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Gallatin County, MT Parcels & GIS Data

Gallatin County, MT parcel data: 53,029 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Gallatin County, Montana parcel data covering 53,029 property records.

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

Gallatin County is a county located in the U.S. state of Montana. With its county seat in Bozeman, it is the second-most populous county in Montana, with a population of 118,960 in the 2020 census.

FIPS 30031

The FIPS code for Gallatin County is 30031.

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Attribute coverage

Gallatin County contains 53,029 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%53,029
parcelid100%53,029
parcelid299.9%52,969
ogparcelid100%53,029
ogparcelid299.9%52,968
parentid<0.1%0
stackid<0.1%0
geoid100%53,029
statefp100%53,029
countyfp100%53,029
countyname100%53,029
cousubfp100%53,029
cousubname100%53,029
tractce100%53,029
tractname100%53,029
taxacctnum99.8%52,924
taxyear99.9%52,969
taxdistrict99.9%52,969
usecode0.1%45
usedesc99.9%52,965
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs95.9%50,833
numunits59.2%31,408
yearbuilt<0.1%2
numfloors0.4%187
bldgsqft<0.1%2
bedrooms<0.1%2
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue74.6%39,575
landvalue99.0%52,519
agvalue<0.1%0
totalvalue99.0%52,522
taxacres99.9%52,969
calcarea100%53,029
saleamt<0.1%0
saledate0.1%38
ownertype99.9%52,969
ownername99.9%52,969
owneraddr99.9%52,968
ownercity99.8%52,913
ownerstate99.8%52,913
ownerzip99.8%52,913
parceladdr93.2%49,409
parcelcity84.9%45,016
parcelstate100%53,029
parcelzip100%53,029
legaldesc99.9%52,969
township99.9%53,002
section99.9%53,002
qtrsection99.9%53,002
range99.9%53,002
plssdesc99.9%53,002
book<0.1%2
page<0.1%2
block<0.1%0
lot<0.1%0
parceltype5.9%3,124
accesstype5.9%3,124
iucnclass4.1%2,169
placename11.0%5,823
placetype10.9%5,760
firmid100%53,026
firmdate100%53,026
fldzone100%53,026
zonesubty75.7%40,142
staticbfe<0.1%0
elevmin92.1%48,824
elevmax92.1%48,824
elevavg92.1%48,824
fireplaces<0.1%0
heating<0.1%2
heatfuel<0.1%2
cooling<0.1%2
foundation<0.1%2
roofcover<0.1%1
siding<0.1%2
bldgtype<0.1%0
naicscode29.7%15,734
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated78.7%41,737
centroidx100%53,029
centroidy100%53,029
surfpointx100%53,029
surfpointy100%53,029
geom100%53,029
extras100%53,029
ownerlist98.0%51,984
placefp59.0%31,313
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Gallatin 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 — Gallatin County, Montana (30031) 1 entity · most recent acquisition per entity · generated 2026-08-15 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 78.7% updated geom · derived from geometry geom dem.us_1m · USGS 1m DEM 92.1% elevmin 92.1% elevmax 92.1% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 75.7% zonesubty 100% firmdate 100% firmid supplemented · derived / other pipelines 95.9% numbldgs 59.2% numunits 84.9% parcelcity 100% parcelstate 100% parcelzip 100% qtrsection 100% plssdesc 98.0% ownerlist 59.0% placefp lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usedesc numbldgs numunits imprvalue landvalue totalvalue taxacres calcarea ownertype ownername owneraddr ownercity ownerstate ownerzip 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 placefp publish.parcel_layer columns not fed by these sources (39) — empty or below 50% fill in this county parentid, stackid, usecode, zoningcode, zoningdesc, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue, saleamt, saledate book, page, block, lot, parceltype, accesstype, iucnclass, placename, placetype, staticbfe, fireplaces, heating, heatfuel, cooling, foundation roofcover, siding, bldgtype, naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, zoningurl 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 Gallatin County:

Frequently asked questions

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

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

How many parcels are in Gallatin County, MT?

The current dataset contains 53,029 parcel records for Gallatin County, MT, each with its boundary geometry and assessor attributes.

What is the FIPS code for Gallatin County, MT?

The FIPS code for Gallatin County, MT is 30031.

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

Each Gallatin 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 Gallatin County, MT parcel data free?

You can preview Gallatin 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