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Yellowstone County, MT Parcels & GIS Data

Yellowstone County, MT parcel data: 83,704 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Yellowstone County, Montana parcel data covering 83,704 property records.

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

Yellowstone County is a county in the U.S. state of Montana. As of the 2020 census, the population was 164,731, and was estimated to be 172,692 in 2025, making it the most populous county in Montana. The county seat and the largest city is Billings, the most populous city in Montana and the 253rd-most populous city in the United States.

FIPS 30111

The FIPS code for Yellowstone County is 30111.

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Attribute coverage

Yellowstone County contains 83,704 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%83,704
parcelid100%83,704
parcelid298.8%82,709
ogparcelid100%83,704
ogparcelid298.8%82,709
parentid<0.1%0
stackid<0.1%0
geoid100%83,704
statefp100%83,704
countyfp100%83,704
countyname100%83,704
cousubfp100%83,704
cousubname100%83,704
tractce100%83,704
tractname100%83,704
taxacctnum98.8%82,705
taxyear99.0%82,843
taxdistrict99.0%82,843
usecode98.7%82,610
usedesc99.0%82,841
zoningcode70.4%58,967
zoningdesc70.4%58,967
numbldgs100%83,704
numunits82.1%68,725
yearbuilt67.7%56,678
numfloors67.8%56,771
bldgsqft67.7%56,678
bedrooms67.7%56,649
halfbaths16.7%13,994
fullbaths67.7%56,657
imprvalue80.4%67,258
landvalue92.5%77,432
agvalue0.8%654
totalvalue98.0%82,025
taxacres98.9%82,756
calcarea100%83,704
saleamt<0.1%0
saledate86.9%72,754
ownertype99.0%82,843
ownername99.0%82,843
owneraddr99.0%82,843
ownercity98.9%82,814
ownerstate98.9%82,814
ownerzip98.9%82,814
parceladdr99.3%83,079
parcelcity90.2%75,515
parcelstate100%83,704
parcelzip100%83,704
legaldesc99.0%82,843
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book17.2%14,395
page17.2%14,395
block<0.1%0
lot<0.1%0
parceltype3.3%2,761
accesstype3.3%2,761
iucnclass0.6%479
placename6.1%5,073
placetype7.2%6,037
firmid100%83,704
firmdate100%83,704
fldzone100%83,704
zonesubty84.6%70,791
staticbfe<0.1%2
elevmin83.3%69,696
elevmax83.3%69,696
elevavg83.3%69,696
fireplaces10.1%8,417
heating67.7%56,678
heatfuel67.7%56,678
cooling67.7%56,678
foundation67.7%56,678
roofcover<0.1%16
siding67.7%56,678
bldgtype<0.1%0
naicscode22.8%19,075
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%83,704
centroidx100%83,704
centroidy100%83,704
surfpointx100%83,704
surfpointy100%83,704
geom100%83,704
extras100%83,704
ownerlist<0.1%0

Schema mapping

How source columns from the acquired Yellowstone 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 — Yellowstone County, Montana (30111) 1 entity · most recent acquisition per entity · generated 2026-07-25 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 propertyid assessmentcode taxyear proptype totalbuildingvalue totallandvalue totalvalue totalacres ownername owneraddress1 ownercity ownerstate ownerzipcode addressline1 legaldescriptionshort township section range geom levydistrict 19 cols ⇢ parcelid parcelid2 taxacctnum taxyear usedesc imprvalue landvalue totalvalue taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr legaldesc township section range 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% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 83.3% elevmin 83.3% elevmax 83.3% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 84.6% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 98.7% usecode 70.4% zoningcode 70.4% zoningdesc 100% numbldgs 82.1% numunits 67.7% yearbuilt 67.8% numfloors 67.7% bldgsqft 67.7% bedrooms 67.7% fullbaths 86.9% saledate 90.2% parcelcity 100% parcelstate 100% parcelzip 67.7% heating 67.7% heatfuel 67.7% cooling 67.7% foundation 67.7% siding lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode usedesc zoningcode zoningdesc numbldgs numunits yearbuilt numfloors bldgsqft bedrooms fullbaths imprvalue landvalue totalvalue taxacres calcarea saledate ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section range firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg heating heatfuel cooling foundation siding updated centroidx centroidy surfpointx surfpointy geom extras publish.parcel_layer columns not fed by these sources (26) — empty or below 50% fill in this county parentid, stackid, halfbaths, agvalue, saleamt, qtrsection, plssdesc, book, page, block, lot, parceltype, accesstype, iucnclass, placename placetype, fireplaces, roofcover, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, ownerlist PARCEL 21 mapped · 19 kept in extras · 33 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid propertyid assessmentcode taxyear proptype totalbuildingvalue totallandvalue totalvalue totalacres ownername owneraddress1 ownercity ownerstate ownerzipcode addressline1 legaldescriptionshort township section range geom levydistrict parcelid parcelid2 taxacctnum taxyear usedesc imprvalue landvalue totalvalue taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr legaldesc township section range geom taxdistrict extras · 19 source columns preserved as json countycd, countyname, gisacres, subdivision certificateofsurvey, addressline2, citystatezip, propaccess continuouscropacres, fallowacres, farmsiteacres, forestacres grazingacres, wildhayacres, irrigatedacres, nonqualacres owneraddress2, owneraddress3, careoftaxpayer extras not present in source — filled with NULL (33) usecode, zoningcode, zoningdesc, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue, saleamt, saledate parcelcity, parcelstate, parcelzip, qtrsection, plssdesc, book, page, block, lot, updated, sourceurl, parentid, fireplaces, heating, cooling foundation, roofcover, siding, heatfuel

Neighboring counties

Parcel data for counties bordering Yellowstone County:

Frequently asked questions

Where can I find Yellowstone County, MT parcel and GIS data?

Land Records publishes a Yellowstone County, MT 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 Yellowstone County, MT dataset as a GeoPackage or CSV.

How many parcels are in Yellowstone County, MT?

The current dataset contains 83,704 parcel records for Yellowstone County, MT, each with its boundary geometry and assessor attributes.

What is the FIPS code for Yellowstone County, MT?

The FIPS code for Yellowstone County, MT is 30111.

What information does each Yellowstone County, MT parcel record include?

Each Yellowstone County, MT 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 Yellowstone County, MT parcel data free?

You can preview Yellowstone County, MT 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.

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated