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Yellowstone County, MT Parcels & GIS Data

Yellowstone County, MT parcel data: 84,367 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Yellowstone County, Montana parcel data covering 84,367 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

Official county website: https://www.yellowstonecountymt.gov

The FIPS code for Yellowstone County is 30111.

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Attribute coverage

Yellowstone County contains 84,367 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%84,367
parcelid100%84,345
parcelid2100%84,327
ogparcelid100%84,345
ogparcelid2100%84,327
parentid<0.1%0
stackid<0.1%0
geoid100%84,367
statefp100%84,367
countyfp100%84,367
countyname100%84,367
cousubfp100%84,367
cousubname100%84,367
tractce100%84,367
tractname100%84,367
taxacctnum98.6%83,193
taxyear100%84,367
taxdistrict98.7%83,238
usecode98.7%83,236
usedesc99.7%84,108
zoningcode77.0%64,967
zoningdesc77.0%64,944
numbldgs100%84,342
numunits82.3%69,423
yearbuilt67.1%56,648
numfloors67.3%56,743
bldgsqft67.1%56,648
bedrooms67.1%56,619
halfbaths16.6%13,980
fullbaths67.1%56,627
imprvalue98.4%83,059
landvalue98.5%83,099
agvalue0.8%654
totalvalue98.6%83,203
taxacres98.7%83,238
calcarea100%84,367
saleamt<0.1%0
saledate86.1%72,626
ownertype98.7%83,238
ownername98.7%83,238
owneraddr98.7%83,236
ownercity98.6%83,209
ownerstate98.6%83,209
ownerzip98.6%83,209
parceladdr88.8%74,935
parcelcity90.3%76,223
parcelstate100%84,367
parcelzip100%84,367
legaldesc98.7%83,238
township100%84,364
section100%84,364
qtrsection100%84,364
range100%84,364
plssdesc100%84,364
book17.0%14,365
page17.0%14,365
block<0.1%0
lot<0.1%0
parceltype3.2%2,675
accesstype3.2%2,686
iucnclass0.5%462
placename6.1%5,111
placetype7.1%6,025
firmid100%84,367
firmdate100%84,367
fldzone100%84,367
zonesubty85.0%71,681
staticbfe<0.1%2
elevmin83.4%70,352
elevmax83.4%70,352
elevavg83.4%70,352
fireplaces10.0%8,412
heating67.1%56,648
heatfuel67.1%56,648
cooling67.1%56,648
foundation67.1%56,648
roofcover<0.1%0
siding67.1%56,648
bldgtype<0.1%0
naicscode13.6%11,477
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%84,349
centroidx100%84,367
centroidy100%84,367
surfpointx100%84,367
surfpointy100%84,367
geom100%84,367
extras100%84,367
ownerlist97.8%82,548
placefp69.6%58,729
zoningurl63.3%53,399
lbcsactivity77.6%65,503
lbcsfunction68.3%57,635
lbcstype78.9%66,586
lbcscharacter98.3%82,909
lbcsownership98.8%83,317
sourceurl<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) 3 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 ADDRESS building place_type landmkname add_number st_premod st_predir st_pretyp st_presep st_name st_postyp st_posdir st_posmod unit floor post_code nbrhd_comm post_comm county state country geom discrpagid dateupdate effective expire inc_muni uninc_comm addnum_pre addnum_suf lst_predir lst_name lst_posdir room seat addtl_loc placement mt_plctype parcelid localid addtl_desc gnis_id datasettyp processid processdte globalid nguid lst_typ postcodeex milepost longitude latitude elevation house category near house_number road unit level postcode suburb city state_district state country geom extras PARCEL parcelid globalid propertyid taxyear assessmentcode proptype totalbuildingvalue totallandvalue totalvalue totalacres ownername owneraddress1 owneraddress2 owneraddress3 ownercity ownerstate ownerzipcode addressline1 legaldescriptionshort township section range geom levydistrict countycd countyname countyabbr gisacres subdivision certificateofsurvey addressline2 citystatezip propaccess continuouscropacres fallowacres farmsiteacres forestacres grazingacres wildhayacres irrigatedacres nonqualacres dbaname careoftaxpayer parcelid parcelid2 taxacctnum taxyear usecode usedesc imprvalue landvalue totalvalue taxacres ownername owneraddr ownercity ownerstate ownerzip parceladdr legaldesc township section range geom taxdistrict extras ZONING zone_code zone_name geom yco_data_z perimeter zone_slive zone_sli_1 zoning_ zoning_id created_us created_da last_edite last_edi_1 globalid city res_num pud_new zoningcode zoningdesc geom 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 83.4% elevmin 83.4% elevmax 83.4% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 85.0% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 