4311 E 109th Ave, Thornton (Denver), CO 80233 Property Records

Adams County property record for 4311 E 109th Ave, Thornton, CO 80233

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,320 sqft · built 1978
Lot Size	0.197 acres (8,568 sqft)
Owner	Individual Name on Record
Last Sale	$345,000 (Dec 2019)
Tax Bill	$1,229 (2025)
Deeds & Mortgages	Jun 2022 Line of Credit Dec 2021 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`1721-07-2-12-002`

Property Details

APN / Parcel Number

Primary APN	`1721-07-2-12-002`
Alternative APNs	`0172107212002` `R0074347`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Plumbing Fixtures	9 Plumbing Fixtures
Total Rooms	5 Rooms
Stories	2 Stories
Building Area	1,320 sqft Living Area
Gross Area	1,800 sqft
Basement Area	432 sqft
Interior Walls	Wallboard/Drywall
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1978
Effective Year Built	Effective 2016
Architectural Style	Split Level
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	8,568 sqft (0.197 acres)
Lot Dimensions	119 ft deep x 72 ft wide
Garage Type	Attached
Garage Area	480 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch
Porch Area	120 sqft

Utilities, Heating & Cooling

Heating System	Baseboard
Heating Fuel	Electric

Location & Zoning

Account Number	R0074347
Street Address	4311 E 109TH AVE
City	THORNTON
State	CO
Zip	80233-5401
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	SUB:GRANGE CREEK PHASE 1 PUD FILING NO 4 LOT:9
Legal Range	67W
Legal Township	02S
Legal Section	07
Legal Quarter	2
Legal Subdivision	GRANGE CREEK
Legal Lot Number	9
Jurisdiction	ADAMS CO
Township / Civil Division	WEST ADAMS
Census Block Group	2
Census Block	2008
Census Tract	8534

Owner

Source: Adams County records, as of January 21, 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 Record
Mailing Address	4311 E 109TH AVE, THORNTON, CO 80233-5401
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Individual(s)

Deeds, Mortgages & Sale History

Date	Document
Jun 2, 2022	Deed of Trust, Mortgage · Line of Credit BELLCO CU
Dec 8, 2021	Quit Claim Deed, Transfer · Conventional Mortgage THE MORTGAGE CO
May 31, 2018	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Dec 26, 2019	Warranty Deed, Transfer · FHA Mortgage MORTGAGE COMPANY INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 26, 2019 · Amount on Record
Deed Sale	Dec 26, 2019 · Amount on Record
Prior Sale	Jul 30, 2014 · Amount on Record
Deed Document Number	2019113761
Last Transfer Date	Dec 2, 2021
Transfer Doc	0000143320
Record Updated	Sep 20, 2026

June 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	4311 E 109TH AVE, THORNTON, CO 80233-5401
Transaction Type	Mortgage
Record Updated	Jun 8, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000049085
Date	Jun 2, 2022
Instrument	2022000049085

Lender

Name	BELLCO CU
Type	Credit Union
Address	ENGLEWOOD, CO 80111

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	239 Months
Due	May 26, 2042

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

December 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ADAMS CO
Recording Date	Dec 8, 2021
Property Address	4311 E 109TH AVE, THORNTON, CO 80233-5401
Document Number	0000143320
Instrument Date	Dec 2, 2021
Instrument	2021000143320
Transaction Type	Transfer
Record Updated	Dec 14, 2021
Title Company	NOT AVAILABLE, LEGENDS TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4311 E 109TH AVE, THORNTON, CO 80233-5401

Mortgage

Document Number	0000143321
Date	Dec 8, 2021
Instrument	2021000143321

Lender

Name	THE MORTGAGE CO
Type	Mortgage Company

Agreement

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

May 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ADAMS CO
Property Address	4311 E 109TH AVE, THORNTON, CO 80233-5401
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	NORTH AMERICAN TITLE INS CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000043942
Date	May 31, 2018
Instrument	2018000043942

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	TROY, MI 48083

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2048

December 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	ADAMS CO
Recording Date	Dec 26, 2019
Property Address	4311 E 109TH AVE, THORNTON, CO 80233-5401
Document Number	0000113761
Instrument Date	Dec 26, 2019
Instrument	2019000113761
Transaction Type	Transfer
Record Updated	Jan 27, 2022
Title Company	LAND TITLE GUARANTEE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$34.50
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	4311 E 109TH AVE, 4311, THORNTON, CO 80233-5401

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4311 E 109TH AVE, THORNTON, CO 80233-5401

Mortgage

Document Number	0000113762
Date	Dec 26, 2019
Instrument	2019000113762

Lender

Name	MORTGAGE COMPANY INC
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jan 1, 2050

Tax Assessment & Valuation

Source: Adams County assessment roll, as of January 21, 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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$1,229.00 (-59.93%)	$31,550 (-5.4%) Land $6,460 Building $25,090	$464,000 (-5.88%) Land $95,000 Building $369,000
2024	$3,067.00 (-15.7%)
2023	$3,638.00 (+14.94%)	$33,350 (+16.04%) Land $6,090 Building $27,260	$493,000 (+19.21%) Land $90,000 Building $403,000
2022	$3,165.00	$28,740 Land $11,400 Building $17,340	$413,550 Land $164,000 Building $249,550

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
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 98% of the US · lower than 99.2% 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 591 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Ting Fiber	2,000 / 2,000
Intrepid Fiber Networks Fiber	2,000 / 2,000
Xfinity Cable	1,200 / 35
Rise Broadband Fixed Wireless	300 / 60
CenturyLink DSL	140 / 20

May also be available: Aerux Broadband, T-Mobile, Verizon.

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