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Tompkins County, NY Parcels & GIS Data

Tompkins County, NY parcel data: 35,397 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Tompkins County, New York parcel data covering 35,397 property records.

This page documents parcel-level coverage for Tompkins County, New York. Each parcel record carries its boundary polygon (GIS geometry) along with attributes such as the parcel ID/APN, owner name and mailing address, situs (property) address, assessed land and improvement values, acreage, land-use and zoning codes, year built, and most recent sale price and date. Exact fill rates for Tompkins County are listed in the attribute-coverage table below. Preview the data in the interactive explorer, or download the complete Tompkins County property dataset.

Tompkins County is a county located in the U.S. state of New York. As of the 2020 census, the population was 105,740. The county seat is Ithaca.

FIPS 36109

Official county website: https://tompkinscountyny.gov

The FIPS code for Tompkins County is 36109.

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Attribute coverage

Tompkins County contains 35,397 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%35,397
parcelid100%35,397
parcelid2100%35,397
ogparcelid100%35,397
ogparcelid2100%35,397
parentid<0.1%0
stackid<0.1%0
geoid100%35,397
statefp100%35,397
countyfp100%35,397
countyname100%35,397
cousubfp100%35,397
cousubname100%35,397
tractce100%35,397
tractname100%35,397
taxacctnum100%35,390
taxyear100%35,397
taxdistrict100%35,390
usecode8.5%3,025
usedesc8.5%3,025
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs84.0%29,725
numunits70.6%25,001
yearbuilt70.6%25,001
numfloors<0.1%0
bldgsqft68.8%24,368
bedrooms68.8%24,368
halfbaths<0.1%0
fullbaths68.8%24,368
imprvalue83.2%29,442
landvalue100%35,390
agvalue83.2%29,442
totalvalue100%35,390
taxacres100%35,390
calcarea100%35,397
saleamt<0.1%0
saledate<0.1%0
ownertype100%35,390
ownername100%35,390
owneraddr99.9%35,371
ownercity100%35,383
ownerstate99.9%35,363
ownerzip99.9%35,372
parceladdr100%35,397
parcelcity100%35,397
parcelstate100%35,397
parcelzip100%35,395
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book61.3%21,684
page61.3%21,684
block<0.1%0
lot<0.1%0
parceltype2.7%944
accesstype2.7%944
iucnclass2.0%691
placename8.3%2,928
placetype8.1%2,856
firmid99.9%35,353
firmdate99.9%35,353
fldzone99.9%35,353
zonesubty95.3%33,733
staticbfe0.2%80
elevmin98.3%34,809
elevmax98.3%34,809
elevavg98.3%34,809
fireplaces<0.1%0
heating68.8%24,368
heatfuel68.8%24,368
cooling68.8%24,368
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode17.8%6,313
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated<0.1%0
centroidx100%35,397
centroidy100%35,397
surfpointx100%35,397
surfpointy100%35,397
geom100%35,397
extras100%35,397
ownerlist100%35,387
placefp43.9%15,552
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Tompkins County GIS layers map into the harmonized entity schemas and assemble into the published parcel table, alongside supplemented fields (elevation, flood zone) and deterministic columns.

