Lake Ronkonkoma is a hamlet and census-designated place in Suffolk County, on Long Island, New York, United States. The population was 18,619 at the time of the 2020 census. Located on the north and east sides of the eponymous lake, Lake Ronkonkoma is mainly located in the Town of Brookhaven, with smaller sections being located within the T…
Lake Ronkonkoma is a hamlet and census-designated place in Suffolk County, on Long Island, New York, United States. The population was 18,619 at the time of the 2020 census. Located on the north and east sides of the eponymous lake, Lake Ronkonkoma is mainly located in the Town of Brookhaven, with smaller sections being located within the Town of Smithtown and the Town of Islip.
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