City · United States

Lake Ronkonkoma

Lake Ronkonkoma is a hamlet and census-designated place (CDP) in Suffolk County, on Long Island, in New York, United States. The population was 18,619 at the time of the 2020 census.

Good to know

• Population: 20,155.
• Area: 12.8 sq km.
• Elevation: 22 m.
• Timezone: America/New_York.

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