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Adams County, CO Parcels & GIS Data

Adams County, CO parcel data: 188,473 property records with owner names, assessed values, land use, acreage, and addresses. Preview and download.

Land Records publishes Adams County, Colorado parcel data covering 188,473 property records.

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

Adams County is a county located in the U.S. state of Colorado. As of the 2020 United States census, the population was 519,572. The county seat is Brighton, and the largest city is Thornton.

FIPS 08001

Official county website: https://www.adcogov.org

The FIPS code for Adams County is 08001.

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Attribute coverage

Adams County contains 188,473 parcels in the current dataset. Column coverage is the percentage of those parcels for which the attribute is populated (non-NULL).

ColumnCoverageRecords populated
lrid100%188,473
parcelid100%188,473
parcelid2<0.1%0
ogparcelid100%188,473
ogparcelid2<0.1%0
parentid<0.1%0
stackid<0.1%0
geoid100%188,473
statefp100%188,473
countyfp100%188,473
countyname100%188,473
cousubfp100%188,473
cousubname100%188,473
tractce100%188,473
tractname100%188,473
taxacctnum<0.1%0
taxyear100%188,473
taxdistrict100%188,473
usecode<0.1%0
usedesc100%188,461
zoningcode<0.1%0
zoningdesc<0.1%0
numbldgs<0.1%0
numunits<0.1%0
yearbuilt<0.1%0
numfloors<0.1%0
bldgsqft<0.1%0
bedrooms<0.1%0
halfbaths<0.1%0
fullbaths<0.1%0
imprvalue97.8%184,273
landvalue97.8%184,273
agvalue97.8%184,273
totalvalue100%188,461
taxacres99.6%187,812
calcarea100%188,473
saleamt91.6%172,582
saledate91.6%172,582
ownertype99.7%188,001
ownername99.7%188,001
owneraddr99.7%187,997
ownercity99.7%187,947
ownerstate99.7%187,886
ownerzip99.7%187,884
parceladdr92.8%174,875
parcelcity80.4%151,446
parcelstate100%188,473
parcelzip100%188,473
legaldesc100%188,423
township100%188,472
section100%188,472
qtrsection100%188,472
range100%188,472
plssdesc100%188,472
book<0.1%0
page<0.1%0
block<0.1%0
lot<0.1%0
parceltype1.1%2,056
accesstype1.1%2,056
iucnclass0.1%223
placename4.3%8,095
placetype4.2%7,998
firmid100%188,467
firmdate100%188,467
fldzone100%188,467
zonesubty84.3%158,912
staticbfe<0.1%39
elevmin99.1%186,825
elevmax99.1%186,825
elevavg99.1%186,825
fireplaces<0.1%0
heating<0.1%0
heatfuel<0.1%0
cooling<0.1%0
foundation<0.1%0
roofcover<0.1%0
siding<0.1%0
bldgtype<0.1%0
naicscode21.0%39,668
frsid<0.1%0
dfrurl<0.1%0
caapermit<0.1%0
cwapermit<0.1%0
rcrapermit<0.1%0
updated100%188,473
centroidx100%188,473
centroidy100%188,473
surfpointx100%188,473
surfpointy100%188,473
geom100%188,473
extras100%188,473
ownerlist99.7%187,964
placefp93.8%176,705
zoningurl<0.1%0

Schema mapping

How source columns from the acquired Adams 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 — Adams County, Colorado (08001) 1 entity · most recent acquisition per entity · generated 2026-08-30 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 parcel_id account landusecde landusedsc zoningcode zoningdesc asedvaltot landacres saleprice saledate owner owneradd ownaddcty ownaddstt ownaddzip situsadd sitaddcty sitaddzip legaldesc block lot datereceived url geom countyname 8 cols ⇢ parcelid taxacctnum usecode usedesc zoningcode zoningdesc totalvalue taxacres saleamt saledate ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelzip legaldesc block lot updated sourceurl 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% taxyear geom · derived from geometry geom dem.us_1m · USGS 1m DEM 99.1% elevmin 99.1% elevmax 99.1% elevavg s_fld_haz_ar · FEMA NFHL 100% fldzone 84.3% zonesubty 0.0% staticbfe 100% firmdate 100% firmid supplemented · derived / other pipelines 97.8% imprvalue 97.8% landvalue 97.8% agvalue 100% parcelstate 100% township 100% section 100% qtrsection 100% range 100% plssdesc 100% ownerlist 93.8% placefp lrid parcelid ogparcelid geoid statefp countyfp countyname cousubfp cousubname tractce tractname taxacctnum taxyear taxdistrict usecode usedesc zoningcode zoningdesc imprvalue landvalue agvalue totalvalue taxacres calcarea saleamt saledate ownertype ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelstate parcelzip legaldesc township section qtrsection range plssdesc block lot firmid firmdate fldzone zonesubty staticbfe elevmin elevmax elevavg updated centroidx centroidy surfpointx surfpointy geom extras ownerlist placefp publish.parcel_layer columns not fed by these sources (34) — empty or below 50% fill in this county parcelid2, ogparcelid2, parentid, stackid, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, book, page parceltype, accesstype, iucnclass, placename, placetype, fireplaces, heating, heatfuel, cooling, foundation, roofcover, siding, bldgtype naicscode, frsid, dfrurl, caapermit, cwapermit, rcrapermit, zoningurl PARCEL 25 mapped · 8 kept in extras · 29 unmapped (NULL) SOURCE COLUMNS HARMONIZED → PARCEL parcel_id account landusecde landusedsc zoningcode zoningdesc asedvaltot landacres saleprice saledate owner owneradd ownaddcty ownaddstt ownaddzip situsadd sitaddcty sitaddzip legaldesc block lot datereceived url geom countyname parcelid taxacctnum usecode usedesc zoningcode zoningdesc totalvalue taxacres saleamt saledate ownername owneraddr ownercity ownerstate ownerzip parceladdr parcelcity parcelzip legaldesc block lot updated sourceurl geom taxdistrict extras · 8 source columns preserved as json sharing, countyfips, owner2, ownaddcou, landsqft, subcode subname, apprvaltot extras not present in source — filled with NULL (29) parcelid2, taxyear, numbldgs, numunits, yearbuilt, numfloors, bldgsqft, bedrooms, halfbaths, fullbaths, imprvalue, landvalue, agvalue parcelstate, township, section, qtrsection, range, plssdesc, book, page, parentid, fireplaces, heating, cooling, foundation, roofcover, siding heatfuel

Neighboring counties

Parcel data for counties bordering Adams County:

Frequently asked questions

Where can I find Adams County, CO parcel and GIS data?

Land Records publishes a Adams County, CO 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 Adams County, CO dataset as a GeoPackage or CSV.

How many parcels are in Adams County, CO?

The current dataset contains 188,473 parcel records for Adams County, CO, each with its boundary geometry and assessor attributes.

What is the FIPS code for Adams County, CO?

The FIPS code for Adams County, CO is 08001.

What information does each Adams County, CO parcel record include?

Each Adams County, CO 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 Adams County, CO parcel data free?

You can preview Adams County, CO 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 Adams County, CO have an official GIS or property records website?

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

On this page

Attribute coverageSchema mappingNeighboring countiesFAQRelated