How much does it cost to invest in 5 kilowatts of solar energy

How much does a 5 kW solar system cost?

For a fully installed 5 kW Solar System in 2025, typical cost lands near $2.50–$3.50 per watt, or $12,500–$17,500 before incentives.

How much does a 100kW Solar System cost?

In the U.S., a 100kW solar system costs approximately $100,000 to $150,000. After applying the 30% federal solar investment tax credit (ITC), the net cost drops to $70,000–$105,000. Businesses may also benefit from MACRS (Modified Accelerated Cost Recovery System), which further improves ROI.

Should you buy a 5kw or 10kW Solar System?

Given rising electricity costs, the 5kW solar system price with subsidy in both countries offers a smart long-term investment for households. A 10kW solar system is ideal for larger homes, multi-storey bungalows, and even small businesses such as clinics, retail stores, and guest houses.

How much does a solar system cost per watt?

Pro tip: It can be helpful to know your solar price per watt before and after claiming the 30% tax credit. Ultimately, many factors figure into the price per watt of a solar system, but the average cost is typically as low as $2.75 per watt.