14640 Williams St, Thornton (Brighton), CO 80602 Property Records

Adams County property record for 14640 Williams St, Thornton, CO 80602

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 1,911 sqft · built 2004
Lot Size	0.219 acres (9,583 sqft)
Owner	Individual Name on File
Last Sale	$350,000 (Jun 2015)
Tax Bill	$1,502 (2025)
Deeds & Mortgages	Oct 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R0143515`

Property Details

APN / Parcel Number

Primary APN	`R0143515`
Alternative APNs	`0157314403039` `157314403039`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Plumbing Fixtures	13 Plumbing Fixtures
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,911 sqft Living Area
1st Floor Area	1,080 sqft
2nd Floor Area	831 sqft
Basement Area	702 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 2004
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	9,583 sqft (0.219 acres)
Garage Type	Attached
Garage Area	376 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air

Location & Zoning

Account Number	R0143515
Old Parcel Number	157314403039
Street Address	14640 WILLIAMS ST
City	THORNTON
State	CO
Zip	80602-7003
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:QUAIL VALLEY SUBDIVISION FILING NO 2 BLK:8 LOT:9
Legal Range	68W
Legal Township	01S
Legal Section	14
Legal Quarter	SE
Legal Subdivision	QUAIL VALLEY SUBDIVISION FILING NO 2
Legal Block	8
Legal Lot Number	9
Jurisdiction	ADAMS CO
Township / Civil Division	BRIGHTON
Census Block Group	1
Census Block	1028
Census Tract	60002

Owner

14640 Williams St is owned and occupied by an individual who acquired it in October 2020.

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

Owner of Record	Individual Name on File
Co-owner	2 Co-owners on File
Mailing Address	14640 WILLIAMS ST, THORNTON, CO 80602-7003
Occupancy	Owner Occupied
Owner Type	Individual

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

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	3 Names on Deed
Last Sale	Jun 19, 2015 · Amount on File
Deed Sale	Jun 19, 2015 · Amount on File
Prior Sale	Jun 19, 2015 · Amount on File
Deed Document Number	0000047716
Last Transfer Date	Oct 29, 2020
Transfer Doc	0000111221
Record Updated	Jun 8, 2026

October 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ADAMS CO
Recording Date	Oct 29, 2020
Property Address	14640 WILLIAMS ST, THORNTON, CO 80602-7003
Document Number	0000111221
Instrument Date	Oct 23, 2020
Instrument	2020000111221
Transaction Type	Transfer
Record Updated	Jan 27, 2022
Title Company	LAND TITLE GUARANTEE CO

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	14640 WILLIAMS ST, 14640, THORNTON, CO 80602-7003

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	14640 WILLIAMS ST, THORNTON, CO 80602-7003
Investor	Possibly a Property Investor

Mortgage

Document Number	0000111222
Date	Oct 29, 2020
Instrument	2020000111222

Lender

Name	CALIBER HOME LOANS INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Nov 1, 2035

Tax Assessment & Valuation

The 2025 property tax bill for 14640 Williams St was $1,502.

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	Adams 12 Five Star Schools (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,502.00	$35,440 Land $8,000 Building $27,440	$567,000 Land $128,000 Building $439,000
2023	$4,318.00 (+8.3%)	$39,580 (+9.34%) Land $7,510 Building $32,070	$585,000 (+12.3%) Land $111,000 Building $474,000
2022	$3,987.00	$36,200 Land $15,420 Building $20,780	$520,943 Land $222,000 Building $298,943

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

FEMA maps place 14640 Williams St in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective October 2, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Wildfire risk around 14640 Williams St is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.6% 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 410 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Rise Broadband Fixed Wireless	300 / 60
Verizon Fixed Wireless	300 / 20