- Property Value: Owning a solar system increases the value of your property. You can increase the value of your property through upgrades with the savings you have earned from your solar system but also from the solar system itself. Properties equipped with solar systems increase the value significantly more than properties without solar. According to Energy.gov, when you decide to sell your property, you can sell your property faster. Buyers are also willing to pay a premium of about $15,000 for your property. Solar systems make homes more energy-efficient, which in turn lowers your electricity bills. Buyers are also interested in energy-efficient homes because it reduces their environmental impact. You can learn more about increasing your property value.