Tompkins County GIS Portal (New York)

Tompkins County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate Tompkins County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These Tompkins County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in Tompkins County, New York. These maps can also include place names, bodies of water, flood zones, property zones, and other geographic information. Some Assessors may keep historic GIS maps that include historic property tax assessments. These maps may be available on the Tompkins County Assessor Office website.

Tompkins County Assessor's Office Ithaca NY 128 East Buffalo Street 14850 607-274-5517


Tompkins County Clerk Offices maintain public records for a county or local government, which includes GIS maps. These maps provide detailed information on the area, including Tompkins County property maps that show boundaries, public property, property divisions, and in some cases, population information in Tompkins County, New York. They may also include property value assessments and property tax rates. Tompkins County GIS maps can show place names, bodies of water, zoning information, flood zones, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations, and these maps are often available online through the Clerk Office website.

Caroline Town Clerk Slaterville Springs NY 2670 Slaterville Road 14881 607-539-6400

Dryden Village Clerk Dryden NY 16 South Street 13053 607-844-8122

Freeville Clerk Freeville NY 5 Factory Street 13068 607-844-8301

Groton City Clerk Groton NY 108 East Cortland Street 13073 607-898-3966

Harford Town Clerk Dryden NY 394 New York 38 13053 607-844-4091

Lancing Town Clerk Lansing NY 29 Auburn Road 14882 607-533-4142

Newfield Clerk Newfield Hamlet NY 166 Main Street 14867 607-564-9571

Tompkins County Clerk Ithaca NY 121 East Court Street 14850 607-274-5434

Ulysses Town Clerk Trumansburg NY 10 Elm Street 14886 607-387-5767

Tompkins County Town and City Halls provide municipal services for their town or city, including preserving vital records and maintaining records on their jurisdiction such as Tompkins County GIS maps. The GIS maps at a Tompkins County Town or City Hall can include property boundaries, public property, unclaimed parcels, and roads, as well as appraisal values for properties and property tax assessments in Tompkins County, New York. These GIS maps may also show population information, place names, zoning boundaries, bodies of water, flood zones, and other geographic information. Some Town and City Halls also have historical maps of their area. These maps are often available to the public on the Tompkins County Town and City Hall website.

Caroline Town Hall Slaterville Springs NY 2670 Slaterville Road 14881 607-539-7796

Dryden Town Hall Dryden NY 93 East Main Street 13053 607-844-8888

Ithaca City Hall Ithaca NY 108 East Green Street 14850 607-273-1721

Lansing Town Hall Lansing NY 29 Auburn Road 14882 607-533-4776


Tompkins County Recorders of Deeds keep real estate records to ensure the accuracy of property and land records. In addition to deeds, Recorders of Deeds also have detailed county and local maps, including Tompkins County GIS maps that show property lines, building information, public property, unclaimed parcels, as well as property value assessments and property tax information. These GIS maps may also include place names, zoning boundaries, bodies of water, flood zones, and other geographic information in Tompkins County, New York. The Recorder of Deeds may also have historic GIS maps. These maps are often available on the Tompkins County Recorder of Deeds website.

Tompkins County Recorder of Deeds Ithaca NY 320 North Tioga Street 14850 607-274-5431