3900 E 122nd Ave, Thornton, CO 80241 Property Records

Adams County property record for 3900 E 122nd Ave, Thornton, CO 80241 · Last verified February 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	2 Baths
Year Built	Built 1974
Square Footage	1,768 sqft Living Area
Lot Size	6,970 sqft (0.16 acres)
Garage	Attached, 468 sqft
Last Sale	$145,000 (2007)
Tax Bill	$1,124.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`R0025956`
Alternative APNs	`0157336402029` `157336402029`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	9 Plumbing Fixtures
Total Rooms	7 Rooms
Building Area	1,768 sqft Living Area
1st Floor	1,768 sqft 1st Floor
Stories	1 Stories
Interior Structure	Wallboard/Drywall Interior Structure
Fireplace	Fireplace

Exterior

Year Built	Built 1974
Architectural Style	Bi-Level 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 70 ft Depth x Width
Parking Spaces	2 Parking Spaces
Garage Type	Attached Garage
Garage Area	468 sqft Garage
Porch	Porch
Porch Area	128 sqft Porch

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Forced Air Heating

Location & Zoning

Account Number	R0025956
Old Parcel Number	157336402029
Street Address	3900 E 122ND AVE
City	THORNTON
State	CO
Zip	80241-3544
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	SUB:THORNTON MEADOWS BLK:7 LOT:29
Legal Range	68W
Legal Township	01S
Legal Section	36
Legal Quarter	SE
Legal Subdivision	THORNTON MEADOWS
Legal Block	7
Legal Lot Number	29
Jurisdiction	ADAMS CO
Minor Civil Division	WEST ADAMS
Census Blockgroup	2
Census Block	2000
Census Tract	8555

Owner

Source: Adams County records · APN R0025956

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	13395 OLIVE ST, THORNTON, CO 80602-8162
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 Feb 21, 2007 Deed Sale Price on Feb 21, 2007 Prior Sale Amount on Nov 01, 2006
Deed Doc Number	2007000018499
Record Refreshed	Jun 08, 2026

December 2023: Beneficiary Deed, Transfer

Document Type	Beneficiary Deed
Jurisdiction	ADAMS CO
Recording Date	Dec 12, 2023
Property Address	3900 E 122ND AVE, THORNTON, CO 80241-3544
Document Number	0000068660
Instrument Date	Dec 11, 2023
Instrument	2023000068660
Transaction Type	Transfer
Record Updated	Dec 19, 2023

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	13395 OLIVE ST, THORNTON, CO 80602-8162

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	$1,124.00 (-66.6%)	$26,510 (-14.07%) Land $5,130 Building $21,380	$424,000 (-7.02%) Land $82,000 Building $342,000
2023	$3,365.00 (+8.76%)	$30,850 (+9.83%) Land $5,550 Building $25,300	$456,000 (+12.84%) Land $82,000 Building $374,000
2022	$3,094.00	$28,090 Land $11,400 Building $16,690	$404,125 Land $164,000 Building $240,125