5540 E 100th Ave, Thornton (Denver), CO 80229 Property Records

Adams County property record for 5540 E 100th Ave, Thornton, CO 80229 · Last verified February 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	2 Baths
Year Built	Built 1998
Square Footage	1,296 sqft Living Area
Lot Size	107,158 sqft (2.46 acres)
Occupancy	Owner Occupied
Last Sale	$250,000 (2003)
Tax Bill	$1,735.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`R0110780`
Alternative APNs	`0172118411006` `172118411006`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Building Area	1,296 sqft Living Area
1st Floor	1,296 sqft 1st Floor
Stories	1 Stories
Interior Structure	Wallboard/Drywall Interior Structure
Fireplace	Fireplace

Exterior

Year Built	Built 1998
Architectural Style	Ranch Style
Exterior Material	Aluminum/Vinyl Exterior
Construction Type	Frame Construction
Roof Construction	Gable Roof Construction
Roof Material	Composition Shingle Roof
Lot Area	107,158 sqft (2.46 acres)
Parking Spaces	5 Parking Spaces
Garage Type	Detached Garage
Garage Area	1,500 sqft Garage
Porch	Porch
Porch Area	120 sqft Porch
Utility Building	432 sqft Utility Building

Utilities and HVAC

Cooling System	Central Cooling
Heating System	HVAC Heating

Location & Zoning

Account Number	R0110780
Old Parcel Number	172118411006
Street Address	5540 E 100TH AVE
City	THORNTON
State	CO
Zip	80229-3401
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	SUB:ROSA FARMS LOT:2
Legal Range	67W
Legal Township	02S
Legal Section	18
Legal Quarter	SE
Legal Subdivision	ROSA FARMS
Legal Block	11
Legal Lot Number	2
Jurisdiction	ADAMS CO
Minor Civil Division	WEST ADAMS
Census Blockgroup	2
Census Block	2018
Census Tract	9103

Owner

Source: Adams County records · APN R0110780

Assessment roll updated August 25, 2025 · Last verified February 2026

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

Owner of Record	2 Individuals Owners
Mailing Address	5540 E 100TH AVE, THORNTON, CO 80229-3401
Occupancy	Owner Occupied

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Known Transactions	Last Sale Amount on Sep 03, 2003 Deed Sale Price on Sep 03, 2003
Deed Doc Number	C1203298
Record Refreshed	Jun 08, 2026

Tax Assessment & Valuation

Source: Adams County records · Assessment roll updated August 25, 2025 · Last verified February 2026

Property Jurisdictions

Type	Name
State	Colorado
County	Adams County
Unified School District	Adams County School District 14 (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	$1,735.00 (-60.69%)	$36,960 (-30.07%) Land $8,820 Building $28,140	$691,290 (-11.52%) Land $165,000 Building $526,290
2023	$4,414.00 (+24.58%)	$52,850 (+25.8%) Land $7,580 Building $45,270	$781,290 (+29.23%) Land $112,000 Building $669,290
2022	$3,543.00	$42,010 Land $15,560 Building $26,450	$604,566 Land $224,000 Building $380,566