3520 E 91st Ave, Thornton (Denver), CO 80229 Property Records

Adams County property record for 3520 E 91st Ave, Thornton, CO 80229 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 960 sqft · built 1961
Lot Size	0.178 acres (7,770 sqft)
Owner	Individual Name on File
Last Sale	$100,000 (Dec 2014)
Tax Bill	$1,033 (2025)
Flood Zone	Zone X (minimal risk)
APN	`1719-24-4-11-019`

Property Details

APN / Parcel Number

Primary APN	`1719-24-4-11-019`
Alternative APNs	`0171924411019` `R0054574`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Plumbing Fixtures	6 Plumbing Fixtures
Total Rooms	5 Rooms
Stories	1 Story
Building Area	960 sqft Living Area
Gross Area	1,920 sqft
1st Floor Area	960 sqft
Basement Area	960 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1961
Effective Year Built	Effective 1961
Architectural Style	Ranch
Exterior Material	Combination
Construction Type	Frame
Roof Type	Gable/Hip
Roof Material	Composition Shingle
Lot Area	7,770 sqft (0.178 acres)
Lot Dimensions	105 ft deep x 74 ft wide
Garage Type	Detached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Slab
Porch Area	150 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0054574
Street Address	3520 E 91ST AVE
City	THORNTON
State	CO
Zip	80229-4023
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:THORNTON VALLEY EAST SECOND FILING BLK:11 LOT:3
Legal Range	68W
Legal Township	02S
Legal Section	24
Legal Quarter	4
Legal Subdivision	THORNTON VALLEY EAST SECOND FILING
Legal Block	11
Legal Lot Number	3
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	2
Census Block	2032
Census Tract	9104

Owner

Source: Adams County records · APN 1719-24-4-11-019

Assessment roll updated January 21, 2026 · Last verified July 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 File
Mailing Address	4210 E 100TH AVE, 572, THORNTON, CO 80229-3037
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Dec 29, 2014 · Amount on Record
Deed Sale	Dec 29, 2014 · Amount on Record
Prior Sale	Dec 29, 2014 · Amount on Record
Deed Document Number	201491050
Prior Transfer Date	Dec 28, 2014
Prior Transfer Doc	0000091049
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Adams County records · Assessment roll updated January 21, 2026 · Last verified July 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

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.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,033.00 (-50.67%)	$26,520 (+2.12%) Land $6,120 Building $20,400	$390,000 (+1.56%) Land $90,000 Building $300,000
2024	$2,094.00 (-18.36%)
2023	$2,565.00 (-7.1%)	$25,970 (-6.25%) Land $5,610 Building $20,360	$384,000 (-3.64%) Land $83,000 Building $301,000
2022	$2,761.00	$27,700 Land $11,540 Building $16,160	$398,524 Land $166,000 Building $232,524

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Adams County (08001C), updated October 2, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

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