9151 Monroe St, Thornton (Denver), CO 80229 Property Records

Adams County property record for 9151 Monroe St, Thornton, CO 80229

Property Summary

Property Type	Single Family Home
Details	4 bd · 1 ba · 960 sqft · built 1963
Lot Size	0.18 acres (7,841 sqft)
Owner	Individual on Record
Last Sale	$208,000 (May 2014)
Tax Bill	$1,174 (2025)
Deeds & Mortgages	Jan 2021 Line of Credit Jul 2019 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`R0054524`

Property Details

APN / Parcel Number

Primary APN	`R0054524`
Alternative APNs	`0171924407016` `171924407016`

Interior

Bedrooms	4 Beds
Full Baths	1 Bath
Plumbing Fixtures	6 Plumbing Fixtures
Total Rooms	5 Rooms
Stories	1 Story
Building Area	960 sqft Living Area
1st Floor Area	960 sqft
Basement Area	960 sqft
Finished Basement	900 sqft
Interior Walls	Wallboard/Drywall
Fireplace	Fireplace

Exterior

Year Built	Built 1963
Effective Year Built	Effective 2014
Architectural Style	Ranch
Exterior Material	Brick/Stone
Construction Type	Frame
Roof Type	Gable/Hip
Roof Material	Composition Shingle
Lot Area	7,841 sqft (0.18 acres)
Lot Dimensions	100 ft deep x 77 ft wide
Garage Type	Detached
Garage Area	576 sqft
Carport	Carport
Carport Area	352 sqft
Parking Spaces	2 Parking Spaces
Porch	Finished/Screened Porch
Porch Area	266 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air

Location & Zoning

Account Number	R0054524
Old Parcel Number	171924407016
Street Address	9151 MONROE ST
City	THORNTON
State	CO
Zip	80229-4036
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:THORNTON VALLEY EAST SECOND FILING BLK:8 LOT:16
Legal Range	68W
Legal Township	02S
Legal Section	24
Legal Quarter	SE
Legal Subdivision	THORNTON VALLEY EAST SECOND FILING
Legal Block	8
Legal Lot Number	16
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	2
Census Block	2019
Census Tract	9104

Owner

Source: Adams County assessment roll, as of August 25, 2025

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

Owner of Record	Individual on Record
Co-owner	Co-owner on Record
Mailing Address	9151 MONROE ST, THORNTON, CO 80229-4036
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jan 15, 2021	Deed of Trust, Mortgage · Line of Credit US BANK NA
Jul 26, 2019	Intrafamily Transfer, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 21, 2014 · Amount on Record
Deed Sale	May 21, 2014 · Amount on Record
Prior Sale	May 21, 2014 · Amount on Record
Deed Document Number	0000031179
Last Transfer Date	Jul 26, 2019
Transfer Doc	0000059483
Record Updated	Jun 8, 2026

January 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	9151 MONROE ST, THORNTON, CO 80229-4036
Transaction Type	Mortgage
Record Updated	Jul 26, 2022
Title Company	RADIAN SETTLEMENT SERVICES

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000005241
Date	Jan 15, 2021
Instrument	2021000005241

Lender

Name	US BANK NA
Type	Bank
Address	CINCINNATI, OH 45202

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	359 Months
Due	Dec 22, 2050

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

July 2019: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	ADAMS CO
Recording Date	Jul 26, 2019
Property Address	9151 MONROE ST, THORNTON, CO 80229-4036
Document Number	0000059483
Instrument Date	Jul 15, 2019
Instrument	2019000059483
Transaction Type	Transfer
Record Updated	Jul 26, 2022

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	9151 MONROE ST, THORNTON, CO 80229-4036

Mortgage

Document Number	0000059484
Date	Jul 26, 2019
Instrument	2019000059484

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 2049

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	Mapleton School District 1 (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,174.00 (-60.31%)	$27,690 (-7.58%) Land $5,630 Building $22,060	$443,000 (-) Land $90,000 Building $353,000
2023	$2,958.00 (-0.74%)	$29,960 (+0.2%) Land $5,610 Building $24,350	$443,000 (+2.98%) Land $83,000 Building $360,000
2022	$2,980.00	$29,900 Land $11,540 Building $18,360	$430,162 Land $166,000 Building $264,162

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 451 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
T-Mobile Fixed Wireless	100 / 20

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

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