#292
in Victoria
749
Total solar installs
45
Installed last 12 months
+29%
12-month growth
Monthly solar installations · past 12 months
12 months agoThis month
74
Home batteries
9.9%
Of solar homes have battery
Cheaper Home Batteries Program · from Jul 2025
8,970
tonnes CO₂/yr
Estimated annual carbon avoided by Christmas Hills's 749 solar systems combined — equivalent to taking 4,271 cars off the road.
Community total, not per household. Estimated from avg 9kW system size × VIC grid emissions factor.
Compared to neighbouring postcodes
3099
749
#292 state
you
3101
1,808
#155 state
Kew
3097
281
#435 state
Hurstbridge
3102
606
#317 state
Kew
3096
268
#438 state
Hurstbridge
3095
3,385
#69 state
Research
Victoria grid · community impact

Based on last week's Victoria grid mix (avg 980 gCO₂/kWh), Christmas Hills's 749 solar systems typically avoid around 5.62 tonnes of CO₂ every hour during peak generation.

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

Christmas Hills ranks 292nd in Victoria for solar installations — in the middle tier of 713 postcodes tracked by the Clean Energy Regulator across the state. Growth has been strong, with 45 new systems installed in the past 12 months — a 29% increase on the previous year, making Christmas Hills one of Victoria's faster-growing solar postcodes.

Collectively, Christmas Hills's 749 solar systems avoid an estimated 8,970 tonnes of CO₂ per year — the equivalent of removing 4,271 cars from the road. 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 · Christmas Hills
45 installs · Sep – Aug
4
4
7
3
5
1
2
4
6
4
4
1
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