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Warren County, OH Parcels & GIS Data

Warren County, OH parcel data: 104,710 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Warren County, Ohio parcel data covering 104,710 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 104,710 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL). For the LBCS columns, only real classifications count: the to-be-determined and not-applicable placeholder codes are excluded.

ColumnCoverageRecords populated
lrid100%104,710
parcelid98.9%103,599
parcelid292.8%97,192
ogparcelid98.9%103,599
ogparcelid292.8%97,192
parentid<0.1%0
stackid<0.1%0
geoid100%104,710
statefp100%104,710
countyfp100%104,710
countyname100%104,710
cousubfp100%104,710
cousubname100%104,710
tractce100%104,710
tractname100%104,710
taxacctnum<0.1%0
taxyear<0.1%0
taxdistrict37.5%39,284
usecode37.5%39,290
usedesc54.5%57,034
zoningcode35.1%36,799
zoningdesc38.3%40,113
numbldgs93.8%98,175
numunits1.2%1,262
yearbuilt<0.1%0
numfloors1.2%1,262
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
taxacres97.5%102,095
calcarea100%104,710
saleamt<0.1%0
saledate<0.1%0
ownertype100%104,672
ownername100%104,672
owneraddr43.7%45,739
ownercity<0.1%0
ownerstate<0.1%0
ownerzip6.2%6,530
parceladdr98.8%103,428
parcelcity92.5%96,893
parcelstate100%104,710
parcelzip100%104,710
legaldesc43.3%45,358
township75.0%78,549
section75.0%78,549
qtrsection75.0%78,549
range75.0%78,549
plssdesc75.0%78,549
book44.6%46,705
page44.6%46,705
block<0.1%0
lot9.7%10,119
parceltype1.0%1,099
accesstype1.1%1,111
iucnclass0.1%55
placename4.4%4,579
placetype4.3%4,519
firmid100%104,710
firmdate100%104,710
fldzone100%104,710
zonesubty96.7%101,245
staticbfe<0.1%13
elevmin99.7%104,393
elevmax99.7%104,393
elevavg99.7%104,393
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
naicscode16.1%16,824
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated93.8%98,180
centroidx100%104,710
centroidy100%104,710
surfpointx100%104,710
surfpointy100%104,710
geom100%104,710
extras100%104,710
ownerlist97.5%102,108
placefp49.9%52,268
zoningurl27.8%29,129
lbcsactivity70.6%73,931
lbcsfunction70.0%73,278
lbcstype75.6%79,164
lbcscharacter87.2%91,315
lbcsownership100%104,674
sourceurl93.8%98,175

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) 2 entities · most recent acquisition per entity · generated 2026-10-10 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 parnum zone gisacre owner_name mail_name mail_address_1 mail_address_2 mail_address_3 mail_zip address_line_1 prop_dsc book page lot_number geom address_line_2 sch_dst_dsc subdv pud parcelid zoningdesc taxacres ownername owneraddr ownerzip parceladdr legaldesc book page lot geom extras ZONING genzone sourceurl geom 2 cols ⇢ zoningcode sourceurl geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 93.8% 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 96.7% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 92.8% parcelid2 92.8% ogparcelid2 54.5% usedesc 93.8% numbldgs 92.5% parcelcity 100% parcelstate 100% parcelzip 75.0% township 75.0% section 75.0% qtrsection 75.0% range 75.0% plssdesc 97.5% ownerlist 70.6% lbcsactivity 70.0% lbcsfunction 75.6% lbcstype 87.2% lbcscharacter 100% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname usedesc zoningcode zoningdesc numbldgs taxacres calcarea ownertype ownername owneraddr ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section qtrsection range plssdesc book page lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership sourceurl publish.parcel_layer columns not fed by these sources (43) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxyear, taxdistrict, usecode, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, ownercity, ownerstate, block, parceltype, accesstype, iucnclass, placename placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit rcrapermit, placefp, zoningurl PARCEL 13 mapped · 7 transformed · 42 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parnum zone gisacre owner_name mail_name mail_address_1 mail_address_2 mail_address_3 mail_zip address_line_1 prop_dsc book page lot_number geom address_line_2 sch_dst_dsc subdv pud parcelid zoningdesc NULLIF(TRIM(zone), '')::text taxacres ownername NULLIF(CONCAT_WS(';', NULLIF(TRIM(owner_name), ''), NULLIF(TRIM… owneraddr NULLIF(CONCAT_WS(' ', NULLIF(TRIM(mail_address_1), ''), NULLIF(… ownerzip parceladdr NULLIF(TRIM(address_line_1), '')::text legaldesc NULLIF(TRIM(prop_dsc), '')::text book page lot NULLIF(TRIM(lot_number), '')::text geom extras ( json_build_object( 'address_line_2', NULLIF(TRIM(address_line… not present in source — filled with NULL (42) parcelid2, taxacctnum, taxyear, usecode, usedesc, zoningcode, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, ownercity, ownerstate, parcelcity, parcelstate, parcelzip, township section, qtrsection, range, plssdesc, block, updated, sourceurl, taxdistrict, parentid, heatfuel, fireplaces, heating, cooling, foundation roofcover, siding ZONING 3 mapped · 2 kept in extras · 6 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING genzone sourceurl geom zoningcode sourceurl geom extras · 2 source columns preserved as json source, geometry_method extras not present in source — filled with NULL (6) zoningdesc, zoningtype, ordinance, setbacks, restrictions, notes

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 104,710 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