Ronkonkoma, New York

Ronkonkoma, New York
Raconkumake
The Ronkonkoma train station, located within Ronkonkoma
U.S. Census map
Ronkonkoma
Location on Long Island
Ronkonkoma
Location within the state of New York
Coordinates: 40°48′50″N 73°7′42″W / 40.81389°N 73.12833°W / 40.81389; -73.12833
Country United States
State New York
CountySuffolk
TownIslip
Area
 • Total
8.44 sq mi (21.86 km2)
 • Land8.11 sq mi (21.00 km2)
 • Water0.33 sq mi (0.86 km2)
Elevation
112 ft (34 m)
Population
 (2020)
 • Total
18,955
 • Density2,337.8/sq mi (902.63/km2)
Time zoneUTC-5 (Eastern (EST))
 • Summer (DST)UTC-4 (EDT)
ZIP Code
11779
Area codes631, 934
FIPS code36-63473
GNIS feature ID0962854

Ronkonkoma (/rɒnˈkɒŋkəmə/ ron-KONG-kə-mə) is a hamlet and census-designated place (CDP) located within the Town of Islip, in Suffolk County, on Long Island, in New York, United States. The population was 18,955 at the time of the 2020 census.

The Ronkonkoma post office has the ZIP Code 11779 and serves the CDP – along with portions of several other, adjacent hamlets and CDPs.

The hamlet is also home to Long Island MacArthur Airport, which is owned and operated by the Town of Islip. The New York Air Route Traffic Control Center is located at the airport.