How much does it cost to install photovoltaic panels on a home roof

How much does a solar panel installation cost?

A 6- to 10-kW solar panel installation costs $12,600 to $31,500 after the 30% federal tax credit. Solar panel prices depend on the size, type, and quality. *Total cost may be lower with additional state and local incentives. Get free estimates from solar panel installers near you. Residential solar panel prices vary from state to state.

How much do commercial solar panels cost?

Generally, installing solar panels on businesses costs a bit less per watt because the systems are larger, but the total costs will be higher. In 2025, the average cost for commercial solar panels is just about $2.00 per watt. There is a lot to consider when figuring out how much you’ll spend on a solar installation.

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 shingles cost?

Solar panels are the most popular choice for solar energy, but they are not the only option. If your budget allows, solar shingles cost $4 to $14 per watt and look like traditional roof shingles, blending in better with the surroundings and offering a sleeker alternative to standard solar panels. Are solar panels worth it?

Do used solar panels cost more than new?

Used solar panels will cost less than new solar panels, however, we wouldn’t recommend using them to power your home. Used solar panels likely won’t be covered under the manufacturer’s warranty, and you’ll sacrifice performance. How much do solar panels cost if I get multiple quotes?

Is installing solar panels worth it?

To determine if solar panels are worth it for your home, consider factors such as local incentives and policies, your electric bill, and how you finance the system. After accounting for the federal solar tax credit and local incentives, the net cost may be around $21,000.