The easiest way to calculate the average cost of solar panels is to look at its price in dollars per watt w which is relatively consistent across the united states.
Falling solar panel pricing.
It is unlikely that we will see steep or sudden falls in pricing again because at the wholesale level individual solar panels are now only in the range of 0 40 per watt to 1 10 per watt depending on the quality of the brand of solar panel.
Cost of solar panels over time.
Solar companies that purchase in bulk typically spend 0 75 per watt whereas homeowners spend 1 per watt.
Key takeaways about solar panel cost the cost of solar in 2020 is about 12 920 after tax credits 2 91 watt the cost of solar has fallen over 20 over the past 5 years.
In addition to solar panel efficiency increasing dramatically solar panel producers have significantly improved their manufacturing processes.
The cost of u s.
As of 2020 the federal solar tax credit has reduced to 26 and will go away completely in 2022.
The solar industry today looks very different.
Residential system prices will fall 17 over the next.
Over a decade ago in 2009 the cost of a solar panel installation was 8 50 per watt.
One 150 to 300 watt solar panel costs 112 to 450 on average or between 0 75 to 1 50 per watt depending on the type of panel energy efficiency rating and size.
A tale of falling prices.
The cost of solar has dropped significantly in the past several years.