Polk County, IA Parcels & GIS Data

Polk County, IA parcel data: 207,311 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Polk County, Iowa parcel data covering 207,311 property records.

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

Polk County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 492,401, and was estimated to be 516,546 in 2025, making it the most populous county in Iowa. The county seat and the largest city is Des Moines, which is also the capital city of Iowa.

FIPS 19153

The FIPS code for Polk County is 19153.

StoryBooneDallasMadisonWarrenMarionJasperPolk

Attribute coverage

Polk County contains 207,311 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%207,311
parcelid100%207,311
parcelid2100%207,311
ogparcelid100%207,311
ogparcelid2100%207,311
parentid<0.1%0
stackid<0.1%0
geoid100%207,311
statefp100%207,311
countyfp100%207,311
countyname100%207,311
cousubfp100%207,311
cousubname100%207,311
tractce100%207,311
tractname100%207,311
taxacctnum100%207,271
taxyear<0.1%0
taxdistrict<0.1%0
usecode<0.1%0
usedesc<0.1%0
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs82.6%171,244
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%0
landvalue<0.1%0
agvalue<0.1%0
totalvalue<0.1%0
taxacres<0.1%0
calcarea100%207,311
saleamt<0.1%0
saledate<0.1%0
ownertype<0.1%0
ownername<0.1%0
owneraddr<0.1%0
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr98.0%203,173
parcelcity97.4%201,902
parcelstate100%207,311
parcelzip100%207,311
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
parceltype2.6%5,371
accesstype2.6%5,371
iucnclass0.2%452
placename6.5%13,549
placetype6.5%13,419
firmid100%207,311
firmdate100%207,311
fldzone100%207,311
zonesubty98.0%203,241
staticbfe0.2%499
elevmin99.8%206,821
elevmax99.8%206,821
elevavg99.8%206,821
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
naicscode6.5%13,549
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%207,311
centroidy100%207,311
surfpointx100%207,311
surfpointy100%207,311
geom100%207,311
extras100%207,311
lrversion100%207,311

Schema mapping

How source columns from the acquired Polk 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 — Polk County, Iowa (19153) 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 parcelid pin altid hyperlink geom 2 cols ⇢ parcelid parcelid2 taxacctnum sourceurl geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 0.0% 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 98.0% zonesubty 0.2% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 82.6% numbldgs 98.0% parceladdr 97.4% parcelcity 100% parcelstate 100% parcelzip lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum numbldgs calcarea parceladdr parcelcity parcelstate parcelzip 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 (57) — empty or below 50% fill in this county parentid, stackid, taxyear, taxdistrict, usecode, usedesc, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms halfbaths, fullbaths, imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, ownertype, ownername, 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 PARCEL 5 mapped · 2 kept in extras · 49 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid pin altid hyperlink geom parcelid parcelid2 taxacctnum sourceurl geom extras · 2 source columns preserved as json shape_starea__, shape_stlength__ extras not present in source — filled with NULL (49) taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, ownername, owneraddr, ownercity, ownerstate, ownerzip, parceladdr parcelcity, parcelstate, parcelzip, legaldesc, township, 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 Polk County:

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