Welcome to the fantastic area of Lake Success! As of the latest US census, around 2,803 call this area home and around 96% are homeowners. With an average age of 47, the residents of Lake Success are well established, with many growing families of all ages. However, during weekends and holidays, you can see a lot more activity and excitement. Over the past 30 days roughly 2 homes have been sold with an average sold price of $2,565,000. That is an increase of $565,000 from the previous period.