4450 E 121st Pl, Thornton, CO 80241 Property Records

Adams County property record for 4450 E 121st Pl, Thornton, CO 80241

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,782 sqft · built 1980
Lot Size	0.174 acres (7,592 sqft)
Owner	2 Individual Names on Record
Last Sale	$126,000 (Sep 1997)
Tax Bill	$1,176 (2025)
Deeds & Mortgages	Jan 2023 Line of Credit Sep 2021 Mortgage + 5 more
Flood Zone	Zone X (minimal risk)
APN	`1571-31-3-13-006`

Property Details

APN / Parcel Number

Primary APN	`1571-31-3-13-006`
Alternative APNs	`0157131313006` `R0011654`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	9 Plumbing Fixtures
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,782 sqft Living Area
Gross Area	2,680 sqft
1st Floor Area	1,148 sqft
Basement Area	1,114 sqft
Finished Basement	634 sqft
Unfinished Basement	480 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1980
Effective Year Built	Effective 1980
Architectural Style	Ranch
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	7,592 sqft (0.174 acres)
Lot Dimensions	104 ft deep x 73 ft wide
View / Lot	Open Space
Garage Type	Attached
Garage Area	418 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0011654
Street Address	4450 E 121ST PL
City	THORNTON
State	CO
Zip	80241-3632
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:NORTHAVEN BLK:11 LOT:5
Legal Range	67W
Legal Township	01S
Legal Section	31
Legal Quarter	3
Legal Subdivision	NORTHAVEN
Legal Block	11
Legal Lot Number	5
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	2
Census Block	2013
Census Tract	8547

Owner

Source: Adams County records, as of February 2, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	4450 E 121ST PL, THORNTON, CO 80241-3632
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jan 26, 2023	Deed of Trust, Mortgage · Line of Credit CANVAS CU
Sep 2, 2021	Deed of Trust, Mortgage · Conventional Mortgage AMERISAVE MORTGAGE CORP
Apr 2, 2019	Deed of Trust, Mortgage · Line of Credit CANVAS CREDIT UNION
Nov 2, 2018	Deed of Trust, Mortgage · Conventional Mortgage DITECH FINANCIAL LLC
Oct 1, 2019	Deed of Trust, Mortgage · VA Mortgage NEWREZ LLC
Dec 4, 2020	Deed of Trust, Mortgage · Line of Credit CANVAS CU
Dec 23, 2016	Deed of Trust, Mortgage · FHA Mortgage AMERICAN FINANCING

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 9, 1997 · Amount on Record
Deed Sale	Sep 9, 1997 · Amount on Record
Deed Document Number	1997315961
Deed Book / Page	5098 / 645
Last Transfer Date	Jan 25, 1999
Transfer Doc	000C498785
Record Updated	Jun 8, 2026

January 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	4450 E 121ST PL, THORNTON, CO 80241-3632
Transaction Type	Mortgage
Record Updated	Feb 1, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000004616
Date	Jan 26, 2023
Instrument	2023000004616

Lender

Name	CANVAS CU
Type	Credit Union
Address	ENGLEWOOD, CO 80155

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	240 Months
Due	Jan 15, 2043

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	4450 E 121ST PL, THORNTON, CO 80241-3632
Transaction Type	Mortgage
Record Updated	Sep 8, 2021
Title Company	CAPITAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000104906
Date	Sep 2, 2021
Instrument	2021000104906

Lender

Name	AMERISAVE MORTGAGE CORP
Type	Mortgage Company
Address	ATLANTA, GA 30305

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2051

April 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	4450 E 121ST PL, THORNTON, CO 80241-3632
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000023876
Date	Apr 2, 2019
Instrument	2019000023876

Lender

Name	CANVAS CREDIT UNION
Type	Credit Union
Address	ENGLEWOOD, CO 80155

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	240 Months
Due	Apr 15, 2039

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

November 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	4450 E 121ST PL, THORNTON, CO 80241-3632
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	SERVICE LINK

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000088905
Date	Nov 2, 2018
Instrument	2018000088905

Lender

Name	DITECH FINANCIAL LLC
Type	Mortgage Company
Address	FORT WASHINGTON, PA 19034

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Nov 1, 2048

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	4450 E 121ST PL, THORNTON, CO 80241-3632
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000083165
Date	Oct 1, 2019
Instrument	2019000083165

Lender

Name	NEWREZ LLC
Type	Non-Lending Institution
Address	PLYMOUTH MEETING, PA 19462

Agreement

Type	VA Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Oct 1, 2049

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	4450 E 121ST PL, THORNTON, CO 80241-3632
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000126998
Date	Dec 4, 2020
Instrument	2020000126998

Lender

Name	CANVAS CU
Type	Credit Union
Address	ENGLEWOOD, CO 80155

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	239 Months
Due	Nov 15, 2040

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

December 2016: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	4450 E 121ST PL, THORNTON, CO 80241-3632
Document Number	0000000713
Instrument Date	Dec 23, 2016
Transaction Type	Mortgage
Record Updated	Jan 11, 2017
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4450 E 121ST PL THORNTON CO 802413632, THORNTON, CO 80241-3632

Mortgage

Document Number	0000000713
Date	Jan 4, 2017
Instrument	713

Lender

Name	AMERICAN FINANCING
Type	Funding / Finance Company
Address	AURORA, CO 80014

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jan 3, 2047

Tax Assessment & Valuation

Source: Adams County assessment roll, as of January 21, 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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,176.00 (-61.9%)	$30,190 (-10.04%) Land $6,530 Building $23,660	$444,000 (-10.48%) Land $96,000 Building $348,000
2024	$3,087.00 (-15.66%)
2023	$3,660.00 (+8.51%)	$33,560 (+9.6%) Land $5,820 Building $27,740	$496,000 (+12.6%) Land $86,000 Building $410,000
2022	$3,373.00	$30,620 Land $11,960 Building $18,660	$440,480 Land $172,000 Building $268,480

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.

Flood

Source: FEMA National Flood Hazard Layer, effective October 2, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CITY OF THORNTON serves 226,465 people · EPA ID CO0101150
Water Source	Surface water
Last State Inspection	Jul 2024
Lead	2 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	3 last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 719 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Rise Broadband Fixed Wireless	500 / 100
Verizon Fixed Wireless	300 / 20
CenturyLink DSL · Fiber in parts of the area	140 / 20

May also be available: AT&T, T-Mobile.

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