5217 E 100th Way, Thornton (Denver), CO 80229 Property Records

Adams County property record for 5217 E 100th Way, Thornton, CO 80229

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,664 sqft · built 1999
Lot Size	0.1 acres (4,356 sqft)
Owner	2 Owner Names on Record
Last Sale	$138,356 (Oct 1999)
Tax Bill	$1,179 (2025)
Deeds & Mortgages	Nov 2021 Mortgage May 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R0112510`

Property Details

APN / Parcel Number

Primary APN	`R0112510`
Alternative APNs	`0172118134032` `172118134032`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	10 Plumbing Fixtures
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,664 sqft Living Area
1st Floor Area	804 sqft
2nd Floor Area	860 sqft
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1999
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	4,356 sqft (0.1 acres)
Garage Type	Attached
Garage Area	270 sqft
Parking Spaces	1 Parking Space
Porch	Porch
Porch Area	45 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air

Location & Zoning

Account Number	R0112510
Old Parcel Number	172118134032
Street Address	5217 E 100TH WAY
City	THORNTON
State	CO
Zip	80229-3444
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:FARMINGTON SUBD BLK:15 LOT:5
Legal Range	67W
Legal Township	02S
Legal Section	18
Legal Quarter	NE
Legal Subdivision	FARMINGTON SUBD
Legal Block	15
Legal Lot Number	5
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	1
Census Block	1005
Census Tract	9103

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	2 Owner Names on Record
Mailing Address	5217 E 100TH WAY, THORNTON, CO 80229-3444
Occupancy	Owner Occupied

Deeds, Mortgages & Sale History

Date	Document
Nov 2, 2021	Deed of Trust, Mortgage · Conventional Mortgage BANK OF AMERICA NA
May 14, 2020	Deed of Trust, Mortgage · Conventional Mortgage BANK OF AMERICA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 22, 1999 · Amount on Record
Deed Sale	Oct 22, 1999 · Amount on Record
Deed Document Number	00605047
Deed Book / Page	5929 / 515
Record Updated	Jun 8, 2026

November 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	5217 E 100TH WAY, THORNTON, CO 80229-3444
Transaction Type	Mortgage
Record Updated	Jun 23, 2022
Title Company	FIRST AMER LENDERS ADVANTAGE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5217 E 100TH WAY, THORNTON, CO 80229-3444

Mortgage

Document Number	0000129086
Date	Nov 2, 2021
Instrument	2021000129086

Lender

Name	BANK OF AMERICA NA
Type	Bank
Address	CHARLOTTE, NC 28255

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Nov 1, 2051

May 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	5217 E 100TH WAY, THORNTON, CO 80229-3444
Document Number	0000058908
Instrument Date	May 14, 2020
Transaction Type	Mortgage
Record Updated	Jul 8, 2020
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	5217 E 100TH WAY THORNTON CO 802293444, THORNTON, CO 80229-3444

Mortgage

Document Number	0000058908
Date	Jun 30, 2020
Instrument	58908

Lender

Name	BANK OF AMERICA
Type	Bank
Address	CHARLOTTE, NC 28255

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Jun 29, 2035

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	Adams County School District 14 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,179.00 (-51.42%)	$27,820 (-9.41%) Land $5,380 Building $22,440	$445,000 (-1.98%) Land $86,000 Building $359,000
2023	$2,427.00 (+11.33%)	$30,710 (+12.37%) Land $5,410 Building $25,300	$454,000 (+15.43%) Land $80,000 Building $374,000
2022	$2,180.00	$27,330 Land $10,280 Building $17,050	$393,309 Land $148,000 Building $245,309

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

Source: FEMA National Flood Hazard Layer, effective October 2, 2026

FEMA Flood Zone	Zone X minimal risk
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 99.8% of the US · lower than 99.9% 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 430 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
CenturyLink DSL · Fiber in parts of the area	140 / 20
Rise Broadband Fixed Wireless	100 / 20

May also be available: Aerux Broadband, AT&T.

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