If you are a higher-use customer, your annual rate of increase may be as high at 10%! See this graph which is the actual annual rate increases we analyzed from a customer who came to Affordable Solar and who was curious about what rates of increase they actually had in recent years.
Rising utility rates combined with lower equipment and installation costs makes solar a great investment for your home. A typical assumption in our return on investment calculation is an annual rate increase from the utility of 5%. Rate-paying customers who pay on average over $100 per month should be looking at solar for their home as a good investment.