Commercial solar prices: Current averages by capital city

Nat Golf Club 100kW solar array aerial viewSince May 2014, Solar Choice has been publishing commercial-scale solar PV system prices providing reliable ballpark figures on the going cost of solar in Adelaide, Brisbane, Canberra, Hobart, Melbourne, Perth and Sydney. The data we use comes from our installer network database, which consists of about 100 CEC-Accredited commercial solar installation companies around the country.

Solar Choice manages tenders for a wide range of commercial solar projects around Australia. The figures in the tables below are based on data from our extensive network of solar installers, many of which specialise solely in commercial-scale solar projects.

Our Residential Solar PV Price Index has been in monthly publication since August 2012; it covers pricing for 1.5kW, 2kW, 3kW, 4kW, 5kW, 7kW and 10kW solar systems. 

Commercial solar power system prices – Nov 2021

All prices in the tables below include incentives available through the federal Renewable Energy Target (i.e. STCs) as well as GST, but do not incorporate meter installation fees or additional costs such as ground-mounting, grid protection or grid connection studies.

Average commercial system prices by city & size (Nov 2021)

Adelaide, SA$10,930$31,680$56,360$76,510$92,170
Brisbane, QLD$10,270$28,390$49,140$65,650$85,390
Canberra, ACT$10,510$30,210$51,360$70,470$96,800
Hobart, TAS$11,760$30,260$51,230$67,160$84,780
Melbourne, VIC$11,140$28,710$49,830$65,830$88,220
Sydney, NSW$10,900$27,210$48,450$62,870$80,840
Perth, WA$12,450$33,760$61,990$79,290$98,840


Request a free solar business case and compare leading commercial installers


Table 4: Average commercial solar system prices per watt (Nov 2021)

Adelaide, SA$1.04$1.05$1.02$1.12$1.08$0.92
Brisbane, QLD$0.94$1.01$0.91$0.98$0.93$0.86
Canberra, ACT$1.01$1.05$1.01$1.02$1.01$0.97
Hobart, TAS$0.99$1.16$1.00$1.01$0.94$0.85
Melbourne, VIC$0.97$1.10$0.95$0.99$0.94$0.88
Sydney, NSW$0.92$1.07$0.89$0.96$0.89$0.81
Perth, WA$1.12$1.19$1.08$1.23$1.13$0.99

Historic average commercial system prices (August 2012 – Nov 2021)

Gallery: Historic commercial solar system prices by system size & city

See all previous Commercial Solar PV Price Index articles

Average commercial solar payback periods by state

Request a Free Business Case Analysis & Solar Quote Comparison

Or give us a call to speak with our team via the number below:

Tap to call: 0410 124 850

© 2018 Solar Choice Pty Ltd


  1. I’m looking to price for a three camp grounds to be completely self sustaining with the greatest window of power storage (Eg; for overcast or rainy weeks). As automated as possible. Minimal maintenance with maximum input (free quote?).

Leave a Reply

Your email address will not be published. Required fields are marked *