420 E 134th Ave, Thornton, CO 80241 Property Records

Adams County property record for 420 E 134th Ave, Thornton, CO 80241 · Last verified February 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	4 Beds
Bathrooms	3 Baths
Year Built	Built 1999
Square Footage	2,452 sqft Living Area
Lot Size	7,405 sqft (0.169 acres)
Occupancy	Owner Occupied
Last Sale	$227,800 (1999)
Tax Bill	$1,720.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`R0018669`
Alternative APNs	`0157327004010` `157327004010`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Plumbing Fixtures	13 Plumbing Fixtures
Total Rooms	9 Rooms
Building Area	2,452 sqft Living Area
1st Floor	1,274 sqft 1st Floor
2nd Floor	1,178 sqft 2nd Floor
Basement Area	754 sqft Basement
Stories	2 Stories
Interior Structure	Wallboard/Drywall Interior Structure
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 1999
Architectural Style	Other 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	660 sqft Garage

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Forced Air Heating

Location & Zoning

Account Number	R0018669
Old Parcel Number	157327004010
Street Address	420 E 134TH AVE
City	THORNTON
State	CO
Zip	80241-1721
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	SUB:ROLLING HILLS 2ND FILING BLK:3 LOT:4
Legal Range	68W
Legal Township	01S
Legal Section	27
Legal Subdivision	ROLLING HILLS
Legal Block	3
Legal Lot Number	4
Jurisdiction	ADAMS CO
Minor Civil Division	WEST ADAMS
Census Blockgroup	1
Census Block	1033
Census Tract	8526

Owner

Source: Adams County records · APN R0018669

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	420 E 134TH AVE, THORNTON, CO 80241-1721
Occupancy	Owner Occupied
Owner Type	Owner is a Company
Vesting	Owner is a Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Known Transactions	Last Sale Amount on Sep 23, 1999 Deed Sale Price on Sep 23, 1999 Prior Sale Amount on Sep 23, 1999
Deed Doc Number	000C594797
Last Transfer Date	Apr 02, 2021
Transfer Doc	0000040919
Record Refreshed	Jun 08, 2026

April 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ADAMS CO
Recording Date	Apr 02, 2021
Property Address	420 E 134TH AVE, THORNTON, CO 80241-1721
Document Number	0000040919
Instrument Date	Apr 01, 2021
Instrument	2021000040919
Transaction Type	Transfer
Record Updated	Jan 27, 2022

Transaction

Tax	$0.00
Amount Accuracy	Zero or No Consideration Stated
Additional	Interfamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	420 E 134TH AVE, THORNTON, CO 80241-1721

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, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,720.00 (-65.88%)	$40,570 (-12.19%) Land $7,880 Building $32,690	$649,000 (-4.98%) Land $126,000 Building $523,000
2023	$5,041.00 (+11.95%)	$46,200 (+13.01%) Land $8,520 Building $37,680	$683,000 (+16.13%) Land $126,000 Building $557,000
2022	$4,503.00	$40,880 Land $17,520 Building $23,360	$588,116 Land $252,000 Building $336,116