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Porter County, IN Parcels & GIS Data

Porter County, IN parcel data: 81,489 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Porter County, Indiana parcel data covering 81,489 property records.

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

Porter County is a county in the U.S. state of Indiana. As of 2020, the population was 173,215, making it the 10th most populous county in Indiana. The county seat is Valparaiso.

FIPS 18127

Official county website: http://www.porterco.org

The FIPS code for Porter County is 18127.

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Attribute coverage

Porter County contains 81,489 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%81,489
parcelid100%81,488
parcelid220.0%16,271
ogparcelid100%81,489
ogparcelid2100%81,489
parentid<0.1%0
stackid<0.1%0
geoid100%81,489
statefp100%81,489
countyfp100%81,489
countyname100%81,489
cousubfp100%81,489
cousubname100%81,489
tractce100%81,489
tractname100%81,489
taxacctnum<0.1%0
taxyear<0.1%0
taxdistrict<0.1%0
usecode<0.1%0
usedesc<0.1%0
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs76.6%62,410
numunits<0.1%0
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue<0.1%3
landvalue<0.1%3
agvalue<0.1%3
totalvalue<0.1%3
taxacres0.9%719
calcarea100%81,489
saleamt<0.1%0
saledate<0.1%0
ownertype20.7%16,840
ownername20.7%16,843
owneraddr<0.1%0
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr100%81,489
parcelcity98.2%80,021
parcelstate100%81,489
parcelzip100%81,489
legaldesc<0.1%0
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype4.9%3,978
accesstype4.9%3,978
iucnclass4.3%3,477
placename8.2%6,642
placetype8.1%6,586
firmid100%81,489
firmdate100%81,489
fldzone100%81,489
zonesubty98.1%79,950
staticbfe0.3%205
elevmin99.6%81,181
elevmax99.6%81,181
elevavg99.6%81,181
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
naicscode10.8%8,794
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%81,489
centroidy100%81,489
surfpointx100%81,489
surfpointy100%81,489
geom100%81,489
extras100%81,489
ownerlist<0.1%0

Schema mapping

How source columns from the acquired Porter 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 — Porter County, Indiana (18127) 2 entities · most recent acquisition per entity · generated 2026-07-25 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 parcelid parcelid2 taxacres ownername parceladdr geom parentid 2 cols ⇢ parcelid parcelid2 taxacres ownername parceladdr geom parentid extras ZONING geom zoning_code zoning_description ordinancenum zonudo editor editdate doumentdate recordnum foldername shape_starea__ shape_stlength__ zondoc geom zoningcode zoningdesc ordinance sourceurl 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 100% elevmin 100% elevmax 100% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 98.1% zonesubty 0.3% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 76.6% numbldgs 98.2% parcelcity 100% parcelstate 100% parcelzip lrid parcelid parcelid2 ogparcelid ogparcelid2 parentid geoid statefp countyfp countyname cousubfp cousubname tractce tractname zoningcode zoningdesc numbldgs taxacres calcarea ownertype ownername parceladdr parcelcity parcelstate parcelzip firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg centroidx centroidy surfpointx surfpointy geom extras publish.parcel_layer columns not fed by these sources (54) — empty or below 50% fill in this county stackid, taxacctnum, taxyear, taxdistrict, usecode, usedesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip, legaldesc, township, section qtrsection, range, plssdesc, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, updated, ownerlist PARCEL 7 mapped · 2 kept in extras · 47 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid parcelid2 taxacres ownername parceladdr geom parentid parcelid parcelid2 taxacres ownername parceladdr geom parentid extras · 2 source columns preserved as json ogparcelid, geoid extras not present in source — filled with NULL (47) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip, parcelcity, parcelstate parcelzip, legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, updated, sourceurl, taxdistrict, fireplaces heating, cooling, foundation, roofcover, siding, heatfuel ZONING 6 mapped · 1 transformed · 4 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING geom zoning_code zoning_description ordinancenum zonudo editor editdate doumentdate recordnum foldername shape_starea__ shape_stlength__ zondoc geom zoningcode zoningdesc ordinance sourceurl extras json_build_object( 'editor', editor, 'editdate', editdate, 'dou… not present in source — filled with NULL (4) zoningtype, setbacks, restrictions, notes

Neighboring counties

Parcel data for counties bordering Porter County:

Frequently asked questions

Where can I find Porter County, IN parcel and GIS data?

Land Records publishes a Porter County, IN 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 Porter County, IN dataset as a GeoPackage or CSV.

How many parcels are in Porter County, IN?

The current dataset contains 81,489 parcel records for Porter County, IN, each with its boundary geometry and assessor attributes.

What is the FIPS code for Porter County, IN?

The FIPS code for Porter County, IN is 18127.

What information does each Porter County, IN parcel record include?

Each Porter County, IN 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 Porter County, IN parcel data free?

You can preview Porter County, IN 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 Porter County, IN have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated