Westchester County Survey Maps (New York)

The Westchester County Assessor Office determines the value of taxable property in their jurisdiction in order to assess property taxes in Westchester County, NY. As part of this responsibility, Assessors maintain detailed neighborhood maps that contain information about the land in their county or local area. These survey maps include all the Westchester County property under the Assessor's authority, property lines, boundary locations, and lot dimensions. These survey maps also show public land, unclaimed parcels, roads, and bodies of water, as well as other geographical information. They typically also include Westchester County property value assessments, and may provide information on the current property owners and the property tax history for each property. The Assessor Office may provide online access to Westchester County survey maps.

Bedford Assessor Bedford Hills NY 321 Bedford Road 10507 914-666-5149

Cortlandt Assessor Cortlandt NY 1 Heady Street 10567 914-734-1040

Harrison Town Assessor Harrison NY 1 Heineman Place 10528 914-670-3040

Lewisboro Town Assessors South Salem NY 79 Bouton Road 10590 914-763-3034

Mount Vernon Assessor Mount Vernon NY 1 Roosevelt Square North, Ste 1 10550 914-665-2325

North Salem Town Assessor North Salem NY 270 Titicus Road 10560 914-669-5214

Ossining Assessor Ossining NY 16 Croton Avenue 10562 914-762-8274


The Westchester County Building Department creates and enforces building codes in order to ensure the construction of safe buildings in Westchester County, NY. As part of this process, Building Departments may keep survey maps of Westchester County. These maps show flood zones, topography, flood drainage patterns, and soil composition, which can be important for assessing safety. These maps may also show Westchester County building code zones and regulatory restrictions, such as zoning boundaries, as well as property-related information on buildings, property lines, public and private land, and lot dimensions. Westchester County survey maps typically provide information on roads, bodies of water, place names, and geographic features. These Westchester County survey maps may be available through the Building Department website.

Ardsley Building Department Ardsley NY 507 Ashford Avenue 10502 914-693-6961

Armonk Building Department Armonk NY 17 Bedford Road 10504 914-273-8625

Bedford Planning Department Bedford Hills NY 425 Cherry Street 10507 914-666-4434

Bedford Zoning Bedford Hills NY 425 Cherry Street 10507 914-666-4585

Bronxville Building Department Bronxville NY 200 Pondfield Road 10708 914-337-7338

Croton On Hudson Permits Croton-on-Hudson NY 1 Van Wyck St 10520 914-271-4781

Eastchester Building Department Eastchester NY 40 Mill Road, Rm 206 10709 914-771-3317

Greenburgh Building Department White Plains NY 177 Hillside Avenue 10607 914-993-1575

Harrison Zoning Harrison NY 1 Heineman Place 10528 914-670-3075

Hastings-On-Hudson Village Zoning Hastings-on-Hudson NY 7 Maple Avenue 10706 914-478-3402

Lewisboro Building Department South Salem NY 79 Bouton Road 10590 914-763-3060

Lewisboro Planning Department South Salem NY 79 BoutonRoad 10590 914-763-5592

Lewisboro Town Zoning South Salem NY 79 Bouton Road 10590 914-763-3822

Mamaroneck Building Department Mamaroneck NY 169 Mount Pleasant Avenue 10543 914-777-7731

Mt Vernon Zoning Mount Vernon NY 1 Roosevelt Square North 10550 914-665-2393

New Rochelle City Permits New Rochelle NY 515 North Avenue 10801 914-654-2140

New Rochelle Zoning New Rochelle NY 515 North Avenue 10801 914-654-2033

North Castle Building Department Armonk NY 17 Bedford Road, Ste 1 10504 914-273-3714

North Salem Planning Department North Salem NY 270 Titicus Road 10560 914-669-5661

North Salem Zoning North Salem NY 270 Titicus Road 10560 914-669-5952

Ossining Planning Department Ossining NY 101 U.s. 9 10562 914-762-8675

Ossining Village Building Department Ossining NY 2 U.s. 9, # 2 10562 914-941-3199

The Westchester County Clerk Office keeps public records for a county or local government, including vital documents, property records, and maps in Westchester County, NY. The Westchester County survey maps at the Clerk Office provide a range of information about the local area, such as public and private property, geographical features, and roads. They may also show zoning boundaries, flood zones, and unclaimed parcels. These maps are particularly useful for property-related information, such as property lines, parcel numbers, and lot dimensions, as well as property appraisals and Westchester County property tax assessments. They may also include property ownership information, tax liens, and foreclosures. These Westchester County survey maps are often available through the Clerk Office website.

Bedford Town Clerk Bedford Hills NY 321 Bedford Road 10507 914-666-4534

Briarcliff Manor Village Clerk Briarcliff Manor NY 1111 Pleasantville Road 10510 914-941-4802

Cortland Town Clerk Cortlandt NY 1 Heady Street 10567 914-734-1020

Dobbs Ferry Village Clerk Dobbs Ferry NY 112 Main Street 10522 914-693-6161

Eastchester Town Clerk Eastchester NY 40 Mill Road, Rm 103 10709 914-771-3351

Greenburgh Town Clerk White Plains NY 320 Tarrytown Road 10607 914-993-1500

Harrison Clerk Harrison NY 1 Heineman Place 10528 914-670-3010

Hastings-On-Hudson Village Clerk Hastings-on-Hudson NY 7 Maple Avenue 10706 914-478-3400

Larchmont Village Clerk Larchmont NY 120 Larchmont Avenue, Ste 1 10538 914-834-6230

Lewisboro Town Clerk South Salem NY 11 Main St 10590 914-763-3511

Mt Pleasant Town Clerk Valhalla NY 1 Town Hall Plaza 10595 914-769-1766

Mt Vernon City Clerk Mount Vernon NY 1 Roosevelt Square North, Ste 1 10550 914-665-2348


The Westchester County Town or City Hall provides a range of municipal services and preserves important records for their town or city in Westchester County, NY. These documents can include Westchester County survey maps, which show place names, zoning boundaries, bodies of water, flood zones, population information, and other geographic information. They may also list property information such as Westchester County property boundaries, unclaimed parcels, appraisal values, and property tax assessments, and survey maps may also show property owner information. Some Town and City Halls also provide historical maps of their area. These Westchester County survey maps are often available to the public on the Town or City Hall website.

Cortlandt Manor Town Hall Cortlandt NY 1 Heady Street 10567 914-734-1046

Greenburgh Town Hall White Plains NY 177 Hillside Avenue 10607 914-993-1546

Harrison Town Hall Harrison NY 1 Heineman Place 10528 914-670-3005

Irvington Town Hall Irvington NY 85 Main Street 10533 914-591-6602

Mt Vernon City Hall Mount Vernon NY 1 Roosevelt Square North, Ste 2 10550 914-665-2300

New Castle Town Hall Chappaqua NY 200 South Greeley Avenue 10514 914-238-4771

New Rochelle City Hall New Rochelle NY 515 North Avenue 10801 914-654-2000

North Castle Town Hall Armonk NY 15 Bedford Road 10504 914-273-3321

North Salem Town Hall North Salem NY 266 Titicus Road 10560 914-669-5577