Australian households and business added another 70MW of rooftop solar in July, with more than 16,000 households adding rooftop solar systems in the month.

According to Green Energy Markets, the 16,601 rooftop solar systems took the total installs so far this year to more than 108,000, or a total of 450MW across the country.

Queensland continues to be the biggest market for rooftop solar, accounting for just over on third of all installations. Victoria is second, followed by NSW, WA and then South Australia.

According to Green Energy Markets, commercial scale systems accounted for 19 per cent of installed capacity in the month of July, and 16 per cent of all installations so far this year. The biggest markets for commercial scale solar are in NSW, followed by Victoria and Queensland.