Blog · October 14, 2026 · New York
The Ithaca GIS Map and the county parcel viewer
Parcel data for Ithaca comes from the county, and the viewer is free.
Main page: Tompkins County, NY GIS & Parcel Viewer (official map link, county facts and neighboring maps).
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For any lot around Caroline, a look at the Ithaca GIS map gives you the outline, the owner of record and a parcel ID. What this Ithaca guide covers: which viewer to open, how to search it, and the limits worth knowing.
Opening the Ithaca GIS map: start here
Out toward Lansing, some cities also run their own GIS portal for utilities or zoning; that can add detail on top of the county map.
Opening the official parcel viewer
Go first to the Tompkins County ArcGIS parcel map; it maps each assessed parcel around Caroline and Dryden. For land near Newfield, put in a street address, an owner's name or a parcel number, then pick the result to center the map on it. If the land is near Newfield, the record panel usually lists the owner of record, assessed acreage, the parcel number and sometimes recent sales.
Getting your bearings
Ithaca serves as the county seat, home to the main records offices. You'll also find Lansing, Danby, Newfield, and Dryden, each with its own cluster of lots. Around 103,558 people live in Tompkins County (Census Bureau estimate, 2023) spread over roughly 475 square miles. Tompkins County was organized in 1817, which matters when you trace an old farm's title.
Saving what you find
Save a screenshot of the lot near Danby and its record panel, so you have it when calling an office.
Offices that can help
For assessment questions about property around Groton go to the county Real Property Tax Services office, which maintains the tax roll. Questions about what you can build around Danby are for the local planning and health departments, depending on whether the land is inside town limits.
Backing up the map with records
When the details count, get the recorded deed from the County Clerk; the parcel map near Newfield only summarizes it. For a tract near Newfield, have ready the book and page from the tax record to skip a name search.
City limits and county records
Ithaca sits in Tompkins County, New York, which means parcel data comes from the county. Ithaca is also the county seat, which puts the County Clerk close by. Around Newfield, city or town hall handles things like zoning, permits and utilities within town limits, but the county runs assessment and recording. Acreage past the town limits out by Lansing usually falls under county rules instead.
When the map won't load
If the viewer stalls on a phone near Newfield, switch browsers or turn off pop-up blockers; links occasionally change, and our directory page keeps the current one.
On site with the map
The parcel map usually runs in a mobile browser, handy when you're parked on a road near Danby, though signal can drop in rural spots. A printout of the tract near Groton helps when you meet an owner or agent.
Three ways to find a parcel
Acreage around Lansing might not have a street number, so zoom in from the nearest road and click the outline. If you're looking near Caroline, searching by parcel number never misses, and it carries over to every office in the county.
Aerials, labels and overlays
For a parcel near Lansing, look in the layer list for municipal boundaries, floodplain and sometimes zoning; not every viewer has them all.
Reading a parcel record
Click a lot in Ithaca and the record usually shows the owner of record, values and a legal description.
Neighboring parcel maps
Tompkins County meets Cayuga County, Chemung County, Cortland County, Schuyler County, and Seneca County, all with their own assessor records. Ground near Newfield that runs to the line may be split across two assessors' files, so open the neighboring map too. For a home near Groton, the Platbookmapper state page links every bordering county map across New York.
What the map can't tell you
Acreage on the record is a tax-roll number; just a licensed surveyor sets the real corners for a parcel near Lansing. With a lot near Newfield, owner names and values update on a schedule, so a deed recorded last month might lag behind.
Reading the legal description
Older tracts around Newfield are often described by metes and bounds, listing bearings, distances and landmarks. Subdivision lots in Newfield usually use lot and block from a recorded plat instead, which is simpler to follow. Keep the legal description for land near Newfield before you request a deed or survey.
Frequently asked
Does Ithaca have its own GIS map?
Good question; Ithaca may publish zoning or utility maps separately, while parcel data usually comes from the county.
How current is the parcel data near Lansing?
Usually, updates come in batches.
Does the Ithaca parcel viewer cost anything?
Good question; the Tompkins County ArcGIS parcel map is free and opens without a login, though printing may be limited.
What layers does the parcel viewer have near Newfield?
For a home near Dryden, many viewers offer aerial imagery plus layers like city limits, zoning or flood zones; availability varies.
What's a legal description near Newfield?
In and around Groton, deeds use lot and block, metes and bounds or survey descriptions; copy it for any survey or title request.
Open the official Tompkins County, NY parcel map See it in the Platbookmapper directory
Not a survey. County GIS and tax parcel maps are assessment and planning layers. They are not a substitute for a recorded plat, deed, or licensed survey, especially for fences, setbacks, or boundary disputes.