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Hamilton County, NY Parcels & GIS Data

Hamilton County, NY parcel data: 12,866 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Hamilton County, New York parcel data covering 12,866 property records.

This page documents parcel-level coverage for Hamilton 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 Hamilton County are listed in the attribute-coverage table below. Preview the data in the interactive explorer, or download the complete Hamilton County property dataset.

Hamilton County is a county in the U.S. state of New York. As of the 2020 census, the population was 5,107, making it the least populous county in New York and the state’s only county with fewer than 10,000 residents. With a land area nearly the size of Delaware, it is the least densely populated county east of the Mississippi River.

FIPS 36041

Official county website: https://www.hamiltoncountyny.gov

The FIPS code for Hamilton County is 36041.

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Attribute coverage

Hamilton County contains 12,866 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%12,866
parcelid100%12,866
parcelid2100%12,866
ogparcelid100%12,866
ogparcelid2100%12,866
parentid<0.1%0
stackid<0.1%0
geoid100%12,866
statefp100%12,866
countyfp100%12,866
countyname100%12,866
cousubfp100%12,866
cousubname100%12,866
tractce100%12,866
tractname100%12,866
taxacctnum100%12,864
taxyear100%12,866
taxdistrict100%12,864
usecode3.0%382
usedesc3.0%382
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs64.0%8,237
numunits53.2%6,846
yearbuilt53.2%6,846
numfloors<0.1%0
bldgsqft50.6%6,516
bedrooms50.6%6,516
halfbaths<0.1%0
fullbaths50.6%6,516
imprvalue60.3%7,755
landvalue99.7%12,827
agvalue60.3%7,755
totalvalue99.7%12,827
taxacres100%12,864
calcarea100%12,866
saleamt<0.1%0
saledate<0.1%0
ownertype100%12,864
ownername100%12,864
owneraddr79.4%10,219
ownercity100%12,864
ownerstate99.8%12,841
ownerzip99.8%12,845
parceladdr89.5%11,511
parcelcity100%12,866
parcelstate100%12,866
parcelzip99.8%12,843
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book50.7%6,519
page50.7%6,519
block<0.1%0
lot<0.1%0
parceltype22.7%2,922
accesstype22.7%2,922
iucnclass22.1%2,849
placename25.4%3,272
placetype25.4%3,262
firmid<0.1%0
firmdate<0.1%0
fldzone<0.1%0
zonesubty<0.1%0
staticbfe<0.1%0
elevmin80.1%10,301
elevmax80.1%10,301
elevavg80.1%10,301
fireplaces<0.1%0
heating50.6%6,516
heatfuel50.6%6,516
cooling50.6%6,516
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode34.3%4,413
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%12,866
centroidy100%12,866
surfpointx100%12,866
surfpointy100%12,866
geom100%12,866
extras100%12,866
ownerlist100%12,861
placefp19.1%2,460
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Hamilton 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 — Hamilton County, New York (36041) 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 80.1% elevmin 80.1% elevmax 80.1% elevavg supplemented · derived / other pipelines 64.0% numbldgs 53.2% numunits 60.3% imprvalue 60.3% agvalue 100% parcelstate 50.6% 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 elevmin elevmax elevavg heating heatfuel cooling centroidx centroidy surfpointx surfpointy geom extras ownerlist publish.parcel_layer columns not fed by these sources (40) — 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, firmid, firmdate, fldzone, zonesubty, staticbfe, 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 Hamilton County:

Frequently asked questions

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

Land Records publishes a Hamilton 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 Hamilton County, NY dataset as a GeoPackage or CSV.

How many parcels are in Hamilton County, NY?

The current dataset contains 12,866 parcel records for Hamilton County, NY, each with its boundary geometry and assessor attributes.

What is the FIPS code for Hamilton County, NY?

The FIPS code for Hamilton County, NY is 36041.

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

Each Hamilton 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 Hamilton County, NY parcel data free?

You can preview Hamilton 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 Hamilton County, NY have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated