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Mills County, IA Parcels & GIS Data

Mills County, IA parcel data: 17,595 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Mills County, Iowa parcel data covering 17,595 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 17,595 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%17,595
parcelid100%17,594
parcelid298.8%17,381
ogparcelid100%17,594
ogparcelid298.8%17,381
parentid<0.1%0
stackid<0.1%0
geoid100%17,595
statefp100%17,595
countyfp100%17,595
countyname100%17,595
cousubfp100%17,595
cousubname100%17,595
tractce100%17,595
tractname100%17,595
taxacctnum<0.1%0
taxyear100%17,595
taxdistrict99.1%17,436
usecode99.1%17,436
usedesc0.1%19
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs0.9%159
numunits0.9%152
yearbuilt<0.1%0
numfloors<0.1%1
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue98.5%17,325
landvalue98.5%17,325
agvalue98.5%17,325
totalvalue100%17,588
taxacres99.1%17,436
calcarea100%17,595
saleamt<0.1%0
saledate<0.1%0
ownertype100%17,588
ownername100%17,588
owneraddr98.8%17,388
ownercity98.9%17,398
ownerstate98.9%17,398
ownerzip99.0%17,420
parceladdr39.0%6,868
parcelcity39.0%6,862
parcelstate100%17,595
parcelzip100%17,595
legaldesc99.1%17,435
township100%17,587
section100%17,587
qtrsection100%17,587
range100%17,587
plssdesc100%17,587
book33.0%5,799
page32.9%5,791
block<0.1%0
lot<0.1%0
parceltype1.4%238
accesstype1.8%311
iucnclass1.5%258
placename27.7%4,868
placetype3.8%663
firmid100%17,595
firmdate100%17,595
fldzone100%17,595
zonesubty90.6%15,940
staticbfe1.1%198
elevmin100%17,587
elevmax100%17,587
elevavg100%17,587
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
naicscode43.6%7,677
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated77.9%13,700
centroidx100%17,595
centroidy100%17,595
surfpointx100%17,595
surfpointy100%17,595
geom100%17,595
extras100%17,595
ownerlist68.9%12,115
placefp25.4%4,470
zoningurl<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) 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 pin parcel_id class value_ pintac deedhold deedaddr deedcity deedstat deedzip location city legaldesc township section_ range recbook recpage geom taxdist graphic_ac mapid streetnum streetname pigsac grossacres netacres contrhold contraddr contrcity contrstat contrzip school militaryex familyfarm homestead comments subparcel_ row mf_noncrop percent_ch parcelid parcelid2 usecode totalvalue taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity legaldesc township section range book page geom taxdistrict extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% taxyear 77.9% 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 90.6% zonesubty 1.1% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 98.5% imprvalue 98.5% landvalue 98.5% agvalue 100% parcelstate 100% parcelzip 100% qtrsection 100% plssdesc 68.9% ownerlist lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear taxdistrict usecode imprvalue landvalue agvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section qtrsection range plssdesc book page firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist publish.parcel_layer columns not fed by these sources (39) — empty or below 50% fill in this county parentid, stackid, taxacctnum, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, saleamt, saledate, block, lot, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, placefp, zoningurl PARCEL 21 mapped · 14 transformed · 34 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL pin parcel_id class value_ pintac deedhold deedaddr deedcity deedstat deedzip location city legaldesc township section_ range recbook recpage geom taxdist graphic_ac mapid streetnum streetname pigsac grossacres netacres contrhold contraddr contrcity contrstat contrzip school militaryex familyfarm homestead comments subparcel_ row mf_noncrop percent_ch parcelid NULLIF(TRIM(pin), '')::text parcelid2 NULLIF(TRIM(parcel_id), '')::text usecode NULLIF(TRIM(class), '')::text totalvalue taxacres ownername NULLIF(TRIM(deedhold), '')::text owneraddr NULLIF(TRIM(deedaddr), '')::text ownercity NULLIF(TRIM(deedcity), '')::text ownerstate NULLIF(TRIM(deedstat), '')::text ownerzip NULLIF(TRIM(deedzip), '')::text parceladdr NULLIF(TRIM(location), '')::text parcelcity NULLIF(TRIM(city), '')::text legaldesc NULLIF(TRIM(legaldesc), '')::text township section range book NULLIF(TRIM(recbook), '')::text page NULLIF(TRIM(recpage), '')::text geom taxdistrict extras json_build_object( 'graphic_ac', graphic_ac::text, 'mapid', NUL… not present in source — filled with NULL (34) taxacctnum, taxyear, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, saleamt, saledate, parcelstate, parcelzip, qtrsection, plssdesc, block, lot, updated, sourceurl, parentid heatfuel, fireplaces, heating, cooling, foundation, roofcover, siding

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 17,595 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