Is an outstanding organization which I support. They keep track of hate groups in the country and have an interactive map on their website showing where they are located.
http://www.splcenter.org/get-informed/hate-map There are none in The Villages, thankfully, and only one in Ocala, The Confederate Hammerskins. Interestingly, while the south has an abundance, the greatest number of any state is California, while New York and Pennsylvania each have a substantial number. The recent racist motivated killings at two Kansas City area Jewish Centers, has brought this issue to many people's attention. The shooter was (allegedly) a 72 year old avowed racist and former KKK grand dragon.