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Knox County, OH Parcels & GIS Data

Knox County, OH parcel data: 41,738 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Knox County, Ohio parcel data covering 41,738 property records.

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

Knox County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 62,721. Its county seat is Mount Vernon.

FIPS 39083

Official county website: https://co.knox.oh.us

The FIPS code for Knox County is 39083.

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Attribute coverage

Knox County contains 41,738 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%41,738
parcelid100%41,738
parcelid2100%41,738
ogparcelid100%41,738
ogparcelid2100%41,738
parentid<0.1%0
stackid<0.1%0
geoid100%41,738
statefp100%41,738
countyfp100%41,738
countyname100%41,738
cousubfp100%41,738
cousubname100%41,738
tractce100%41,738
tractname100%41,738
taxacctnum<0.1%0
taxyear<0.1%0
taxdistrict<0.1%0
usecode98.8%41,255
usedesc99.6%41,578
zoningcode71.8%29,960
zoningdesc<0.1%0
numbldgs100%41,737
numunits<0.1%0
yearbuilt54.8%22,877
numfloors<0.1%14
bldgsqft54.7%22,850
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue63.9%26,691
landvalue98.6%41,159
agvalue<0.1%0
totalvalue98.6%41,161
taxacres99.6%41,578
calcarea100%41,738
saleamt54.2%22,642
saledate98.7%41,188
ownertype99.5%41,530
ownername98.8%41,255
owneraddr99.5%41,542
ownercity99.5%41,542
ownerstate99.5%41,540
ownerzip99.5%41,542
parceladdr100%41,723
parcelcity95.4%39,805
parcelstate100%41,738
parcelzip100%41,738
legaldesc98.8%41,255
township99.9%41,713
section99.9%41,713
qtrsection99.9%41,713
range99.9%41,713
plssdesc99.9%41,713
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype0.9%362
accesstype0.9%362
iucnclass0.1%33
placename4.1%1,712
placetype4.0%1,675
firmid100%41,735
firmdate100%41,735
fldzone100%41,735
zonesubty95.6%39,917
staticbfe<0.1%0
elevmin98.5%41,118
elevmax98.5%41,118
elevavg98.5%41,118
fireplaces<0.1%0
heating<0.1%0
heatfuel<0.1%0
cooling<0.1%0
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode4.1%1,712
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%41,738
centroidx100%41,738
centroidy100%41,738
surfpointx100%41,738
surfpointy100%41,738
geom100%41,738
extras100%41,738
ownerlist78.0%32,558
placefp48.2%20,132
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Knox 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 — Knox County, Ohio (39083) 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 stateparcelid localparcelid stateluc landarea mailaddressall mailcity mailstate mailzip situsaddressall county camadatasite geom 8 cols ⇢ parcelid parcelid2 usedesc taxacres owneraddr ownercity ownerstate ownerzip parceladdr township sourceurl geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 98.5% elevmin 98.5% elevmax 98.5% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 95.6% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 98.8% usecode 71.8% zoningcode 100% numbldgs 54.8% yearbuilt 54.7% bldgsqft 63.9% imprvalue 98.6% landvalue 98.6% totalvalue 54.2% saleamt 98.7% saledate 100% ownertype 98.8% ownername 95.4% parcelcity 100% parcelstate 100% parcelzip 98.8% legaldesc 100% section 100% qtrsection 100% range 100% plssdesc 78.0% ownerlist lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname usecode usedesc zoningcode numbldgs yearbuilt bldgsqft imprvalue landvalue totalvalue taxacres calcarea saleamt saledate ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section qtrsection range plssdesc firmid firmdate fldzone zonesubty elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist publish.parcel_layer columns not fed by these sources (38) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxyear, taxdistrict, zoningdesc, numunits, numfloors, bedrooms, halfbaths, fullbaths, agvalue, book, page block, lot, parceltype, accesstype, iucnclass, placename, placetype, staticbfe, fireplaces, heating, heatfuel, cooling, foundation, roofcover siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, placefp, zoningurl PARCEL 12 mapped · 8 kept in extras · 42 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL stateparcelid localparcelid stateluc landarea mailaddressall mailcity mailstate mailzip situsaddressall county camadatasite geom parcelid parcelid2 usedesc taxacres owneraddr ownercity ownerstate ownerzip parceladdr township sourceurl geom extras · 8 source columns preserved as json mailnumber, mailstreetprefix, mailstreetname mailstreetsuffix, mailunitnumber, landarea_py, currentto globalid extras not present in source — filled with NULL (42) taxacctnum, taxyear, usecode, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, ownername, parcelcity, parcelstate, parcelzip, legaldesc, section, qtrsection range, plssdesc, book, page, block, lot, updated, taxdistrict, parentid, fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering Knox County:

Frequently asked questions

Where can I find Knox County, OH parcel and GIS data?

Land Records publishes a Knox County, OH 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 Knox County, OH dataset as a GeoPackage or CSV.

How many parcels are in Knox County, OH?

The current dataset contains 41,738 parcel records for Knox County, OH, each with its boundary geometry and assessor attributes.

What is the FIPS code for Knox County, OH?

The FIPS code for Knox County, OH is 39083.

What information does each Knox County, OH parcel record include?

Each Knox County, OH 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 Knox County, OH parcel data free?

You can preview Knox County, OH 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 Knox County, OH have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated