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Monona County, IA Parcels & GIS Data

Monona County, IA parcel data: 21,444 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Monona County, Iowa parcel data covering 21,444 property records.

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

Monona County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 8,751. The county seat is Onawa.

FIPS 19133

Official county website: https://mononacountyiowa.gov/

The FIPS code for Monona County is 19133.

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Attribute coverage

Monona County contains 21,444 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%21,444
parcelid100%21,444
parcelid297.6%20,932
ogparcelid100%21,444
ogparcelid2100%21,444
parentid<0.1%0
stackid<0.1%0
geoid100%21,444
statefp100%21,444
countyfp100%21,444
countyname100%21,444
cousubfp100%21,444
cousubname100%21,444
tractce100%21,444
tractname100%21,444
taxacctnum<0.1%0
taxyear100%21,444
taxdistrict<0.1%0
usecode<0.1%1
usedesc<0.1%1
zoningcode8.5%1,817
zoningdesc8.5%1,817
numbldgs13.5%2,897
numunits10.8%2,310
yearbuilt<0.1%0
numfloors7.6%1,635
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue58.1%12,464
landvalue58.1%12,464
agvalue58.1%12,464
totalvalue58.1%12,464
taxacres<0.1%0
calcarea100%21,444
saleamt<0.1%0
saledate<0.1%0
ownertype97.5%20,910
ownername97.5%20,910
owneraddr<0.1%0
ownercity<0.1%0
ownerstate<0.1%0
ownerzip<0.1%0
parceladdr31.0%6,642
parcelcity95.5%20,474
parcelstate100%21,444
parcelzip100%21,444
legaldesc58.2%12,488
township99.8%21,409
section99.8%21,409
qtrsection99.8%21,409
range99.8%21,409
plssdesc99.8%21,409
book40.4%8,667
page0.1%23
block<0.1%0
lot<0.1%0
parceltype2.9%614
accesstype4.4%936
iucnclass3.3%706
placename4.8%1,039
placetype5.4%1,163
firmid99.7%21,386
firmdate99.7%21,386
fldzone99.7%21,386
zonesubty77.9%16,707
staticbfe<0.1%0
elevmin99.9%21,418
elevmax99.9%21,418
elevavg99.9%21,418
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
naicscode22.3%4,792
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated64.9%13,920
centroidx100%21,444
centroidy100%21,444
surfpointx100%21,444
surfpointy100%21,444
geom100%21,444
extras100%21,444
ownerlist52.6%11,270
placefp20.8%4,467
zoningurl8.5%1,817
lbcsactivity11.6%2,487
lbcsfunction11.6%2,485
lbcstype11.4%2,453
lbcscharacter23.0%4,930
lbcsownership98.8%21,187
sourceurl<0.1%0

