Suffolk County


Suffolk County At-A-Glance

Established: 1683
Population: 1,493,350 (2010 Census)
County Seat: Riverhead
Cities: None
Villages: Amityville, Asharoken, Babylon, Belle Terre, Bellport, Brightwaters, Dering Harbor, East Hampton, Greenport, Head of the Harbor, Huntington Bay, Islandia, Lake Grove, Lindenhurst, Lloyds Harbor, Mastic Beach, Nissequogue, North Haven, Northport, Old Field, Patchouge, Poquott, Port Jefferson, Quogue, Sag Harbor, Sagaponack, Shoreham, Southampton, Village of the Branch, West Hampton Dunes, Westhampton Beach
Towns: Babylon, Brookhaven, East Hampton, Huntington, Islip, Riverhead, Shelter Island, Smithtown, Southampton, Southold
Bordering Counties: Nassau
NYSDOT Region Code: 07
Designated Market Area: New York
Area Codes: 631


State Routes

Interstate United States New York
None

Reference Routes

Route Name Southern/Western
Terminus
Northern/Eastern
Terminus
Length Notes
900A Main St. Greenport Marina 0.08 miles
(0.13 km)
900C Orient Park Rd. Orient Beach State Park 0.68 miles
(1.09 km)
900W Montauk Hwy. Suffolk CR 80
Knoll Rd.
Tuckahoe Ln. 2.79 miles
(4.49 km)
901A Hauppague Center Rd. Kings Rd. 0.67 miles
(1.08 km)
906A EAST Service Road Nassau County Line Suffolk CR 101
Sills Rd.
27.17 miles
(43.74 km)
Total Distance NYC Line to Suffolk CR 101: 40.99 miles
906B WEST Service Road Nassau County Line Suffolk CR 101
Sills Rd.
27.13 miles
(43.68 km)
Total Distance NYC Line to Suffolk CR 101: 41.08 miles
906C EAST Service Road Hospital Rd. 20.00 miles
(32.20 km)
Exits 37-54
906D WEST Service Road 20.41 miles
(32.86 km)
Exits 37-53
908G Nassau County Line 12.15 miles
(19.56 km)
Total Distance Grand Central Parkway to NY 454: 28.89 miles
908J Robert Moses State Park Entrance 8.39 miles
(13.51 km)
908K Sunken Meadow State Park Entrance 11.35 miles
(18.27 km)
Sagtikos - 5.34 miles
Sunken Meadow - 6.01 miles
908M Nassau County Line Heckscher State Park Entrance 17.07 miles
(27.48 km)
Total Distance Belt Parkway to Heckscher State Park: 33.69 miles
909D Nassau County Line Captree State Park Entrance 9.20 miles
(14.81 km)
Total Distance Meadowbrook Parkway to Captree State Park: 15.67 miles

County Routes

COMING SOON!

Some information on this page comes from Nathan Perry's Empire State Roads.

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