The installation of rooftop solar in Australia has been remarkable in many ways. More than one in eight detached and semi-detached homes now have rooftop solar systems. No other country has reached this level of market penetration. But our systems are also on average the smallest.
The rise of rooftop PV in Australia has been remarkably rapid – in just three years from the start of 2010 to the end of 2012 cumulative installed capacity increased from just under 80,000 systems to just shy of a million. The total investment by households in rooftop PV in this period has been more than $9 billion. Rooftop PV, funded and owned by households, not utilities, has attracted more investment than any other electricity generation technology in Australia over the last decade.
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