3621 E 99th Way, Thornton (Denver), CO 80229 Property Records

Adams County property record for 3621 E 99th Way, Thornton, CO 80229 · Last verified February 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	2 Baths
Year Built	Built 1986
Square Footage	1,275 sqft Living Area
Lot Size	6,970 sqft (0.16 acres)
Occupancy	Owner Occupied
Last Sale	$515,000 (2024)
Tax Bill	$1,280.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`R0040391`
Alternative APNs	`0171913409006` `171913409006`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Plumbing Fixtures	6 Plumbing Fixtures
Total Rooms	7 Rooms
Building Area	1,275 sqft Living Area
1st Floor	1,275 sqft 1st Floor
Basement Area	1,264 sqft Basement
Finished Basement	900 sqft Finished
Stories	1 Stories
Interior Structure	Wallboard/Drywall Interior Structure
Fireplace	Fireplace

Exterior

Year Built	Built 1986
Architectural Style	Ranch Style
Exterior Material	Aluminum/Vinyl Exterior
Construction Type	Frame Construction
Roof Construction	Gable Roof Construction
Roof Material	Composition Shingle Roof
Lot Area	6,970 sqft (0.16 acres)
Depth X Width	100 ft x 71 ft Depth x Width
Parking Spaces	1 Parking Spaces
Garage Type	Attached Garage
Garage Area	669 sqft Garage

Exterior Amenities

Shed	1 Shed
Shed Area	75 sqft Shed
Deck Area	250 sqft Deck
Porch	Porch
Porch Area	104 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Forced Air Heating

Location & Zoning

Account Number	R0040391
Old Parcel Number	171913409006
Street Address	3621 E 99TH WAY
City	THORNTON
State	CO
Zip	80229-2851
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	SUB:NORTH HILLS FILING NUMBER ONE SUBD BLK:5 LOT:21
Legal Range	68W
Legal Township	02S
Legal Section	13
Legal Quarter	SW
Legal Subdivision	NORTH HILLS FILING NUMBER ONE SUBD
Legal Block	5
Legal Lot Number	21
Jurisdiction	ADAMS CO
Minor Civil Division	WEST ADAMS
Census Blockgroup	1
Census Block	1007
Census Tract	9207

Owner

Source: Adams County records · APN R0040391

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 Record	Individual Owner on File
Mailing Address	3621 E 99TH WAY, THORNTON, CO 80229-2851
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Known Transactions	Last Sale Amount on Apr 12, 2024 Deed Sale Price on Apr 12, 2024
Deed Doc Number	2024000019183
Record Refreshed	Jun 08, 2026

April 2024: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	ADAMS CO
Recording Date	Apr 12, 2024
Property Address	3621 E 99TH WAY, THORNTON, CO 80229-2851
Document Number	0000019183
Instrument Date	Apr 12, 2024
Instrument	2024000019183
Transaction Type	Transfer
Record Updated	May 20, 2024
Title Company	LAND TITLE GUARANTEE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$51.50
Amount Accuracy	Full Amount Stated
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name
Address	3621 E 99TH WAY, THORNTON, CO 80229-2851

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3621 E 99TH WAY, THORNTON, CO 80229-2851

Mortgage

Document Number	0000019184
Date	Apr 12, 2024
Instrument	2024000019184

Lender

Name	THE LOAN STORE INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 01, 2054

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	Colorado
County	Adams County
Municipality	Thornton City
Unified School District	Mapleton 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.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,280.00 (-60.24%)	$30,190 (-7.42%) Land $5,630 Building $24,560	$483,000 (+0.21%) Land $90,000 Building $393,000
2023	$3,219.00 (+8.79%)	$32,610 (+9.83%) Land $5,750 Building $26,860	$482,000 (+12.84%) Land $85,000 Building $397,000
2022	$2,959.00	$29,690 Land $11,820 Building $17,870	$427,169 Land $170,000 Building $257,169