9853 Cook St, Thornton (Denver), CO 80229 Property Records

Adams County property record for 9853 Cook St, Thornton, CO 80229

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,524 sqft · built 1984
Lot Size	0.21 acres (9,148 sqft)
Owner	Owner Name on Record
Last Sale	$209,900 (Jan 2014)
Tax Bill	$1,198 (2025)
Deeds & Mortgages	Apr 2021 Mortgage Feb 2018 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R0040421`

Property Details

APN / Parcel Number

Primary APN	`R0040421`
Alternative APNs	`0171913410011` `171913410011`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	8 Plumbing Fixtures
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,524 sqft Living Area
1st Floor Area	828 sqft
2nd Floor Area	696 sqft
Basement Area	600 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1984
Effective Year Built	Effective 2013
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Foundation Type	Concrete
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	9,148 sqft (0.21 acres)
Lot Dimensions	117 ft deep x 78 ft wide
Garage Type	Attached
Garage Area	399 sqft
Parking Spaces	1 Parking Space
Shed	1 Shed
Shed Area	192 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air

Location & Zoning

Account Number	R0040421
Old Parcel Number	171913410011
Street Address	9853 COOK ST
City	THORNTON
State	CO
Zip	80229-2815
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:NORTH HILLS FILING NUMBER ONE SUBD BLK:7 LOT:14
Legal Range	68W
Legal Township	02S
Legal Section	13
Legal Quarter	SW
Legal Subdivision	NORTH HILLS FILING NUMBER ONE SUBD
Legal Block	7
Legal Lot Number	14
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	1
Census Block	1019
Census Tract	9207

Owner

Source: Adams County records, as of February 9, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Owner Name on Record
Mailing Address	9853 COOK ST, THORNTON, CO 80229-2815
Occupancy	Owner Occupied

Deeds, Mortgages & Sale History

Date	Document
Apr 14, 2021	Deed of Trust, Mortgage · Conventional Mortgage STRONG HOME MORTGAGE LLC
Feb 9, 2018	Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jan 13, 2014 · Amount on Record
Deed Sale	Jan 13, 2014 · Amount on Record
Prior Sale	Apr 7, 1999 · Amount on Record
Deed Document Number	2014000002339
Record Updated	Jun 8, 2026

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	9853 COOK ST, THORNTON, CO 80229-2815
Transaction Type	Mortgage
Record Updated	Apr 21, 2021
Title Company	SOLIDIFI

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000045610
Date	Apr 14, 2021
Instrument	2021000045610

Lender

Name	STRONG HOME MORTGAGE LLC
Type	Mortgage Company
Address	MANASSAS, VA 20110

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Apr 1, 2051

February 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	9853 COOK ST, THORNTON, CO 80229-2815
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIRST INTEGRITY TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000011796
Date	Feb 9, 2018
Instrument	2018000011796

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2048

Tax Assessment & Valuation

Source: Adams County assessment roll, as of August 25, 2025

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	$1,198.00 (-64.13%)	$28,260 (-16.44%) Land $5,630 Building $22,630	$452,000 (-9.6%) Land $90,000 Building $362,000
2023	$3,340.00 (+6.74%)	$33,820 (+7.71%) Land $5,750 Building $28,070	$500,000 (+10.68%) Land $85,000 Building $415,000
2022	$3,129.00	$31,400 Land $11,820 Building $19,580	$451,765 Land $170,000 Building $281,765

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	Low lower than 98% of the US · lower than 99.2% of Colorado
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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 631 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
CenturyLink DSL	140 / 20
Rise Broadband Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Aerux Broadband.

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