3880 E 99th Ln, Thornton (Denver), CO 80229 Property Records

Adams County property record for 3880 E 99th Ln, Thornton, CO 80229 · Last verified February 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	2 Baths
Year Built	Built 2020
Square Footage	1,454 sqft Living Area
Lot Size	7,405 sqft (0.169 acres)
Garage	Attached, 420 sqft
Occupancy	Owner Occupied
Tax Bill	$1,293.00 (2025)

Owner

Source: Adams County records · APN R0040336

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 Name on File
Mailing Address	3880 E 99TH LN, THORNTON, CO 80229-2845
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
Last Sale	Sep 16, 2023
Deed Sale	Sep 16, 2023
Prior Sale	Nov 21, 1996 · Amount on Record
Deed Doc Number	2023000055245
Prior Transfer Date	Apr 27, 2020
Prior Transfer Doc	2020000037948
Record Refreshed	Jun 08, 2026

April 2020: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	ADAMS CO
Recording Date	Apr 27, 2020
Property Address	3880 E 99TH LN, THORNTON, CO 80229-2845
Document Number	0000037948
Instrument Date	Apr 13, 2020
Instrument	2020000037948
Transaction Type	Transfer
Record Updated	Jan 27, 2022
Title Company	FIRST AMERICAN

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$39.00
Amount Accuracy	Full Amount Stated
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	3880 E 99TH LN, THORNTON, CO 80229-2845

Mortgage

Document Number	0000037949
Date	Apr 27, 2020
Instrument	2020000037949

Lender

Name	UNIVERSAL LENDING CORP
Type	Mortgage Company

Agreement

Type	Federal Housing Administration (FHA) Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 01, 2050

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 and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,293.00 (-64.15%)	$30,510 (-16.48%) Land $5,630 Building $24,880	$488,000 (-9.63%) Land $90,000 Building $398,000
2023	$3,607.00 (+14.51%)	$36,530 (+15.56%) Land $5,750 Building $30,780	$540,000 (+18.74%) Land $85,000 Building $455,000
2022	$3,150.00	$31,610 Land $11,820 Building $19,790	$454,778 Land $170,000 Building $284,778

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Adams County (08001C), updated October 2, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Property Details

APN / Parcel Number

Primary APN	`R0040336`
Alternative APNs	`0171913406004` `171913406004`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Plumbing Fixtures	7 Plumbing Fixtures
Total Rooms	7 Rooms
Building Area	1,454 sqft Living Area
1st Floor	762 sqft 1st Floor
2nd Floor	692 sqft 2nd Floor
Basement Area	432 sqft Basement
Finished Basement	312 sqft Finished
Stories	2 Stories
Interior Structure	Wallboard/Drywall Interior Structure
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 1991
Effective Year Built	Effective 2020
Architectural Style	Split Level Style
Exterior Material	Aluminum/Vinyl Exterior
Construction Type	Frame Construction
Roof Construction	Gable Roof Construction
Roof Material	Composition Shingle Roof
Lot Area	7,405 sqft (0.169 acres)
Parking Spaces	2 Parking Spaces
Garage Type	Attached Garage
Garage Area	420 sqft Garage
Porch	Porch
Porch Area	90 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Forced Air Heating

Location & Zoning

Account Number	R0040336
Old Parcel Number	171913406004
Street Address	3880 E 99TH LN
City	THORNTON
State	CO
Zip	80229-2845
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	SUB:NORTH HILLS FILING NUMBER ONE SUBD BLK:18 LOT:4
Legal Range	68W
Legal Township	02S
Legal Section	13
Legal Quarter	SW
Legal Subdivision	NORTH HILLS FILING NUMBER ONE SUBD
Legal Block	18
Legal Lot Number	4
Jurisdiction	ADAMS CO
Minor Civil Division	WEST ADAMS
Census Blockgroup	1
Census Block	1002
Census Tract	9207