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St. Louis County, MO Parcels & GIS Data

St. Louis County, MO parcel data: 398,327 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes St. Louis County, Missouri parcel data covering 398,327 property records.

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

St. Louis County is located in eastern Missouri. It is bounded by the City of St. Louis and the Mississippi River to the east, the Missouri River to the north, and the Meramec River to the south.

FIPS 29189

Official county website: https://aca-prod.accela.com/SLC/Default.aspx

The FIPS code for St. Louis County is 29189.

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Attribute coverage

St. Louis County contains 398,327 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%398,327
parcelid100%398,327
parcelid298.4%391,787
ogparcelid100%398,327
ogparcelid298.4%391,787
parentid<0.1%0
stackid<0.1%0
geoid100%398,327
statefp100%398,327
countyfp100%398,327
countyname100%398,327
cousubfp100%398,327
cousubname100%398,327
tractce100%398,327
tractname100%398,327
taxacctnum<0.1%0
taxyear96.7%385,243
taxdistrict<0.1%0
usecode0.1%438
usedesc96.6%384,688
zoningcode96.7%385,227
zoningdesc<0.1%0
numbldgs100%398,327
numunits96.7%385,243
yearbuilt96.7%385,243
numfloors83.9%334,149
bldgsqft85.8%341,637
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue96.7%385,243
landvalue96.7%385,243
agvalue96.7%385,243
totalvalue96.7%385,243
taxacres<0.1%0
calcarea100%398,327
saleamt<0.1%0
saledate<0.1%0
ownertype100%398,327
ownername100%398,327
owneraddr99.6%396,902
ownercity3.3%13,078
ownerstate3.3%13,078
ownerzip3.3%13,078
parceladdr100%398,315
parcelcity100%398,314
parcelstate100%398,327
parcelzip100%398,327
legaldesc96.5%384,250
township43.2%172,131
section43.2%172,131
qtrsection43.2%172,131
range43.2%172,131
plssdesc43.2%172,131
book<0.1%0
page96.5%384,250
block19.4%77,330
lot63.8%254,230
parceltype0.3%1,167
accesstype0.3%1,167
iucnclass<0.1%103
placename5.0%19,951
placetype4.7%18,709
firmid100%398,327
firmdate100%398,327
fldzone100%398,327
zonesubty98.6%392,769
staticbfe<0.1%128
elevmin100%398,136
elevmax100%398,136
elevavg100%398,136
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
naicscode16.6%66,045
frsid0.5%1,964
dfrurl0.5%1,964
caapermit0.5%1,964
cwapermit0.5%1,964
rcrapermit0.5%1,964
updated100%398,327
centroidx100%398,327
centroidy100%398,327
surfpointx100%398,327
surfpointy100%398,327
geom100%398,327
extras100%398,327
ownerlist98.0%390,423
placefp86.6%344,789
zoningurl<0.1%0

Schema mapping

How source columns from the acquired St. Louis 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 — St. Louis County, Missouri (29189) 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 apn search_apn owner_firstname owner_lastname owner_st_number owner_st_dir owner_st_name owner_st_type owner_st_unit owner_city owner_state owner_zip site_st_number site_st_dir site_st_name site_st_type site_st_unit site_city site_state site_zip geom 7 cols ⇢ parcelid parcelid2 ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip geom extras determined · ground truth 100% lrid 100% geoid 100% statefp 100% countyfp 100% countyname 100% cousubfp 100% cousubname 100% tractce 100% tractname 96.7% 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 98.6% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 96.6% usedesc 96.7% zoningcode 100% numbldgs 96.7% numunits 96.7% yearbuilt 83.9% numfloors 85.8% bldgsqft 96.7% imprvalue 96.7% landvalue 96.7% agvalue 96.7% totalvalue 96.5% legaldesc 96.5% page 63.8% lot 98.0% ownerlist 86.6% placefp lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxyear usedesc zoningcode numbldgs numunits yearbuilt numfloors bldgsqft imprvalue landvalue agvalue totalvalue calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc page lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist placefp publish.parcel_layer columns not fed by these sources (39) — empty or below 50% fill in this county parentid, stackid, taxacctnum, taxdistrict, usecode, zoningdesc, bedrooms, halfbaths, fullbaths, taxacres, saleamt, saledate, township, section qtrsection, range, plssdesc, book, block, parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling foundation, roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, zoningurl PARCEL 12 mapped · 3 transformed · 7 kept in extras · 42 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL apn search_apn owner_firstname owner_lastname owner_st_number owner_st_dir owner_st_name owner_st_type owner_st_unit owner_city owner_state owner_zip site_st_number site_st_dir site_st_name site_st_type site_st_unit site_city site_state site_zip geom parcelid parcelid2 ownername CAST(COALESCE(owner_firstname, '') || ' ' || COALESCE(owner_las… owneraddr CAST(COALESCE(owner_st_number, '') || ' ' || COALESCE(owner_st_… ownercity ownerstate ownerzip parceladdr CAST(COALESCE(site_st_number, '') || ' ' || COALESCE(site_st_di… parcelcity parcelstate parcelzip geom extras · 7 source columns preserved as json site_st_post_dir, clientid, shape_starea__, shape_stlength__ stagingid, oldglobalid, globalid extras not present in source — filled with NULL (42) taxacctnum, taxyear, usecode, usedesc, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths fullbaths, imprvalue, landvalue, agvalue, totalvalue, taxacres, saleamt, saledate, legaldesc, township, section, qtrsection, range, plssdesc book, page, block, lot, updated, sourceurl, taxdistrict, parentid, fireplaces, heating, cooling, foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering St. Louis County:

Frequently asked questions

Where can I find St. Louis County, MO parcel and GIS data?

Land Records publishes a St. Louis County, MO 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 St. Louis County, MO dataset as a GeoPackage or CSV.

How many parcels are in St. Louis County, MO?

The current dataset contains 398,327 parcel records for St. Louis County, MO, each with its boundary geometry and assessor attributes.

What is the FIPS code for St. Louis County, MO?

The FIPS code for St. Louis County, MO is 29189.

What information does each St. Louis County, MO parcel record include?

Each St. Louis County, MO 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 St. Louis County, MO parcel data free?

You can preview St. Louis County, MO 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 St. Louis County, MO have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated