3741 E 121st Ave, Thornton, CO 80241 Property Records

Adams County property record for 3741 E 121st Ave, Thornton, CO 80241 · Last verified February 2026

Property Highlights

Property Type	Residential > Condominium / Townhouse > Townhouse
Bedrooms	2 Beds
Bathrooms	2 Baths
Architecture Style	Townhouse
Year Built	Built 2000
Square Footage	1,132 sqft Living Area
Lot Size	1,363 sqft (0.031 acres)
Garage	Attached, 280 sqft
Tax Bill	$999.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`R0161413`
Alternative APNs	`0157336410160` `157336410160`

Interior

Bedrooms	2 Beds
Full Baths	2 Baths
Plumbing Fixtures	8 Plumbing Fixtures
Total Rooms	4 Rooms
Units	6 Units
Building Area	1,132 sqft Living Area
Basement Area	624 sqft Basement
Stories	2 Stories
Interior Structure	Wallboard/Drywall Interior Structure
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 2000
Architectural Style	Townhouse Style
Exterior Material	Aluminum/Vinyl Exterior
Construction Type	Frame Construction
Foundation Type	Concrete Foundation
Roof Construction	Gable Roof Construction
Roof Material	Composition Shingle Roof
Lot Area	1,363 sqft (0.031 acres)
Parking Spaces	1 Parking Spaces
Garage Type	Attached Garage
Garage Area	280 sqft Garage

Exterior Amenities

Deck Area	64 sqft Deck
Patio Area	64 sqft Patio
Porch	Porch
Porch Area	32 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Forced Air Heating

Location & Zoning

Account Number	R0161413
Old Parcel Number	157336410160
Street Address	3741 E 121ST AVE
City	THORNTON
State	CO
Zip	80241-3595
Property Usage	Residential Property Usage
Type	Residential > Condominium / Townhouse > Townhouse
Legal Description	SUB:THORNTON RIDGE FILING #1 AMENDMENT #1 BLK:1 LOT:23-A
Legal Range	68W
Legal Township	01S
Legal Section	36
Legal Quarter	SE
Legal Subdivision	THORNTON RIDGE FILING #1 AMENDMENT #1
Legal Block	1
Legal Lot Number	23-A
Jurisdiction	ADAMS CO
Minor Civil Division	WEST ADAMS
Census Blockgroup	2
Census Block	2000
Census Tract	8555

Owner

Source: Adams County records · APN R0161413

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	3991 E 121ST AVE, THORNTON, CO 80241-3597

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Transfer Date	Mar 03, 2011
Transfer Doc	0000014353
Record Refreshed	Jun 08, 2026

January 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	3741 E 121ST AVE, THORNTON, CO 80241-3595
Transaction Type	Mortgage
Record Updated	Feb 05, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000001775
Date	Jan 06, 2017
Instrument	2017000001775

Lender

Name	NORTH VALLEY BANK
Type	Bank
Address	DENVER, CO 80229

Agreement

Amount	Amount Recorded
Term	120 Months
Due	Jan 06, 2027

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	Adams 12 Five Star Schools (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	$999.00 (-65.48%)	$23,560 (-11.16%) Land $5,000 Building $18,560	$377,000 (-3.83%) Land $80,000 Building $297,000
2023	$2,894.00 (+23.2%)	$26,520 (+24.33%) Land $3,860 Building $22,660	$392,000 (+27.68%) Land $57,000 Building $335,000
2022	$2,349.00	$21,330 Land $2,080 Building $19,250	$307,026 Land $30,000 Building $277,026