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Warren County, OH Parcels & GIS Data

Warren County, OH parcel data: 101,090 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Warren County, Ohio parcel data covering 101,090 property records.

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

Warren County is a county located in the southwestern part of the U.S. state of Ohio. As of the 2020 census, the population was 242,337. Its county seat is Lebanon and most populous city is Mason.

FIPS 39165

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

The FIPS code for Warren County is 39165.

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Attribute coverage

Warren County contains 101,090 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%101,090
parcelid98.9%99,993
parcelid298.9%99,993
ogparcelid98.9%99,993
ogparcelid298.9%99,993
parentid<0.1%0
stackid<0.1%0
geoid100%101,090
statefp100%101,090
countyfp100%101,090
countyname100%101,090
cousubfp100%101,090
cousubname100%101,090
tractce100%101,090
tractname100%101,090
taxacctnum<0.1%0
taxyear<0.1%0
taxdistrict39.8%40,234
usecode39.8%40,240
usedesc<0.1%0
zoningcode16.2%16,332
zoningdesc4.9%4,914
numbldgs100%101,090
numunits1.3%1,274
yearbuilt<0.1%0
numfloors1.3%1,275
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue<0.1%0
landvalue<0.1%0
agvalue<0.1%0
totalvalue<0.1%0
taxacres100%101,052
calcarea100%101,090
saleamt<0.1%0
saledate<0.1%0
ownertype100%101,051
ownername100%101,051
owneraddr39.8%40,206
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr98.7%99,781
parcelcity98.7%99,779
parcelstate100%101,090
parcelzip100%101,090
legaldesc39.8%40,203
township77.7%78,549
section77.7%78,549
qtrsection77.7%78,549
range77.7%78,549
plssdesc77.7%78,549
book39.8%40,221
page39.8%40,221
block<0.1%0
lot<0.1%0
parceltype1.1%1,107
accesstype1.1%1,107
iucnclass0.1%55
placename4.5%4,527
placetype4.4%4,458
firmid100%101,090
firmdate100%101,090
fldzone100%101,090
zonesubty96.2%97,225
staticbfe<0.1%12
elevmin99.7%100,777
elevmax99.7%100,777
elevavg99.7%100,777
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
naicscode15.6%15,753
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%101,090
centroidx100%101,090
centroidy100%101,090
surfpointx100%101,090
surfpointy100%101,090
geom100%101,090
extras100%101,090
ownerlist99.4%100,524
placefp51.7%52,289
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Warren 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 — Warren County, Ohio (39165) 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 100% elevmin 100% elevmax 100% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 96.2% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 100% numbldgs 100% ownertype 100% ownername 98.7% parcelcity 100% parcelstate 100% parcelzip 77.7% section 77.7% qtrsection 77.7% range 77.7% plssdesc 99.4% ownerlist 51.7% placefp lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname usedesc numbldgs taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip township section qtrsection range plssdesc firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist placefp publish.parcel_layer columns not fed by these sources (46) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxyear, taxdistrict, usecode, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms halfbaths, fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, legaldesc, book, page, block, lot, parceltype, accesstype iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl caapermit, cwapermit, rcrapermit, 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 Warren County:

Frequently asked questions

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

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

How many parcels are in Warren County, OH?

The current dataset contains 101,090 parcel records for Warren County, OH, each with its boundary geometry and assessor attributes.

What is the FIPS code for Warren County, OH?

The FIPS code for Warren County, OH is 39165.

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

Each Warren 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 Warren County, OH parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated