4185 E 117th Ave, Thornton (Denver), CO 80233 Property Records

Adams County property record for 4185 E 117th Ave, Thornton, CO 80233

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,040 sqft · built 1978
Lot Size	0.18 acres (7,841 sqft)
Owner	Individual Name on File
Last Sale	$119,500 (Aug 1997)
Tax Bill	$824 (2025)
Flood Zone	Zone X (minimal risk)
APN	`R0072117`

Property Details

APN / Parcel Number

Primary APN	`R0072117`
Alternative APNs	`0172106206018` `172106206018`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Plumbing Fixtures	6 Plumbing Fixtures
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,040 sqft Living Area
1st Floor Area	1,040 sqft
Basement Area	1,040 sqft
Interior Walls	Wallboard/Drywall
Fireplace	Fireplace

Exterior

Year Built	Built 1978
Architectural Style	Ranch
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	7,841 sqft (0.18 acres)
Lot Dimensions	109 ft deep x 70 ft wide
Garage Type	Attached
Garage Area	418 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air

Location & Zoning

Account Number	R0072117
Old Parcel Number	172106206018
Street Address	4185 E 117TH AVE
City	THORNTON
State	CO
Zip	80233-5101
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:BRIAR RIDGE FILING 1 BLK:4 LOT:10
Legal Range	67W
Legal Township	02S
Legal Section	06
Legal Quarter	NW
Legal Subdivision	BRIAR RIDGE FILING 1
Legal Block	4
Legal Lot Number	10
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	2
Census Block	2007
Census Tract	8550

Owner

Source: Adams County records · APN R0072117

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	Individual Name on File
Mailing Address	4185 E 117TH AVE, THORNTON, CO 80233-5101
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Aug 20, 1997 · Amount on Record
Deed Sale	Aug 20, 1997 · Amount on Record
Deed Document Number	00309877
Deed Book / Page	5081 / 848
Record Updated	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
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	$824.00 (-73.85%)	$19,440 (-32.71%) Land $4,590 Building $14,850	$411,000 (-3.75%) Land $97,000 Building $314,000
2023	$3,151.00 (+4.37%)	$28,890 (+5.4%) Land $6,090 Building $22,800	$427,000 (+8.28%) Land $90,000 Building $337,000
2022	$3,019.00	$27,410 Land $11,540 Building $15,870	$394,349 Land $166,000 Building $228,349

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of October 2, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.6% of Colorado
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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)
Lumen Technologies Fiber · DSL in parts of the area	8,000 / 8,000
Ting Fiber Fiber	2,000 / 2,000
BIF IV Intrepid HoldCo Fiber	2,000 / 2,000
Xfinity Cable	2,000 / 250
JAB Wireless Fixed Wireless	300 / 60
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Aerux.

Based on FCC filings for 611 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System 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.