3520 E 99th Way, Thornton (Denver), CO 80229 Property Records

Adams County property record for 3520 E 99th Way, Thornton, CO 80229 · Last verified February 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms2 Baths
Year BuiltBuilt 1980
Square Footage2,046 sqft Living Area
Lot Size6,970 sqft (0.16 acres)
OccupancyOwner Occupied
Last Sale$74,900 (1991)
Tax Bill$943.00 (2025)

Property Details

APN / Parcel Number

Primary APNR0040457
Alternative APNs
  • 0171913411031
  • 171913411031

Interior

Bedrooms4 Beds
Full Baths2 Baths
Plumbing Fixtures9 Plumbing Fixtures
Total Rooms7 Rooms
Building Area2,046 sqft Living Area
1st Floor2,046 sqft 1st Floor
Stories1 Stories
Interior StructureWallboard/Drywall Interior Structure
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 1980
Architectural StyleBi-Level Style
Exterior MaterialAluminum/Vinyl Exterior
Construction TypeFrame Construction
Roof ConstructionGable Roof Construction
Roof MaterialComposition Shingle Roof
Lot Area6,970 sqft (0.16 acres)
Depth X Width100 ft x 70 ft Depth x Width
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area500 sqft Garage

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemHVAC Heating

Location & Zoning

Account NumberR0040457
Old Parcel Number171913411031
Street Address3520 E 99TH WAY
CityTHORNTON
StateCO
Zip80229-2806
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionSUB:NORTH HILLS FILING NUMBER ONE SUBD BLK:6 LOT:21
Legal Range68W
Legal Township02S
Legal Section13
Legal QuarterSW
Legal SubdivisionNORTH HILLS FILING NUMBER ONE SUBD
Legal Block6
Legal Lot Number21
JurisdictionADAMS CO
Minor Civil DivisionWEST ADAMS
Census Blockgroup1
Census Block1018
Census Tract9207

Owner

Source: Adams County records · APN R0040457

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 Record2 Individuals Owners
Mailing Address3520 E 99TH WAY, THORNTON, CO 80229-2806
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Mar 04, 2021Deed of Trust, Mortgage · Conventional Mortgage
UNITED WHOLESALE MORTGAGE
Apr 06, 2018Deed of Trust, Mortgage · Conventional Mortgage
LOANDEPOT.COM LLC

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Known Transactions
  • Last Sale Amount on Nov 04, 1991
  • Deed Sale Price on Nov 04, 1991
Deed Doc Number3733
Record RefreshedJun 08, 2026

March 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionADAMS CO
Property Address3520 E 99TH WAY, THORNTON, CO 80229-2806
Transaction TypeMortgage
Record UpdatedMar 10, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000026566
DateMar 04, 2021
Instrument2021000026566
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
AddressPONTIAC, MI 48341
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term120 Months
DueMar 01, 2031

April 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionADAMS CO
Property Address3520 E 99TH WAY, THORNTON, CO 80229-2806
Document Number0000029735
Instrument DateApr 06, 2018
Transaction TypeMortgage
Record UpdatedApr 23, 2018

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenant/Joint Tenant w/ Right Of Survivorship
Address3520 E 99TH WAY THORNTON CO 802292806, THORNTON, CO 80229-2806

Mortgage

Document Number0000029735
DateApr 13, 2018
Instrument29735
Lender
NameLOANDEPOT.COM LLC
TypeFunding / Finance Company
AddressFOOTHILL RANCH, CA 92610
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term180 Months
DueApr 12, 2033

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$943.00 (-72.04%)$22,250 (-34.87%) Land $4,390 Building $17,860$456,000 (-9.7%) Land $90,000 Building $366,000
2023$3,373.00 (+7.28%)$34,160 (+8.27%) Land $5,750 Building $28,410$505,000 (+11.25%) Land $85,000 Building $420,000
2022$3,144.00$31,550 Land $11,820 Building $19,730$453,950 Land $170,000 Building $283,950

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