4183 E 129th Cir, Thornton, CO 80241 Property Records

Adams County property record for 4183 E 129th Cir, Thornton, CO 80241 · Last verified February 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	4 Baths
Year Built	Built 1989
Square Footage	1,695 sqft Living Area
Lot Size	4,792 sqft (0.11 acres)
Occupancy	Owner Occupied
Last Sale	$580,000 (2023)
Tax Bill	$1,436.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`R0010391`
Alternative APNs	`0157130319038` `157130319038`

Interior

Bedrooms	3 Beds
Full Baths	4 Baths
Plumbing Fixtures	13 Plumbing Fixtures
Total Rooms	6 Rooms
Building Area	1,695 sqft Living Area
1st Floor	951 sqft 1st Floor
2nd Floor	744 sqft 2nd Floor
Basement Area	923 sqft Basement
Finished Basement	923 sqft Finished
Stories	2 Stories
Interior Structure	Wallboard/Drywall Interior Structure
Fireplace	Fireplace

Exterior

Year Built	Built 1989
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	4,792 sqft (0.11 acres)
Depth X Width	95 ft x 52 ft Depth x Width
Parking Spaces	2 Parking Spaces
Garage Type	Attached Garage
Garage Area	400 sqft Garage

Utilities and HVAC

Cooling System	Central Cooling
Heating System	HVAC Heating

Location & Zoning

Account Number	R0010391
Old Parcel Number	157130319038
Street Address	4183 E 129TH CIR
City	THORNTON
State	CO
Zip	80241-2277
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	SUB:COUNTRY HILLS NO 2 BLK:1 LOT:48
Legal Range	67W
Legal Township	01S
Legal Section	30
Legal Quarter	SW
Legal Subdivision	COUNTRY HILLS NO 2
Legal Block	1
Legal Lot Number	48
Jurisdiction	ADAMS CO
Minor Civil Division	WEST ADAMS
Census Blockgroup	4
Census Block	4007
Census Tract	8524

Owner

Source: Adams County records · APN R0010391

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
Co-owner	Verified Secondary Owner
Mailing Address	4183 E 129TH CIR, THORNTON, CO 80241-2277
Occupancy	Owner Occupied
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Known Transactions	Last Sale Amount on Jul 10, 2023 Deed Sale Price on Jul 10, 2023
Deed Doc Number	2023000038612
Record Refreshed	Jun 08, 2026

July 2023: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	ADAMS CO
Recording Date	Jul 10, 2023
Property Address	4183 E 129TH CIR, THORNTON, CO 80241-2277
Document Number	0000038614
Instrument Date	Jul 07, 2023
Instrument	2023000038614
Transaction Type	Transfer
Record Updated	Jul 18, 2023
Title Company	LAND TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$58.00
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	4183 E 129TH CIR, THORNTON, CO 80241-2277

Mortgage

Document Number	0000038615
Date	Jul 10, 2023
Instrument	2023000038615

Lender

Name	BANK OF ENGLAND
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 01, 2053

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	$1,436.00 (-63.64%)	$33,870 (-6.41%) Land $8,560 Building $25,310	$542,000 (+1.31%) Land $137,000 Building $405,000
2023	$3,949.00 (+8.55%)	$36,190 (+9.57%) Land $6,830 Building $29,360	$535,000 (+12.59%) Land $101,000 Building $434,000
2022	$3,638.00	$33,030 Land $14,040 Building $18,990	$475,196 Land $202,000 Building $273,196