Lake Success is located in New York. Lake Success, New York has a population of 2,856. Lake Success is more family-centric than the surrounding county with 54.52% of the households containing married families with children. The county average for households married with children is 35.86%.
The median household income in Lake Success, New York is $241,029. The median household income for the surrounding county is $126,576 compared to the national median of $69,021. The median age of people living in Lake Success is 49.3 years.
The average high temperature in July is 85 degrees, with an average low temperature in January of 26.3 degrees. The average rainfall is approximately 46.7 inches per year, with 23.7 inches of snow per year.