Assessor Offices in Nassau County, NY calculate the value of all taxable property in their municipality by conducting property appraisals. They may also be responsible for determining the property taxes for each parcel. Assessor Offices maintain information on all properties, including property maps, boundary lines, zoning boundaries, and parcel divisions. This information is often available in a property viewer on the Assessor Office website. Nassau County property viewers may also provide information on appraisal values, zoning restrictions, and Nassau County property tax assessments. They can be used to locate unclaimed parcels, public property, and look up property owner information or parcel numbers in Nassau County.
Freeport Assessor Freeport NY 46 North Ocean Avenue 11520 516-377-2256
Nassau County Assessor's Office Mineola NY 240 Old Country Road 11501 516-571-1500
Historical Societies in Nassau County, NY maintain documents and objects that have historical value, and this can include property records. Historical Societies may keep historic Nassau County property tax records, property sale documents like deeds and titles, or property maps from different eras. They may also provide property information in the form of a property viewer, which can show historic property boundaries, changes to municipal lines and zones, and ownership information. Nassau County property viewers can also show property appraisal values and property tax rates over time, and they are an useful tool for conducting research. Property viewers may be available online through the Historical Society website.
Baldwin Historical Society Baldwin NY 1980 Grand Avenue 11510 516-223-6900
Cow Neck Peninsula Historical Society Port Washington NY 336 Port Washington Boulevard 11050 516-365-9074
Floral Park Historical Society Floral Park NY 29 Tulip Avenue 11001 516-775-6849
Franklin Square Historical Society Franklin Square NY 970 Hempstead Turnpike 11010 516-352-1586
Freeport New York Historical Society Freeport NY 350 South Main Street 11520 516-623-9632
Levittown Historical Society Levittown NY 150 Abbey Lane 11756 516-434-7140
Long Beach New York Historical Society Long Beach NY 226 West Penn Street 11561 516-432-1192
Malverne Historical Society Malverne NY 369 Ocean Avenue 11565 516-887-9727
Massapequa Historical Society Massapequa NY 4755 Merrick Road 11758 516-799-2023
Matinecock Masonic Historical Society Oyster Bay NY 14 West Main Street 11771 516-802-7357
Mineola Historical Society Mineola NY 211 Westbury Avenue 11501 516-746-6722
North Hempstead Historical Society Manhasset NY 200 Plandome Road 11030 516-883-6320
Oyster Bay Historical Society Oyster Bay NY 20 Summit Street 11771 516-922-5032
Point Lookout Historical Society Point Lookout NY 23 Bellmore Avenue 11569 516-897-0324
Seaford New York Historical Society Seaford NY 3890 Waverly Avenue 11783 516-826-1150
The Garden City Historical Society Garden City NY 109 11th Street 11530 516-741-4145
The Westburys Historical Society Westbury NY 454 Rockland Street 11590 631-333-0176
Valley Stream Historical Society Valley Stream NY 143 Hendrickson Avenue 11580 516-872-4159
Treasurer and Tax Collector Offices in Nassau County, NY collect property taxes for a local government and distribute these funds. They maintain several property records that may be available as part of Nassau County property viewers. A property viewer, also called a Nassau County property map, includes property tax assessments, real estate appraisal reports, boundary lines, and zoning boundaries. These viewers may also provide information on the current owners, parcel numbers, and unclaimed parcels. Nassau County property owners or potential buyers can use property viewers to locate information about paid and unpaid property taxes, tax liens, and foreclosures. Property viewers are typically available on the Treasurer and Tax Collector Office website.
Brookville Village Treasurer Glen Head NY 18 Horse Hill Road 11545 516-626-1792
Freeport Treasurer Freeport NY 46 North Ocean Avenue 11520 516-377-2261
Hempstead Village Treasurer Hempstead NY 99 Nichols Court 11550 516-489-3400
Nassau County Treasurer's Office Mineola NY 1 West Street 11501 516-571-2090
Archives in Nassau County, NY preserve records that have historical significance for a local area, which can include property records. Some Archives may provide property information in the form of a property viewer, which can be used to look up historic Nassau County property boundaries, ownership information, and property divisions over time, as well as historical city and town maps. These Nassau County public property records may also list historical property tax rates or property value assessments and any changes to property maps over time, which make them valuable for conducting genealogical research. Archives may provide online access to their property viewers.
Cold Spring Harbor Laboratory Library and Archive Cold Spring Harbor NY 1 Bungtown Road 11724 516-367-6872
Valley Stream National Archive Valley Stream NY 200 East Merrick Road 11580 516-872-9700
Building Departments in Nassau County, NY create and enforce codes and regulations to ensure the construction of safe buildings. As part of this responsibility, Building Departments may keep Nassau County property viewers, which display information about all the properties in the department's area. These property viewers may include information on parcel numbers, property tax assessments, building permits, and occupancy permits. They also show property zones, including the rules and regulations for each zone and zoning boundaries, making them useful resources for property owners or prospective buyers. Nassau County Building Department property viewers may be available online.
Freeport Building Department Freeport NY 46 North Ocean Avenue 11520 516-378-0700
Hempstead Building Department Hempstead NY 1 Washington Street 11550 516-538-8500
Hempstead Planning Department Roosevelt NY 383 Nassau Road 11575 516-378-2111
Hempstead Planning Department Hempstead NY 200 North Franklin Street, Unit D 11550 516-538-7100
Lawrence Building Department Lawrence NY 196 Central Avenue 11559 516-239-3987
Manhasset Planning Department Manhasset NY 210 Plandome Road 11030 516-869-7752
Nassau County Planning Department Mineola NY 1 West Street, # 200 11501 516-571-4203
North Hempstead Building Department Manhasset NY 210 Plandome Road 11030 516-869-7680
North Hempstead Zoning Manhasset NY 210 Plandome Road 11030 516-869-7659
Oyster Bay Planning Department Oyster Bay NY 74 Audrey Avenue 11771 516-624-6200
Oyster Bay Zoning Oyster Bay NY 74 Audrey Avenue 11771 516-624-6232
Valley Stream Zoning Valley Stream NY 123 South Central Avenue 11580 516-825-8201
Recorders of Deeds in Nassau County, NY maintain real estate ownership documents as part of their job to ensure the accuracy of property, land, and property tax records. They have records on every property in their municipality, and they may provide a property viewer to look up this information. Nassau County property viewers provide information on parcel boundaries, property owners, property divisions, and zoning boundaries. They can also show Nassau County parcel numbers, unclaimed parcels, and property tax information, including property tax assessments, unpaid property taxes, and tax liens or foreclosures. Recorders of Deeds may provide online access to a property viewer on their website.
Nassau County Recorder of Deeds Mineola NY 240 Old Country Road 11501 516-571-1444