Schema mapping — Tompkins County, New York (36109) 1 entity · most recent acquisition per entity · generated 2026-08-30 direct column transformed (expression) geometry extras json supplemented determined ALL ENTITIES → FINAL PARCEL SCHEMA Harmonized entity columns assemble into publish.parcel_layer — matched by column name. Supplemented fields show their fill rate in this county. SOURCE COLUMNS HARMONIZED ENTITIES PUBLISH.PARCEL_LAYER PARCEL swis_sbl_id swis_print_key_id muni_parcel_id roll_yr used_as_code used_as_desc yr_blt sqft_living nbr_bedrooms nbr_full_baths land_av total_av acres primary_owner mail_addr mail_city mail_state mail_zip parcel_addr citytown_name loc_zip book page geom school_name heat_type_desc fuel_type_desc 45 cols ⇢ parcelid parcelid2 taxacctnum taxyear usecode usedesc yearbuilt bldgsqft bedrooms fullbaths landvalue totalvalue taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelzip book page geom taxdistrict heating heatfuel extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname geom · derived from geometry geom dem.us_1m · USGS 1m DEM 98.3% elevmin 98.3% elevmax 98.3% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 95.3% zonesubty 0.2% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 84.0% numbldgs 70.6% numunits 83.2% imprvalue 83.2% agvalue 100% parcelstate 68.8% cooling 100% ownerlist lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode usedesc numbldgs numunits yearbuilt bldgsqft bedrooms fullbaths imprvalue landvalue agvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip book page firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg heating heatfuel cooling centroidx centroidy surfpointx surfpointy geom extras ownerlist publish.parcel_layer columns not fed by these sources (35) — empty or below 50% fill in this county parentid, stackid, zoningcode, zoningdesc, numfloors, halfbaths, saleamt, saledate, legaldesc, township, section, qtrsection, range, plssdesc block, lot, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, foundation, roofcover, siding, bldgtype, naicscode, frsid dfrurl, caapermit, cwapermit, rcrapermit, updated, placefp, zoningurl PARCEL 27 mapped · 45 kept in extras · 27 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL swis_sbl_id swis_print_key_id muni_parcel_id roll_yr used_as_code used_as_desc yr_blt sqft_living nbr_bedrooms nbr_full_baths land_av total_av acres primary_owner mail_addr mail_city mail_state mail_zip parcel_addr citytown_name loc_zip book page geom school_name heat_type_desc fuel_type_desc parcelid parcelid2 taxacctnum taxyear usecode usedesc yearbuilt bldgsqft bedrooms fullbaths landvalue totalvalue taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelzip book page geom taxdistrict heating heatfuel extras · 45 source columns preserved as json county_name, muni_name, swis, print_key, sbl, citytown_swis loc_st_nbr, loc_street, loc_unit, prop_class, roll_section full_market_val, front, depth, sq_ft, school_code, sewer_type sewer_desc, water_supply, water_desc, utilities utilities_desc, bldg_style, bldg_style_desc, heat_type fuel_type, nbr_kitchens, ag_dist_code, ag_dist_name, po_box add_owner, add_mail_addr, add_mail_po_box, add_mail_city add_mail_state, add_mail_zip, grid_east, grid_north spatial_yr, owner_type, nys_name, nys_name_source, dup_geo calc_acres, gfa extras not present in source — filled with NULL (27) zoningcode, zoningdesc, numbldgs, numunits, numfloors, halfbaths, imprvalue, agvalue, saleamt, saledate, parcelstate, legaldesc, township section, qtrsection, range, plssdesc, block, lot, updated, sourceurl, parentid, fireplaces, cooling, foundation, roofcover, siding

Neighboring counties

Parcel data for counties bordering Tompkins County:

Frequently asked questions

Where can I find Tompkins County, NY parcel and GIS data?

Land Records publishes a Tompkins County, NY parcel dataset in which every parcel carries its boundary polygon (GIS geometry) along with ownership, assessed value, land use, acreage, and sale history. Preview it in the interactive explorer on this page, or download the full Tompkins County, NY dataset as a GeoPackage or CSV.

How many parcels are in Tompkins County, NY?

The current dataset contains 35,397 parcel records for Tompkins County, NY, each with its boundary geometry and assessor attributes.

What is the FIPS code for Tompkins County, NY?

The FIPS code for Tompkins County, NY is 36109.

What information does each Tompkins County, NY parcel record include?

Each Tompkins County, NY parcel record includes the parcel ID/APN, owner name and mailing address, situs (property) address, assessed land and improvement values, acreage, land-use and zoning codes, year built, and the most recent sale price and date — plus the parcel boundary polygon. Per-attribute fill rates are listed in the coverage table on this page.

Is Tompkins County, NY parcel data free?

You can preview Tompkins County, NY parcels for free in the interactive explorer. The complete dataset is available as a one-time download or through the nationwide parcel web service; see the download options on this page for current pricing.

Does Tompkins County, NY have an official GIS or property records website?

Yes — the official Tompkins County, NY government website is linked in the county details above. Land Records standardizes Tompkins County, NY assessor and recorder records into a single nationwide parcel schema with GIS boundary geometry.

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated