4726 E 129th Pl, Thornton, CO 80241 Property Records

Adams County property record for 4726 E 129th Pl, Thornton, CO 80241

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,506 sqft · built 1974
Lot Size	0.189 acres (8,276 sqft)
Owner	2 Individual Names on File
Tax Bill	$943 (2025)
Flood Zone	Zone X (minimal risk)
APN	`R0010159`

Property Details

APN / Parcel Number

Primary APN	`R0010159`
Alternative APNs	`0157130311008` `157130311008`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	9 Plumbing Fixtures
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,506 sqft Living Area
1st Floor Area	1,506 sqft
Basement Area	1,506 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1974
Architectural Style	Ranch
Exterior Material	Brick/Stone
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	8,276 sqft (0.189 acres)
Lot Dimensions	105 ft deep x 80 ft wide
Garage Type	Attached
Garage Area	441 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Porch
Porch Area	220 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air

Location & Zoning

Account Number	R0010159
Old Parcel Number	157130311008
Street Address	4726 E 129TH PL
City	THORNTON
State	CO
Zip	80241-2218
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:EAST GLENN SUBD 1ST FILING BLK:1 LOT:22
Legal Range	67W
Legal Township	01S
Legal Section	30
Legal Quarter	SW
Legal Subdivision	EAST GLENN SUBD 1ST FILING
Legal Block	1
Legal Lot Number	22
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	2
Census Block	2004
Census Tract	8524

Owner

Source: Adams County records · APN R0010159

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 Individual Names on File
Mailing Address	4726 E 129TH PL, DENVER, CO 80241-2218
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
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 and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$943.00 (-74.29%)	$22,250 (-33.84%) Land $4,880 Building $17,370	$456,000 (-8.25%) Land $100,000 Building $356,000
2023	$3,668.00 (+1.63%)	$33,630 (+2.62%) Land $6,160 Building $27,470	$497,000 (+5.38%) Land $91,000 Building $406,000
2022	$3,609.00	$32,770 Land $12,640 Building $20,130	$471,648 Land $182,000 Building $289,648

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Adams County (08001C), updated October 2, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080010085242, refreshed September 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 minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 5 (25% premium discount)
Nearby Flood Policies	1 in force

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 851 locations within half a mile · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
JAB Wireless Fixed Wireless	500 / 100
Verizon Fixed Wireless	300 / 20
Lumen Technologies DSL · Fiber in parts of the area	140 / 20

Cell Coverage

5G (outdoors only) and 4G LTE

Drinking Water

Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, 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.