Law Library

Public Access Law Libraries

Suffolk County Law Libraries that provide the public with access to legal research:

Supreme Court Law Library/Riverhead
Arthur M. Cromarty Court Complex

210 Center Drive, 1st Floor
Riverhead, NY 11901

Exit 71 - Long Island Expressway; make right onto Route 24; proceed a few miles until you see signs on the right side of the road to the Criminal Courts Building.

Exit 61 North - Sunrise Highway; proceed on Route 51 for approximately 7 miles; Criminal Court Building is located on the left.

Supreme Court Law Library/Central Islip
John P. Cohalan, Jr. Courthouse

400 Carleton Avenue, 4th Floor
Central Islip, NY 11722

Eastbound or Westbound:
Exit 56 South - Long Island Expressway (Route 111); proceed approximately one block; bear left at fork onto Wheeler Road; continue on Wheeler Road which will turn into Carleton Avenue at the railroad tracks; continue on Carleton Avenue (approximately 6 traffic lights) until you see the Cohalan Court Complex on left.

Southern State Parkway (Eastbound):
Southern State Parkway to Exit 43A; exit Parkway and make left onto Spur Drive North; make first right into the Cohalan Court Complex.

Southern State Parkway (Westbound):
Southern State Parkway to Exit 43A; exit and proceed North (stay in right lane); cross over the Parkway and make right turn at second traffic light (Belt Drive); make second right into the Cohalan Court Complex.


The Library Resources for the Public Program is available to provide free, general information about court procedures. The Program can provide you with information on which court may hear your case, the usual steps taken in your type of case, and sample court forms. Located inside the Supreme Court Law Library, in both Central Islip and Riverhead, the public has available for their use computers with internet access and printers, as well as personnel who can assist you and provide legal resources for researching your case.

More Information on LRPP