9171 High St, Thornton (Denver), CO 80229 Property Records

Adams County property record for 9171 High St, Thornton, CO 80229 · Last verified February 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms2 Baths
Year BuiltBuilt 1955
Square Footage1,176 sqft Living Area
Lot Size6,534 sqft (0.15 acres)
OccupancyOwner Occupied
Last Sale$134,900 (2010)
Tax Bill$1,015.00 (2025)

Property Details

APN / Parcel Number

Primary APNR0053059
Alternative APNs
  • 0171923406012
  • 171923406012

Interior

Bedrooms3 Beds
Full Baths2 Baths
Plumbing Fixtures9 Plumbing Fixtures
Total Rooms6 Rooms
Building Area1,176 sqft Living Area
1st Floor1,176 sqft 1st Floor
Stories1 Stories
Interior StructureWallboard/Drywall Interior Structure
FireplaceFireplace

Exterior

Year BuiltBuilt 1955
Architectural StyleRanch Style
Exterior MaterialBrick/Stone (Brick and/or Stone) Exterior
Construction TypeFrame Construction
Roof ConstructionGable/Hip Roof Construction
Roof MaterialComposition Shingle Roof
Lot Area6,534 sqft (0.15 acres)
Depth X Width100 ft x 64 ft Depth x Width
Parking Spaces1 Parking Spaces
Garage TypeAttached Garage
Garage Area336 sqft Garage
PorchPorch
Porch Area152 sqft Porch

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemForced Air Heating

Location & Zoning

Account NumberR0053059
Old Parcel Number171923406012
Street Address9171 HIGH ST
CityTHORNTON
StateCO
Zip80229-7624
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionSUB:THORNTON BLK:54 LOT:6
Legal Range68W
Legal Township02S
Legal Section23
Legal QuarterSW
Legal SubdivisionTHORNTON
Legal Block54
Legal Lot Number6
JurisdictionADAMS CO
Minor Civil DivisionWEST ADAMS
Census Blockgroup3
Census Block3005
Census Tract9101

Owner

Source: Adams County records · APN R0053059

Assessment roll updated August 25, 2025 · Last verified February 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Owner on File
Mailing Address9171 HIGH ST, THORNTON, CO 80229-7624
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Known Transactions
  • Last Sale Amount on Oct 05, 2010
  • Deed Sale Price on Oct 05, 2010
  • Jan 21, 1997
Deed Doc Number2010000067057
Record RefreshedJun 08, 2026

Tax Assessment & Valuation

Source: Adams County records · Assessment roll updated August 25, 2025 · Last verified February 2026

Property Jurisdictions

TypeName
StateColorado
CountyAdams County
MunicipalityThornton City
Unified School DistrictMapleton School District 1 (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

YearTax BillAssessed ValueAssessed Market Value
2025$1,015.00 (-63.02%)$23,940 (-13.92%) Land $5,630 Building $18,310$383,000 (-6.81%) Land $90,000 Building $293,000
2023$2,745.00 (+2.92%)$27,810 (+3.92%) Land $6,090 Building $21,720$411,000 (+6.73%) Land $90,000 Building $321,000
2022$2,667.00$26,760 Land $10,560 Building $16,200$385,086 Land $152,000 Building $233,086

Nearby Properties on High St

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