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Mills County, IA Parcels & GIS Data

Mills County, IA parcel data: 18,181 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Mills County, Iowa parcel data covering 18,181 property records.

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

Mills County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 14,484. The county seat is Glenwood.

FIPS 19129

Official county website: http://www.millscoia.us

The FIPS code for Mills County is 19129.

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Attribute coverage

Mills County contains 18,181 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%18,181
parcelid100%18,180
parcelid295.5%17,367
ogparcelid100%18,181
ogparcelid299.6%18,110
parentid<0.1%0
stackid<0.1%0
geoid100%18,181
statefp100%18,181
countyfp100%18,181
countyname100%18,181
cousubfp100%18,181
cousubname100%18,181
tractce100%18,181
tractname100%18,181
taxacctnum<0.1%0
taxyear100%18,181
taxdistrict95.7%17,400
usecode95.7%17,400
usedesc0.1%12
zoningcode99.6%18,117
zoningdesc99.6%18,117
numbldgs1.0%189
numunits1.0%184
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue99.2%18,042
landvalue99.2%18,042
agvalue99.2%18,042
totalvalue99.9%18,171
taxacres98.9%17,986
calcarea100%18,181
saleamt<0.1%0
saledate<0.1%0
ownertype100%18,173
ownername100%18,173
owneraddr95.4%17,352
ownercity95.5%17,362
ownerstate95.5%17,362
ownerzip95.6%17,384
parceladdr99.4%18,068
parcelcity37.3%6,787
parcelstate100%18,181
parcelzip100%18,181
legaldesc95.7%17,399
township100%18,173
section100%18,173
qtrsection100%18,173
range100%18,173
plssdesc100%18,173
book31.9%5,792
page31.8%5,784
block<0.1%0
lot<0.1%0
parceltype1.3%240
accesstype1.7%311
iucnclass1.4%260
placename3.7%674
placetype3.7%666
firmid100%18,181
firmdate100%18,181
fldzone100%18,181
zonesubty90.8%16,510
staticbfe1.1%202
elevmin100%18,174
elevmax100%18,174
elevavg100%18,174
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%3,406
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%18,181
centroidx100%18,181
centroidy100%18,181
surfpointx100%18,181
surfpointy100%18,181
geom100%18,181
extras100%18,181
ownerlist62.8%11,425
placefp25.8%4,684
zoningurl<0.1%0
lbcsactivity97.8%17,782
lbcsfunction97.8%17,780
lbcstype97.0%17,639
lbcscharacter100%18,179
lbcsownership100%18,173
sourceurl<0.1%0

Schema mapping

How source columns from the acquired Mills 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 — Mills County, Iowa (19129) 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 parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid ogparcelid geoid parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid extras ZONING geom layerkey type 4 cols ⇢ geom zoningcode zoningdesc extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% taxyear 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 90.8% zonesubty 1.1% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 95.7% taxdistrict 95.7% usecode 99.2% imprvalue 99.2% landvalue 99.2% agvalue 95.4% owneraddr 95.5% ownercity 95.5% ownerstate 95.6% ownerzip 100% parcelstate 100% parcelzip 95.7% legaldesc 100% township 100% section 100% qtrsection 100% range 100% plssdesc 62.8% ownerlist 97.8% lbcsactivity 97.8% lbcsfunction 97.0% lbcstype 100% lbcscharacter 100% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 parentid geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear taxdistrict usecode zoningcode zoningdesc imprvalue landvalue agvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelstate parcelzip legaldesc township section qtrsection range plssdesc firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (40) — empty or below 50% fill in this county stackid, taxacctnum, usedesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, saleamt, saledate, parcelcity book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, placefp, zoningurl, sourceurl PARCEL 9 mapped · 1 transformed · 46 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid ogparcelid geoid parcelid parcelid2 totalvalue taxacres ownername parceladdr geom parentid extras json_build_object( 'ogparcelid', ogparcelid::text, 'geoid', geo… not present in source — filled with NULL (46) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip, parcelcity, parcelstate, parcelzip legaldesc, township, section, qtrsection, range, plssdesc, book, page, block, lot, updated, sourceurl, taxdistrict, heatfuel, fireplaces heating, cooling, foundation, roofcover, siding ZONING 3 mapped · 2 transformed · 4 kept in extras · 6 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING geom layerkey type geom zoningcode NULLIF(layerkey::text, '') zoningdesc NULLIF(type::text, '') extras · 4 source columns preserved as json ord_1, ord_2, ord_3, ord_4 extras not present in source — filled with NULL (6) zoningtype, ordinance, setbacks, restrictions, notes, sourceurl

Neighboring counties

Parcel data for counties bordering Mills County:

Frequently asked questions

Where can I find Mills County, IA parcel and GIS data?

Land Records publishes a Mills County, IA 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 Mills County, IA dataset as a GeoPackage or CSV.

How many parcels are in Mills County, IA?

The current dataset contains 18,181 parcel records for Mills County, IA, each with its boundary geometry and assessor attributes.

What is the FIPS code for Mills County, IA?

The FIPS code for Mills County, IA is 19129.

What information does each Mills County, IA parcel record include?

Each Mills County, IA 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 Mills County, IA parcel data free?

You can preview Mills County, IA 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 Mills County, IA have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated