4575 E 128th Pl, Thornton, CO 80241 Property Records

Adams County property record for 4575 E 128th Pl, Thornton, CO 80241

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,692 sqft · built 1977
Lot Size	0.184 acres (8,000 sqft)
Owner	2 Individual Names on File
Tax Bill	$949 (2025)
Flood Zone	Zone X (minimal risk)
APN	`1571-30-3-12-006`

Property Details

APN / Parcel Number

Primary APN	`1571-30-3-12-006`
Alternative APNs	`0157130312006` `R0010186`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Plumbing Fixtures	9 Plumbing Fixtures
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	1,692 sqft Living Area
Gross Area	2,652 sqft
Basement Area	504 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1977
Effective Year Built	Effective 1977
Architectural Style	Split Level
Exterior Material	Combination
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	8,000 sqft (0.184 acres)
Lot Dimensions	100 ft deep x 80 ft wide
View / Lot	Open Space
Garage Type	Attached
Garage Area	456 sqft
Parking Spaces	2 Parking Spaces
Porch	Open Slab
Porch Area	120 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Account Number	R0010186
Street Address	4575 E 128TH PL
City	THORNTON
State	CO
Zip	80241-3701
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:EAST GLENN SUBD 1ST FILING BLK:4 LOT:15
Legal Range	67W
Legal Township	01S
Legal Section	30
Legal Quarter	3
Legal Subdivision	EAST GLENN SUBD 1ST FILING
Legal Block	4
Legal Lot Number	15
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	2
Census Block	2014
Census Tract	8524

Owner

Source: Adams County records · APN 1571-30-3-12-006

Assessment roll updated January 21, 2026 · Last verified April 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	4575 E 128TH PL, DENVER, CO 80241-3701
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 Transfer Date	Dec 19, 2003
Transfer Doc	00C1259780
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: Adams County records · Assessment roll updated January 21, 2026 · Last verified April 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	$949.00 (-59.89%)	$31,140 (-6.65%) Land $6,800 Building $24,340	$458,000 (-7.1%) Land $100,000 Building $358,000
2024	$2,366.00 (-34.96%)
2023	$3,638.00 (+5.69%)	$33,360 (+6.75%) Land $6,160 Building $27,200	$493,000 (+9.63%) Land $91,000 Building $402,000
2022	$3,442.00	$31,250 Land $12,640 Building $18,610	$449,698 Land $182,000 Building $267,698

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Adams County (08001C), as of October 2, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080010085242, as of September 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
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 as of December 31, 2025 · 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

Based on FCC filings for 851 locations within half a mile of this property.

Cell Coverage

5G (outdoors only) and 4G LTE

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.