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Montgomery County, OH Parcels & GIS Data

Montgomery County, OH parcel data: 309,295 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Montgomery County, Ohio parcel data covering 309,295 property records.

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

Montgomery County is in the southwestern part of the U.S. state of Ohio. At the 2020 census, the population was 537,309, making it the fifth-most populous county in Ohio. The county seat is Dayton.

FIPS 39113

Official county website: https://www.mcohio.org/

The FIPS code for Montgomery County is 39113.

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Attribute coverage

Montgomery County contains 309,295 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%309,295
parcelid100%309,295
parcelid211.9%36,752
ogparcelid100%309,295
ogparcelid211.9%36,753
parentid<0.1%0
stackid<0.1%0
geoid100%309,295
statefp100%309,295
countyfp100%309,295
countyname100%309,295
cousubfp100%309,295
cousubname100%309,295
tractce100%309,295
tractname100%309,295
taxacctnum88.1%272,540
taxyear<0.1%0
taxdistrict99.8%308,772
usecode<0.1%20
usedesc0.6%1,895
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs100%309,265
numunits0.4%1,330
yearbuilt<0.1%0
numfloors0.4%1,336
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
taxacres25.5%78,768
calcarea100%309,295
saleamt<0.1%0
saledate<0.1%0
ownertype90.7%280,669
ownername90.7%280,669
owneraddr<0.1%20
ownercity<0.1%17
ownerstate<0.1%18
ownerzip<0.1%18
parceladdr99.4%307,565
parcelcity99.4%307,564
parcelstate100%309,295
parcelzip100%309,295
legaldesc<0.1%2
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book88.1%272,542
page88.1%272,542
block88.0%272,032
lot88.1%272,362
parceltype1.1%3,425
accesstype1.1%3,425
iucnclass<0.1%65
placename4.7%14,440
placetype4.6%14,191
firmid100%309,284
firmdate100%309,284
fldzone100%309,284
zonesubty98.3%303,883
staticbfe0.1%310
elevmin99.9%308,936
elevmax99.9%308,936
elevavg99.9%308,936
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
naicscode18.7%57,812
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%309,259
centroidx100%309,295
centroidy100%309,295
surfpointx100%309,295
surfpointy100%309,295
geom100%309,295
extras100%309,295
lrversion100%309,295

Schema mapping

How source columns from the acquired Montgomery 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 — Montgomery County, Ohio (39113) 1 entity · most recent acquisition per entity · generated 2026-07-13 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 100% lrversion 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 98.3% zonesubty 0.1% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 88.1% taxacctnum 100% taxdistrict 100% numbldgs 90.7% ownertype 90.7% ownername 99.4% parcelcity 100% parcelstate 100% parcelzip 88.1% book 88.1% page 88.0% block 88.1% lot lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxdistrict usedesc numbldgs taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip township book page block lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras lrversion publish.parcel_layer columns not fed by these sources (43) — empty or below 50% fill in this county parentid, stackid, taxyear, usecode, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, legaldesc, section, qtrsection, range, plssdesc, parceltype, accesstype iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl caapermit, cwapermit, rcrapermit 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 Montgomery County:

On this page

Attribute coverageSchema mappingNeighboring countiesRelated