
Solar carports have become one of the most efficient and space-saving ways to generate renewable energy while providing shade and protection for vehicles. By combining functionality and sustainability, they turn otherwise unused parking areas into clean power stations. But one of the most common questions asked by potential buyers and businesses is: how long do solar carports actually last?
The answer depends on several factors, including the quality of the materials, the design of the mounting system, local weather conditions, and how well the installation is maintained. On average, solar carports are built to last between 25 and 30 years, with some systems even exceeding that lifespan when properly cared for.
The solar panels themselves typically come with warranties of 25 years or more. Over time, they experience a slight decrease in efficiency, known as degradation, but most panels will still perform at around 80–90% of their original output after two decades. The mounting structure, however, often lasts even longer. Made from high-quality materials such as aluminum and galvanized steel, the mounting systems are engineered to resist corrosion, high winds, and heavy loads.
This is where manufacturers like SIC Solar make a difference. As a professional producer and supplier of photovoltaic mounting systems, SIC Solar designs its carport structures to withstand diverse climates — from intense heat and UV exposure to rain, snow, and coastal humidity. Their robust racking systems ensure stability, safety, and long-term reliability for both commercial and residential solar carport projects.
In addition to the structure, maintenance also plays a key role in extending lifespan. Regular inspections help identify any loose components, debris buildup, or corrosion before they cause damage. Keeping drainage clear and checking electrical connections ensures consistent performance and minimizes downtime.
Another consideration is design flexibility. Many modern solar carports are modular, allowing easy replacement of individual components if necessary. This makes repairs or upgrades much simpler, which can further extend the overall system’s lifetime.
When properly designed and installed using high-quality mounting systems, a solar carport can continue generating clean energy long after its initial payback period. With minimal maintenance, it not only offsets electricity costs but also provides decades of environmental benefits and functional parking space.