Schema mapping

How source columns from the acquired Monona 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 — Monona County, Iowa (19133) 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 pin compid owner housenum address city state zip geom 2 cols ⇢ parcelid parcelid2 ownername parceladdr parcelcity parcelstate parcelzip geom extras ZONING geom zoning districtnamefull classtype zoningnotes 254 cols ⇢ geom zoningcode zoningdesc zoningtype notes extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 100% taxyear 64.9% 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 77.9% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 58.1% imprvalue 58.1% landvalue 58.1% agvalue 58.1% totalvalue 58.2% legaldesc 100% township 100% section 100% qtrsection 100% range 100% plssdesc 52.6% ownerlist 98.8% lbcsownership lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear zoningcode zoningdesc imprvalue landvalue agvalue totalvalue calcarea ownertype ownername parceladdr parcelcity parcelstate parcelzip legaldesc township section qtrsection range plssdesc firmid firmdate fldzone zonesubty elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist lbcsownership publish.parcel_layer columns not fed by these sources (52) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxdistrict, usecode, usedesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, taxacres, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip, book, page, block, lot, parceltype, accesstype, iucnclass placename, placetype, staticbfe, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl caapermit, cwapermit, rcrapermit, placefp, zoningurl, lbcsactivity, lbcsfunction, lbcstype, lbcscharacter, sourceurl PARCEL 8 mapped · 1 transformed · 2 kept in extras · 46 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL pin compid owner housenum address city state zip geom parcelid parcelid2 ownername parceladdr NULLIF(trim(concat_ws(' ', housenum, address)), '')::text parcelcity parcelstate parcelzip geom extras · 2 source columns preserved as json id, shapeid extras 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, totalvalue, taxacres, saleamt, saledate, owneraddr, ownercity, ownerstate, ownerzip, legaldesc township, section, qtrsection, range, plssdesc, book, page, block, lot, updated, sourceurl, taxdistrict, parentid, heatfuel, fireplaces heating, cooling, foundation, roofcover, siding ZONING 5 mapped · 254 kept in extras · 4 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING geom zoning districtnamefull classtype zoningnotes geom zoningcode zoningdesc zoningtype notes extras · 254 source columns preserved as json zoning_join, city, source, fips7, acres, districtmapped districtmappedextinct, districtoverlay isrestrictedresidencedistrict, zoningtype districtoverlayalters, districtisplanneddev, family1treatment family1minlotsize, family1frontsetback, family1sidesetback family1rearsetback, family1maxcoveragebldgimperv family1minparking, family1parkingunit, family1maxstories family1maxheight, family1ftar, family1minunitsize family1maxbedrooms, family1landscaping, family1minfrontage family2treatment, family2minlotsize, family2maxdensity family2frontsetback, family2sidesetback, family2rearsetback family2maxcoveragebldgimperv, family2minparking family2maxstories, family2maxheight, family2ftar family2minunitsize, family2maxbedrooms, family2landscaping family2minfrontage, family2parkingunit, family3treatment family3minlotsize, family3maxdensity, family3frontsetback family3sidesetback, family3rearsetback family3maxcoveragebldgimperv, family3minparking family3connectiontransit, family3maxstories, family3maxheight family3ftar, family3minunitsize, family3maxbedrooms family3landscaping, family3minfrontage, family3parkingunit family4treatment, family4minlotsize, family4maxdensity family4frontsetback, family4sidesetback, family4rearsetback family4maxcoveragebldgimperv, family4minparking family4connectionsewer, family4maxstories, family4maxheight family4ftar, family4minunitsize, family4maxbedrooms family4maxunitsbldg, family4maxunitsdev, family4minfrontage family4parkingunit, family4landscaping, family5treatment family5minlotsize, family5minfrontage, family5maxdensity family5frontsetback, family5sidesetback, family5rearsetback family5maxcoveragebldgimperv, family5minparking family5parkingunit, family5connectionsewer family5connectiontransit, family5maxstories, family5maxheight family5ftar, family5minunitsize, family5maxbedrooms family5maxunitsbldg, family5maxunitsdev, family5landscaping family6treatment, family6minlotsize, family6minfrontage family6maxdensity, family6frontsetback, family6sidesetback family6rearsetback, family6maxcoveragebldgimperv family6minparking, family6parkingunit family6connectiontransit, family6maxstories, family6maxheight family6ftar, family6minunitsize, family6maxbedrooms family6maxunitsbldg, family6maxunitsdev, family6landscaping family7treatment, family7minlotsize, family7minfrontage family7maxdensity, family7frontsetback, family7sidesetback family7rearsetback, family7maxcoveragebldgimperv family7minparking, family7parkingunit, family7connectionsewer family7connectiontransit, family7maxstories, family7maxheight family7ftar, family7minunitsize, family7maxbedrooms family7maxunitsbldg, family7maxunitsdev, family7landscaping family8treatment, family8minlotsize, family8minfrontage family8maxdensity, family8frontsetback, family8sidesetback family8rearsetback, family8maxcoveragebldgimperv family8minparking, family8parkingunit family8connectiontransit, family8maxstories, family8maxheight family8ftar, family8minunitsize, family8maxbedrooms family8maxunitsbldg, family8maxunitsdev, family8landscaping family9treatment, family9affordable, family9minlotsize family9maxdensity, family9frontsetback, family9sidesetback family9rearsetback, family9maxcoveragebldgimperv family9minparking, family9connectiontransit family9maxstories, family9maxheight, family9ftar family9minunitsize, family9maxbedrooms, family9maxunitsbldg family9maxunitsbldgunits, family9maxunitsdev family9landscaping, family9minfrontage, family9parkingunit afftreatment, affminlotsize, aff2maxdensity, affminparking affconnectiontransit, affmaxbedrooms, affmaxunitsbldg affmaxunitsdev, afflandscaping, affminfrontage affparkingunit, affregulationdesc, adutreatment aduoccupancyfamily, aduoccupancyrenter, aduoccupancyowner aduelderly, aduminlotsize, aduminparking adurestrictedtoprimary, adusizeperc, adusizepercunit adumaxbedrooms, adurequirelotsize, adurequireminsize adurequiremaxsize, adurequireparking, adusizepercvalue adumaxbedroomsvalue, mobileparktreatment mobileparkminparksize, mobileparkminlotsize mobileparkmaxparksize, mobilehometreatment mobilehomeregulations, manufacturedhometreatment manufacturedhomeregulations, tinyhometreatment tinyhomethreshold, tinyhomeregulations, liveworktreatment planneddevsize, planneddevreferences planneddevreferenceslist, planneddevdensityregulated planneddevdensity, planneddevdensitytype, planneddevmixeduse manuparktreatment, manuparkminparksize, manuparkmaxparksize manuparkminlotsize, grptreatment, grpregulationdesc smallgrpbyright, smallgrpbypermit, biggrpbyright biggrpbypermit, grpminlotsize, grpminfrontage, grp2maxdensity grpminparking, grpparkingunit, grpmaxbedrooms grpmaxunitsbldg, grpmaxunitsdev, grplandscaping, pudtreatment pudminsize, puddensity, pudmixeduse, liveworkdefinition grpdefinition, tinyhomedefinition, affdefinition, city_class extras not present in source — filled with NULL (4) ordinance, setbacks, restrictions, sourceurl

Neighboring counties

Parcel data for counties bordering Monona County:

Frequently asked questions

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

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

How many parcels are in Monona County, IA?

The current dataset contains 21,444 parcel records for Monona County, IA, each with its boundary geometry and assessor attributes.

What is the FIPS code for Monona County, IA?

The FIPS code for Monona County, IA is 19133.

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

Each Monona 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 Monona County, IA parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated