1224 E 100th Ln, Thornton (Denver), CO 80229 Property Records

Adams County property record for 1224 E 100th Ln, Thornton, CO 80229

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 2,583 sqft · built 2003
Lot Size	0.177 acres (7,700 sqft)
Owner	2 Individual Names on File
Last Sale	$298,900 (Oct 2003)
Tax Bill	$4,721 (2025)
Flood Zone	Zone X (minimal risk)
APN	`1719-14-2-05-020`

Property Details

APN / Parcel Number

Primary APN	`1719-14-2-05-020`
Alternative APNs	`0171914205020` `R0144985`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Plumbing Fixtures	13 Plumbing Fixtures
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	2,583 sqft Living Area
Gross Area	3,831 sqft
1st Floor Area	1,545 sqft
2nd Floor Area	1,038 sqft
Basement Area	720 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2003
Effective Year Built	Effective 2003
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	7,700 sqft (0.177 acres)
View / Lot	Premium
Garage Type	Attached
Garage Area	528 sqft
Parking Spaces	2 Parking Spaces
Porch	Slab
Porch Area	100 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0144985
Street Address	1224 E 100TH LN
City	THORNTON
State	CO
Zip	80229-3964
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:LAMBERTSON LAKES SUBD BLK:8 LOT:20
Legal Range	68W
Legal Township	02S
Legal Section	14
Legal Quarter	2
Legal Subdivision	LAMBERTSON LAKES
Legal Block	8
Legal Lot Number	20
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	1
Census Block	1007
Census Tract	9204

Owner

Source: Adams County records · APN 1719-14-2-05-020

Assessment roll updated January 21, 2026 · Last verified August 2026

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

Owner of Record	2 Individual Names on File
Mailing Address	1224 E 100TH LN, THORNTON, CO 80229-3964
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Oct 16, 2003 · Amount on Record
Deed Sale	Oct 16, 2003 · Amount on Record
Deed Document Number	20031224622
Last Transfer Date	Sep 07, 2006
Transfer Doc	0000903090
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

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

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

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	$4,721.00 (-30.46%)	$41,960 (-6.88%) Land $10,370 Building $31,590	$617,000 (-7.36%) Land $152,500 Building $464,500
2023	$6,789.00 (+6.01%)	$45,060 (+7.06%) Land $10,150 Building $34,910	$666,000 (+9.98%) Land $150,000 Building $516,000
2022	$6,404.00	$42,090 Land $20,160 Building $21,930	$605,565 Land $290,000 Building $315,565

Flood & Wildfire

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

Flood

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

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Lumen Technologies DSL · Fiber in parts of the area	140 / 20

May also be available: Aerux, Live Wire Networks, Verizon.

Based on FCC filings for 630 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CO0101150, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF THORNTON serves 226,465 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.