The average MLB attendance has declined since the 2006 season. With football, basketball, and soccer gaining popularity in America, concern about MLB attendance begin to become a reality. To help understand the decline in fan participation, we created a metric to determine the strength and loyalty of a team's fanbase. This knowledge can help forecasts market trends which can provide more insight on the MLB's maturation phase of growth. To learn more about the model created to determine the MLB's most loyal fan bases, please check out the document embedded below.