Regularly

Regularly check the price of photovoltaic panels

According to the National Renewable Energy Laboratory's Spring 2025 Solar Industry Update, residential solar costs average around $2. Factors affecting cost per watt include:. This could increase costs by nearly $9,000 for a typical system, making 2025 potentially the last year for maximum savings. Combined with the tax. . Average price of solar modules, expressed in US dollars per watt, adjusted for inflation. Data source: IRENA (2025); Nemet (2009); Farmer and Lafond (2016) – Learn more about this data Note: Costs are expressed in constant 2024 US$ per watt. 5 kW system, but prices can vary from as little as $7,700 for smaller solar systems to upward of $34,700 for larger systems. is between $15,000 and $25,000 before incentives. This typically translates to about $2. 50 per watt of installed capacity (more on price per watt below).