100% numbldgs 82.3% numunits 67.1% yearbuilt 67.3% numfloors 67.1% bldgsqft 67.1% bedrooms 67.1% fullbaths 86.1% saledate 90.3% parcelcity 100% parcelstate 100% parcelzip 100% qtrsection 100% plssdesc 67.1% heating 67.1% heatfuel 67.1% cooling 67.1% foundation 67.1% siding 97.8% ownerlist 69.6% placefp 63.3% zoningurl 77.6% lbcsactivity 68.3% lbcsfunction 78.9% lbcstype 98.3% lbcscharacter 98.8% lbcsownership 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 qtrsection range plssdesc firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg heating heatfuel cooling foundation siding updated centroidx centroidy surfpointx surfpointy geom extras ownerlist placefp zoningurl lbcsactivity lbcsfunction lbcstype lbcscharacter lbcsownership publish.parcel_layer columns not fed by these sources (24) — empty or below 50% fill in this county parentid, stackid, halfbaths, agvalue, saleamt, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, fireplaces roofcover, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, sourceurl ADDRESS 15 mapped · 2 transformed · 7 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ADDRESS building place_type landmkname add_number st_premod st_predir st_pretyp st_presep st_name st_postyp st_posdir st_posmod unit floor post_code nbrhd_comm post_comm county state country geom discrpagid dateupdate effective expire inc_muni uninc_comm addnum_pre addnum_suf lst_predir lst_name lst_posdir room seat addtl_loc placement mt_plctype parcelid localid addtl_desc gnis_id datasettyp processid processdte globalid nguid lst_typ postcodeex milepost longitude latitude elevation house category near house_number road NULLIF(TRIM(BOTH FROM concat_ws(' ', st_premod::text, st_predir… unit level postcode suburb city state_district state country geom extras ( json_build_object( 'discrpagid', discrpagid::text, 'dateupdat… not present in source — filled with NULL (7) staircase, entrance, po_box, city_district, island, country_region, world_region PARCEL 23 mapped · 16 transformed · 32 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcelid globalid propertyid taxyear assessmentcode proptype totalbuildingvalue totallandvalue totalvalue totalacres ownername owneraddress1 owneraddress2 owneraddress3 ownercity ownerstate ownerzipcode addressline1 legaldescriptionshort township section range geom levydistrict countycd countyname countyabbr gisacres subdivision certificateofsurvey addressline2 citystatezip propaccess continuouscropacres fallowacres farmsiteacres forestacres grazingacres wildhayacres irrigatedacres nonqualacres dbaname careoftaxpayer parcelid NULLIF(TRIM(parcelid), '')::text parcelid2 NULLIF(TRIM(globalid), '')::text taxacctnum taxyear usecode NULLIF(TRIM(assessmentcode), '')::text usedesc NULLIF(TRIM(proptype), '')::text imprvalue landvalue totalvalue taxacres ownername NULLIF(TRIM(ownername), '')::text owneraddr NULLIF(CONCAT_WS(', ', NULLIF(TRIM(owneraddress1), ''), NULLIF(… ownercity NULLIF(TRIM(ownercity), '')::text ownerstate NULLIF(TRIM(ownerstate), '')::text ownerzip NULLIF(TRIM(ownerzipcode), '')::text parceladdr NULLIF(TRIM(addressline1), '')::text legaldesc NULLIF(TRIM(legaldescriptionshort), '')::text township NULLIF(TRIM(township), '')::text section NULLIF(TRIM(section), '')::text range NULLIF(TRIM("range"), '')::text geom taxdistrict NULLIF(TRIM(levydistrict), '')::text extras json_build_object( 'countycd', countycd::text, 'countyname', NU… not present in source — filled with NULL (32) 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, heatfuel, fireplaces, heating cooling, foundation, roofcover, siding ZONING 4 mapped · 1 transformed · 6 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING zone_code zone_name geom yco_data_z perimeter zone_slive zone_sli_1 zoning_ zoning_id created_us created_da last_edite last_edi_1 globalid city res_num pud_new zoningcode zoningdesc geom extras json_build_object( 'yco_data_z', yco_data_z::text, 'perimeter',… not present in source — filled with NULL (6) zoningtype, ordinance, setbacks, restrictions, notes, sourceurl

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 84,367 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.

Does Yellowstone County, MT have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated