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Petroleum County, MT Parcels & GIS Data

Petroleum County, MT parcel data: 4,674 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Petroleum County, Montana parcel data covering 4,674 property records.

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

Petroleum County is a county in the U.S. state of Montana. As of the 2020 census, the population was 496, making it the least populous county in Montana and the eighth-least populous in the United States. Its county seat is Winnett.

FIPS 30069

Official county website: http://www.petroleumcountymt.com

The FIPS code for Petroleum County is 30069.

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PhillipsGarfieldRosebudMusselshellFergusPetroleum
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Attribute coverage

Petroleum County contains 4,674 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%4,674
parcelid100%4,674
parcelid2100%4,674
ogparcelid100%4,674
ogparcelid2100%4,674
parentid<0.1%0
stackid<0.1%0
geoid100%4,674
statefp100%4,674
countyfp100%4,674
countyname100%4,674
cousubfp100%4,674
cousubname100%4,674
tractce100%4,674
tractname100%4,674
taxacctnum3.9%184
taxyear100%4,674
taxdistrict100%4,674
usecode100%4,674
usedesc100%4,674
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs100%4,674
numunits10.8%507
yearbuilt5.3%247
numfloors5.3%247
bldgsqft5.3%247
bedrooms5.2%242
halfbaths0.6%28
fullbaths5.0%232
imprvalue8.7%406
landvalue99.9%4,670
agvalue<0.1%0
totalvalue99.9%4,670
taxacres100%4,674
calcarea100%4,674
saleamt<0.1%0
saledate64.8%3,029
ownertype100%4,674
ownername100%4,674
owneraddr100%4,674
ownercity100%4,673
ownerstate100%4,673
ownerzip100%4,673
parceladdr100%4,674
parcelcity14.2%663
parcelstate100%4,674
parcelzip100%4,674
legaldesc100%4,674
township<0.1%0
section<0.1%0
qtrsection<0.1%0
range<0.1%0
plssdesc<0.1%0
book16.6%778
page16.6%778
block<0.1%0
lot<0.1%0
parceltype32.7%1,529
accesstype32.7%1,529
iucnclass29.1%1,359
placename33.1%1,547
placetype33.1%1,547
firmid100%4,674
firmdate100%4,674
fldzone100%4,674
zonesubty99.8%4,666
staticbfe<0.1%0
elevmin38.7%1,807
elevmax38.7%1,807
elevavg38.7%1,807
fireplaces0.6%27
heating5.3%247
heatfuel5.3%247
cooling5.3%247
foundation5.3%247
roofcover5.1%238
siding5.3%247
bldgtype<0.1%0
naicscode55.0%2,570
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%4,674
centroidx100%4,674
centroidy100%4,674
surfpointx100%4,674
surfpointy100%4,674
geom100%4,674
extras100%4,674
ownerlist<0.1%0

Schema mapping

How source columns from the acquired Petroleum 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 — Petroleum County, Montana (30069) 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 38.7% elevmin 38.7% elevmax 38.7% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 100% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 100% usecode 100% numbldgs 64.8% saledate 100% parcelstate 100% parcelzip 55.0% naicscode lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode usedesc numbldgs imprvalue landvalue totalvalue taxacres calcarea saledate ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelstate parcelzip legaldesc township section range firmid firmdate fldzone zonesubty elevmin elevmax elevavg naicscode updated centroidx centroidy surfpointx surfpointy geom extras publish.parcel_layer columns not fed by these sources (40) — empty or below 50% fill in this county parentid, stackid, zoningcode, zoningdesc, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue, saleamt parcelcity, qtrsection, plssdesc, book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, staticbfe, fireplaces heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, 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 Petroleum County:

Frequently asked questions

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

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

How many parcels are in Petroleum County, MT?

The current dataset contains 4,674 parcel records for Petroleum County, MT, each with its boundary geometry and assessor attributes.

What is the FIPS code for Petroleum County, MT?

The FIPS code for Petroleum County, MT is 30069.

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

Each Petroleum 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 Petroleum County, MT parcel data free?

You can preview Petroleum 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 Petroleum County, MT have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated