7,112 solar installations registered with the Clean Energy Regulator · ranked top 5% in South Australia · data current as at 2026-08-15
Based on last week's South Australia grid mix (avg 370 gCO₂/kWh), McLaren Vale's 7,112 solar systems typically avoid around 20.13 tonnes of CO₂ every hour during peak generation.
Grid intensity data: Open Electricity (openelectricity.org.au) · 7-day average · updates monthly
McLaren Vale is one of South Australia's strongest solar communities, ranking 5th in the state — ahead of 99% of all South Australia postcodes tracked by the Clean Energy Regulator. Growth has been strong, with 385 new systems installed in the past 12 months — a 47% increase on the previous year, making McLaren Vale one of South Australia's faster-growing solar postcodes.
The combined impact is substantial: McLaren Vale's solar community avoids an estimated 32,157 tonnes of CO₂ every year — equivalent to taking 15,313 cars off the road or powering around 6,431 average Australian homes with clean electricity. This is estimated using South Australia's average grid emissions intensity of 370 gCO₂/kWh, sourced from OpenElectricity, applied to an average system size of 9kW.