Solar Installers in Rock Island County, Illinois

Rock Island County, located in Illinois, is home to 144,672 residents and offers excellent potential for residential solar energy. With 4.2 peak sun hours per day and electricity rates averaging 17.69 cents per kWh, homeowners in Rock Island County can generate substantial savings by switching to solar power.

The average cost of a solar installation in Rock Island County is approximately $2.86 per watt before incentives. After applying the 30% federal Investment Tax Credit, a standard 8kW residential system costs approximately $16,016. This system would produce roughly 12,264 kWh annually, saving homeowners approximately $2,170 per year on electricity.

Illinois's full retail rate net metering policy applies to Rock Island County residents, allowing you to earn full retail rate credits for excess solar energy sent back to the grid. Combined with the federal tax credit, the typical payback period is around 8 years.

Over a 25-year period — well within the typical solar panel warranty — Rock Island County homeowners can expect total savings of $38,222. Solar also increases your home value by an estimated 3-4% while protecting you from future electricity rate increases that have historically averaged 2-3% per year.

Whether you live in the heart of Rock Island County or in a surrounding community, going solar is one of the smartest financial decisions you can make. Use our free quote comparison tool to get matched with licensed, insured solar installers who serve your area.