The Franklin Police Department have been cracking down on crime and are the main reason the FPD is able to defy the impossible by decreasing crime rates as the population of Franklin continues to grow. The Williamson County crime numbers have pretty much stayed the same over the past few years. That is great news considering the fact that Williamson County’s population and local development have been growing exponentially over the years. Franklin has the largest population of any other city in Williamson County. Franklin also has the highest crime rate than any other the city in Williamson County. Since 2010, Franklin has experienced a decline in crime over the past 5 years.