Solar Prices

Staff from NREL and GRID Alternatives Colorado install rooftop solar panels during a volunteer event. Residential solar PV installations like these can benefit from NREL’s free SolarAPP+ automated permitting software. Photo by Joe DelNero, NREL.

SolarAPP+ Has Cut 150,000 Business Days of Solar Permitting Process

15,400 Hours of Staff Time Saved and Projects Installed 14 Days Sooner With Automated Solar Permitting Platform Across the United States, rooftop photovoltaic (PV) installations continue to grow, with over 671,000 installs in 2022—and final numbers are expected to be even higher in 2023. Local governments must permit each installation, checking … [continued]

U.S. Construction Costs Dropped for Solar, Wind, & Natural Gas-Fired Generators in 2021

The average construction costs for solar photovoltaic systems, wind turbines, and natural gas-fired electricity generators all decreased in the United States in 2021 compared with 2020, according to our recently released data. Average construction costs fell by 18% from 2020 for natural gas-fired generators, by 5% for wind turbines, and by … [continued]