How much does a rooftop solar system cost?

Mounting system: This is what holds rooftop solar panels in place. Costs vary depending on the type of solar installation, but it generally costs between 7 and 20 cents per watt. Electrical wiring and hardware: This includes the wiring, switches and circuit breakers required to connect the solar panel system to your home's electrical system.

How much do solar panels cost per square foot?

On average, solar panels cost $8.77 per square foot of living space, after factoring in the 30% tax credit. However, the cost per square foot varies based on the size of the home. For example, the post-tax credit cost of solar panels for a 2,500-square-foot home is around $20,000 for a rate of $7.96 per square foot.

How much does a solar panel cost in California?

California's average cost per watt is currently $2.47. difference comes down to efficiency and materials: Monocrystalline panels are made from pure, single silicon crystals; various silicon fragments melted together are used to make polycrystalline panels. Monocrystalline panels have a solid black appearance.

How much is a solar panel tax credit worth?

After you apply for the federal tax credit and are approved by the IRS, you receive 30% of the cost of your solar panels in credit when you file your annual tax return. Based on the average cost of a solar system, this tax credit alone could be worth as much as $9,467.