Solar panel installation costs depend on the size, complexity, and also the location of
where you want the system installed. It can cost between $15,000 and $25,000. There are three
types of solar panel systems, where each type has a different price and efficiency, and costs will
depend on the size of the system. The size of the system depends on the energy needs of the
entire home. A typical system size is anywhere from two to 10 kW.