The average cost of solar panels in Port St. Lucie is about $16,050 for a 5-kW system and $32,100 for a 10-kW system before the ITC, but the actual cost will depend on things like the type of solar panels you want, what size system you need and how much energy you consume. Solar panels typically last 25-30 years, generating free electricity and protecting you from rising utility rates for decades. Lucie homeowners are embracing solar energy as Florida leads the nation with the 2nd highest number of residential solar installations. Here are the average costs and prices reported. . Our estimator shows how many solar panels your home needs We generate an online cost and savings estimate You choose how many solar companies send you an exact price by email or text Click on your state for solar panels cost localized to your city or use the solar calculator above to see the live. . Installing solar panels can be one of the most impactful improvements you can make - allowing you to take control of electricity bills, protect your home from outages and increase the value of your property while producing energy directly on the roof. How much does it cost to install and manage. .