9451 High St, Thornton (Denver), CO 80229 Property Records

Adams County property record for 9451 High St, Thornton, CO 80229

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,410 sqft · built 1955
Lot Size	0.168 acres (7,300 sqft)
Owner	Individual Name on Record
Last Sale	$270,000 (Jul 2017)
Tax Bill	$1,152 (2025)
Deeds & Mortgages	Jun 2021 Mortgage Jul 2019 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`1719-23-1-09-016`

Property Details

APN / Parcel Number

Primary APN	`1719-23-1-09-016`
Alternative APNs	`0171923109016` `R0051686`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	9 Plumbing Fixtures
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,410 sqft Living Area
1st Floor Area	1,410 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1955
Effective Year Built	Effective 2015
Architectural Style	Ranch
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable/Hip
Roof Material	Composition Shingle
Lot Area	7,300 sqft (0.168 acres)
Lot Dimensions	100 ft deep x 73 ft wide
Garage Type	Detached
Garage Area	384 sqft
Parking Spaces	1 Parking Space

Exterior Amenities

Porch	Porch
Porch Area	136 sqft
Shed	1 Shed
Shed Area	120 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0051686
Street Address	9451 HIGH ST
City	THORNTON
State	CO
Zip	80229-7626
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:THORNTON BLK:91D LOT:16
Legal Range	68W
Legal Township	02S
Legal Section	23
Legal Quarter	1
Legal Subdivision	THORNTON
Legal Block	91D
Legal Lot Number	16
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	1
Census Block	1012
Census Tract	9202

Owner

Source: Adams County records, as of May 11, 2026

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

Owner of Record	Individual Name on Record
Mailing Address	9451 HIGH ST, THORNTON, CO 80229-7626
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jun 23, 2021	Deed of Trust, Mortgage · Conventional Mortgage IDEAL HOME LOANS LLC
Jul 23, 2019	Deed of Trust, Mortgage · FHA Mortgage IDEAL HM LNS
Jul 11, 2017	Warranty Deed, Transfer · FHA Mortgage UNITED WHOLESALE MORTGAGE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 11, 2017 · Amount on Record
Deed Sale	Jul 11, 2017 · Amount on Record
Prior Sale	Oct 3, 2002 · Amount on Record
Deed Document Number	201759322
Prior Transfer Date	May 16, 1997
Prior Transfer Doc	0000286265
Record Updated	Sep 20, 2026

June 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	9451 HIGH ST, THORNTON, CO 80229-7626
Transaction Type	Mortgage
Record Updated	Jul 6, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000075512
Date	Jun 23, 2021
Instrument	2021000075512

Lender

Name	IDEAL HOME LOANS LLC
Type	Mortgage Company
Address	DENVER, CO 80237

Agreement

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

July 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	9451 HIGH ST, THORNTON, CO 80229-7626
Document Number	0000060116
Instrument Date	Jul 23, 2019
Transaction Type	Mortgage
Record Updated	Aug 8, 2019
Title Company	STEWART TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	9451 HIGH ST THORNTON CO 802297626, THORNTON, CO 80229-7626

Mortgage

Document Number	0000060116
Date	Jul 29, 2019
Instrument	60116

Lender

Name	IDEAL HM LNS
Type	Funding / Finance Company
Address	DENVER, CO 80237

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 28, 2049

July 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	ADAMS CO
Recording Date	Jul 11, 2017
Property Address	9451 HIGH ST, THORNTON, CO 80229-7626
Document Number	0000059322
Instrument Date	Jul 7, 2017
Instrument	2017000059322
Transaction Type	Transfer
Record Updated	Jan 27, 2022
Title Company	FIRST INTEGRITY TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$27.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	9451 HIGH ST, THORNTON, CO 80229-7626
Investor	Possibly a Property Investor

Mortgage

Document Number	0000059323
Date	Jul 11, 2017
Instrument	2017000059323

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 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	Mapleton School District 1 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,152.00 (-55.76%)	$29,580 (-5.77%) Land $6,120 Building $23,460	$435,000 (-6.25%) Land $90,000 Building $345,000
2024	$2,604.00 (-15.97%)
2023	$3,099.00 (+12.61%)	$31,390 (+13.69%) Land $6,090 Building $25,300	$464,000 (+16.77%) Land $90,000 Building $374,000
2022	$2,752.00	$27,610 Land $10,560 Building $17,050	$397,349 Land $152,000 Building $245,349

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 894 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
CenturyLink Fiber · DSL in parts of the area	2,000 / 1,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20

May also be available: Aerux Broadband, LiveWireNet, T-Mobile.

Nearby Properties on High St

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures