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Lake County, MT Parcels & GIS Data

Lake County, MT parcel data: 25,132 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Lake County, Montana parcel data covering 25,132 property records.

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

Lake County is a county located in the northwest part of the U.S. state of Montana. As of the 2020 census, the population was 31,134. Its county seat is Polson.

FIPS 30047

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

The FIPS code for Lake County is 30047.

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Attribute coverage

Lake County contains 25,132 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%25,132
parcelid97.1%24,409
parcelid299.9%25,104
ogparcelid97.1%24,409
ogparcelid299.9%25,104
parentid<0.1%0
stackid<0.1%0
geoid100%25,132
statefp100%25,132
countyfp100%25,132
countyname100%25,132
cousubfp100%25,132
cousubname100%25,132
tractce100%25,132
tractname100%25,132
taxacctnum96.2%24,187
taxyear100%25,132
taxdistrict96.3%24,196
usecode94.6%23,770
usedesc98.9%24,868
zoningcode36.7%9,229
zoningdesc36.7%9,229
numbldgs99.8%25,085
numunits61.3%15,415
yearbuilt47.4%11,906
numfloors47.5%11,926
bldgsqft47.4%11,906
bedrooms47.1%11,829
halfbaths11.0%2,754
fullbaths47.0%11,822
imprvalue97.8%24,570
landvalue99.6%25,022
agvalue<0.1%0
totalvalue99.6%25,022
taxacres99.6%25,032
calcarea100%25,132
saleamt<0.1%0
saledate80.6%20,248
ownertype96.3%24,196
ownername96.3%24,196
owneraddr96.0%24,133
ownercity95.7%24,062
ownerstate95.7%24,062
ownerzip95.7%24,062
parceladdr87.2%21,917
parcelcity87.2%21,912
parcelstate100%25,132
parcelzip100%25,132
legaldesc96.3%24,196
township99.7%25,064
section99.7%25,064
qtrsection99.7%25,064
range99.7%25,064
plssdesc99.7%25,064
book13.9%3,494
page13.9%3,494
block<0.1%0
lot<0.1%0
parceltype82.2%20,663
accesstype83.6%21,016
iucnclass3.8%944
placename8.9%2,236
placetype84.0%21,107
firmid100%25,130
firmdate100%25,130
fldzone100%25,130
zonesubty88.4%22,224
staticbfe0.3%79
elevmin91.4%22,978
elevmax91.4%22,978
elevavg91.4%22,978
fireplaces10.2%2,565
heating47.4%11,906
heatfuel47.4%11,906
cooling47.4%11,906
foundation47.4%11,906
roofcover45.6%11,465
siding47.4%11,906
bldgtype<0.1%0
naicscode54.5%13,700
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated99.8%25,091
centroidx100%25,132
centroidy100%25,132
surfpointx100%25,132
surfpointy100%25,132
geom100%25,132
extras100%25,132
ownerlist95.0%23,864
placefp41.3%10,371
zoningurl<0.1%0
lbcsactivity32.3%8,117
lbcsfunction9.2%2,302
lbcstype41.1%10,320
lbcscharacter90.5%22,735
lbcsownership99.7%25,049
sourceurl89.9%22,597

Schema mapping

How source columns from the acquired Lake 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 — Lake County, Montana (30047) 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 district_n district subdistric geom 5 cols ⇢ zoningcode zoningdesc zoningtype 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 91.4% elevmin 91.4% elevmax 91.4% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 88.4% zonesubty 0.3% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 100% numbldgs 61.3% numunits 80.6% saledate 87.2% parcelcity 100% parcelstate 100% parcelzip 100% qtrsection 100% plssdesc 82.2% parceltype 83.6% accesstype 84.0% placetype 54.5% naicscode 95.0% ownerlist 90.5% lbcscharacter 100% lbcsownership 89.9% sourceurl lrid parcelid parcelid2 ogparcelid ogparcelid2 geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode usedesc zoningcode zoningdesc numbldgs numunits imprvalue landvalue totalvalue taxacres calcarea saledate ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section qtrsection range plssdesc parceltype accesstype placetype firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg naicscode updated centroidx centroidy surfpointx surfpointy geom extras ownerlist lbcscharacter lbcsownership sourceurl publish.parcel_layer columns not fed by these sources (34) — empty or below 50% fill in this county parentid, stackid, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, agvalue, saleamt, book, page, block, lot, iucnclass placename, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype, frsid, dfrurl, caapermit, cwapermit, rcrapermit placefp, zoningurl, lbcsactivity, lbcsfunction, lbcstype 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 · 5 kept in extras · 5 unmapped (NULL) SOURCE COLUMNS HARMONIZED → ZONING district_n district subdistric geom zoningcode zoningdesc zoningtype geom extras · 5 source columns preserved as json id, acres, main_dataset_dbo_zoning_distric, acres_1, area_1 extras not present in source — filled with NULL (5) ordinance, setbacks, restrictions, notes, sourceurl

Neighboring counties

Parcel data for counties bordering Lake County:

Frequently asked questions

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

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

How many parcels are in Lake County, MT?

The current dataset contains 25,132 parcel records for Lake County, MT, each with its boundary geometry and assessor attributes.

What is the FIPS code for Lake County, MT?

The FIPS code for Lake County, MT is 30047.

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

Each Lake 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 Lake County, MT parcel data free?

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

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated