Suffolk County Plat Maps (New York)

Search for Suffolk County, NY plat maps. Plat maps include information on property lines, lots, plot boundaries, streets, flood zones, public access, parcel numbers, lot dimensions, and easements.


Clerks maintain and preserve important public records for a county or local government, including detailed local maps such as plat maps in Suffolk County, NY. These Suffolk County plat maps show the property boundaries in a neighborhood, including lots and their dimensions, boundary locations, streets and street numbers, and parcel numbers. These Suffolk County maps contain important information for prospective buyers who may be concerned about easements, rights of way, flood zones, and public access on a particular plot of land. Clerks often provide online access to plat maps.

Amityville Clerk Amityville NY 21 Ireland Place 11701 631-691-3303

Bellport Village Clerk Bellport NY 29 Bellport Lane 11713 631-286-0327

Brightwaters Village Clerk Brightwaters NY 40 Seneca Drive 11718 631-665-1280

East Hampton Town Clerk Montauk NY THE Plz 11954 631-668-5081

Head Of The Harbor Village Clerk St. James NY 500 New York 25A 11780 631-584-5550

Jo Ann Raia Town Clerk Huntington NY 100 Main Street 11743 631-673-9477

Lindenhurst Clerk Lindenhurst NY 430 South Wellwood Avenue 11757 631-957-7501

Lloyd Harbor Village Clerk Lloyd Harbor NY 32 Middle Hollow Road 11743 631-549-8893

North Haven Village Clerk Sag Harbor NY 335 Ferry Road 11963 631-725-1378

Northport Village Clerk Northport NY 224 Main Street 11768 631-261-7502

Quogue Village Clerk Westhampton Beach NY 172 Dune Road 11978 631-653-4498

Southampton Town Clerk Hampton Bays NY 25 Ponquogue Avenue 11946 631-723-3820

Southampton Village Clerk Southampton NY 23 Main Street 11968 631-283-0247

Southold Town Clerk Southold NY 53095 Middle Road 11971 631-765-1801

Suffolk County Clerk Riverhead NY 310 Center Drive 11901 631-852-2000

Suffolk County Clerk Central Islip NY 400 Carleton Avenue 11722 631-853-4312

Suffolk County Clerk Riverhead NY 310 Center Drive South 11901 631-852-2041


Treasurers and Tax Collectors are responsible for collecting taxes at the local level and distributing these funds in Suffolk County, NY. In order to collect Suffolk County property taxes, the Treasurer and Tax Collector typically maintains maps covering its jurisdiction, including plat maps. These plat maps provide detailed information on a neighborhood or local area, including property boundaries and divisions, lot dimensions, parcel and street numbers, and land sizes. Suffolk County plat maps also contain important information for prospective buyers about flood zones, easements, rights of way, and public access. The Suffolk County Treasurer and Tax Collector may provide online access to plat maps on its website.

Asharoken Village Treasurer Northport NY 1 Asharoken Avenue 11768 631-261-7098

Babylon Village Treasurer Babylon NY 153 West Main Street 11702 631-587-6270

East Hampton Treasurer East Hampton NY 86 Main Street 11937 631-324-4150

Sag Harbor Village Treasurer Sag Harbor NY 55 Main Street 11963 631-725-0222

Suffolk County Treasurer Hauppauge NY 100 Veterans Memorial Highway 11788 631-852-1500


Assessors are responsible for determining the value of taxable property within Suffolk County, NY. These property assessments are used to levy property taxes. In addition, Suffolk County Assessors maintain detailed neighborhood maps that contain information about the properties. These plat maps include all the lots in a tract of land, boundary locations, street numbers, property lines, and lot dimensions. Suffolk County plat maps also show any easements or rights of way. Assessors are responsible for assigning a parcel number to each lot, which appears on the map. Plat maps may be available online through the Assessor's website.

East Hampton Town Assessor East Hampton NY 300 Pantigo Place 11937 631-324-4187

Islip Assessor Islip NY 40 Nassau Avenue 11751 631-224-5585

Patchogue Assessor Patchogue NY 14 Baker Street 11772 631-475-2561

Shelter Island Assessor Shelter Island NY 38 North Ferry Road 11964 631-749-1080

Smithtown Town Assessor Smithtown NY 40 Maple Avenue 11787 631-360-7560


Recorders of Deeds maintain real estate ownership documents to ensure the accuracy of property, land, and property tax records in Suffolk County, NY. As part of this responsibility, Recorders of Deeds typically keep detailed Suffolk County plat maps. These maps show the subdivisions in a tract of land, including boundary locations, parcel and street numbers, property lines, and lot dimensions. Plat maps also include Suffolk County flood zones, easements, and rights of ways, as well as public access land. The Recorder of Deeds often provides public access to plat maps through its website.

Suffolk County Recorder of Deeds Riverhead NY 310 Center Drive South 11901 631-852-2000