According to GTM Research’s latest report, U.S. Solar PV Price Brief H1 2016: Pricing, Breakdowns and Forecasts, pricing for fixed-tilt ground-mount PV systems will hit $0.99 per watt by 2020. This would achieve the Department of Energy’s ambitious SunShot target of $1.00 per watt by the end of this decade.
The report provides a detailed breakdown and forecast of solar costs by component and segment.