3668 E 91st Ave, Thornton (Denver), CO 80229 Property Records

Adams County property record for 3668 E 91st Ave, Thornton, CO 80229

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,728 sqft · built 1972
Lot Size	0.169 acres (7,405 sqft)
Owner	Company Name on Record
Tax Bill	$1,063 (2025)
Deeds & Mortgages	Feb 2022 Sale Oct 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R0054550`

Property Details

APN / Parcel Number

Primary APN	`R0054550`
Alternative APNs	`0171924410016` `171924410016`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	9 Plumbing Fixtures
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,728 sqft Living Area
1st Floor Area	1,728 sqft
Interior Walls	Wallboard/Drywall
Fireplace	Fireplace

Exterior

Year Built	Built 1972
Architectural Style	Bi-Level
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Foundation Type	Concrete
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	7,405 sqft (0.169 acres)
Lot Dimensions	100 ft deep x 75 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air

Location & Zoning

Account Number	R0054550
Old Parcel Number	171924410016
Street Address	3668 E 91ST AVE
City	THORNTON
State	CO
Zip	80229-4024
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:THORNTON VALLEY EAST THIRD FILING BLK:12 LOT:7
Legal Range	68W
Legal Township	02S
Legal Section	24
Legal Quarter	SE
Legal Subdivision	THORNTON VALLEY EAST THIRD FILING
Legal Block	12
Legal Lot Number	7
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	2
Census Block	2022
Census Tract	9104

Owner

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

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

Owner of Record	Company Name on Record
Mailing Address	PO BOX 450522, AURORA, CO 80046
Owner Type	Company

Deeds, Mortgages & Sale History

Date	Document
Feb 8, 2022	Special Warranty Deed, Transfer
Oct 19, 2021	Special Warranty Deed, Transfer · Conventional Mortgage BANK OF THE WEST

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 8, 2022
Deed Sale	Feb 8, 2022
Prior Sale	Oct 19, 2021
Deed Document Number	2022000011808
Record Updated	Jun 8, 2026

February 2022: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	ADAMS CO
Recording Date	Feb 8, 2022
Property Address	3668 E 91ST AVE, THORNTON, CO 80229-4024
Document Number	0000011808
Instrument Date	Jan 24, 2022
Instrument	2022000011808
Transaction Type	Transfer
Record Updated	Jul 26, 2022

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Severalty
Address	PO BOX 450522, AURORA, CO 80046

October 2021: Special Warranty Deed, Transfer

Document Type	Special Warranty Deed
Jurisdiction	ADAMS CO
Recording Date	Oct 19, 2021
Property Address	3668 E 91ST AVE, THORNTON, CO 80229-4024
Document Number	0000122963
Instrument Date	Oct 6, 2021
Instrument	2021000122963
Transaction Type	Transfer
Record Updated	Jul 26, 2022
Title Company	E-CHICAGO TITLE, CHICAGO TITLE

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Severalty
Address	PO BOX 45052, AURORA, CO 80046
Investor	Possibly a Property Investor

Mortgage

Document Number	0000122964
Date	Oct 19, 2021
Instrument	2021000122964

Lender

Name	BANK OF THE WEST
Type	Bank

Agreement

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

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	$1,063.00 (-62.54%)	$25,070 (-12.8%) Land $5,630 Building $19,440	$401,000 (-5.65%) Land $90,000 Building $311,000
2023	$2,838.00 (+1.47%)	$28,750 (+2.46%) Land $5,610 Building $23,140	$425,000 (+5.29%) Land $83,000 Building $342,000
2022	$2,797.00	$28,060 Land $11,540 Building $16,520	$403,637 Land $166,000 Building $237,637

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

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

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 356 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

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

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