The cost per watt installed in the united states varies significantly by state customer type and system size with median prices ranging from 3 2 w to 4 5 w according to berkeley lab s tracking the sun report.
Per watt solar panel cost.
With labor and other factors solar panel installation costs a total of 2 50 to 3 50 per watt.
Solar panel cost per watt example three dollars per watt 3 w means that for a 5 kilowatt system a common solar system size the gross system cost will be 15 000.
Solar panel price per kilowatt hour.
Solar companies can typically get a single solar panel at a price of 0 75 per watt.
Solar panel cost per watt is now only 2 50 in some states making a 6kw system only 10 500 after claiming the solar tax credit.
There are three types common in the residential market.
The average cost of solar panels has fallen 65 from 7 34 per watt in 2010 to 2 53 per watt in 2019.
Ultimately there are many factors that figure into the price per watt of a solar system but the average cost is typically as low as 2 75 per watt.
There are many affordable solar panel and inverter types.
This price will vary if a project requires special adders like ground mounting a main panel upgrade ev charger etc.
In california where the average system required is 4 23 kw solarreviews research data shows that the average solar panel installation cost as of jan 2020 is 2 78 per watt meaning the 4 23 kw system would be 11 753 before the solar tax credit and 8 701 after the federal tax credit.
However if a homeowner is trying to buy one or two panels on their own for a small diy project they will likely pay closer to 1 per watt.
The good news is that prices have dropped significantly declining 61 percent since 2010 according to nrel.
You don t have to choose between only two brands to get the best value solar cell or price per watt which is great news.
A standard 6 kw residential solar system has dropped from 44 000 down to 15 200 over the past decade not including the federal solar tax credit.
Kilowatts shouldn t be confused with kilowatt hours which is the metric to show you how much electricity your system produces.
Drill down to see who s offering the best solar panel prices in your state or city.