Lake Ronkonkoma is located in New York. Lake Ronkonkoma, New York has a population of20,221.
The median household income in Lake Ronkonkoma, New York is $100,868. The median household income for the surrounding county is $104,317 compared to the national median of $66,222. The median age of people living in Lake Ronkonkoma is 42.6 years.
The average high temperature in July is 83.2 degrees, with an average low temperature in January of 22.6 degrees. The annual precipitation is 46.52.