Adams County property record for 4105 E 139th Ave, Thornton, CO 80602
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 4,192 sqft · built 2006 |
| Lot Size | 0.228 acres (9,930 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $507,400 (Oct 2016) |
| Tax Bill | $2,096 (2025) |
| Deeds & Mortgages | Jan 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1571-19-3-05-002 |
| Primary APN | 1571-19-3-05-002 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 17 Plumbing Fixtures |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 4,192 sqft Living Area |
| Gross Area | 5,336 sqft |
| 1st Floor Area | 1,506 sqft |
| 2nd Floor Area | 1,686 sqft |
| Basement Area | 1,506 sqft |
| Finished Basement | 1,000 sqft |
| Unfinished Basement | 506 sqft |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2006 |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 9,930 sqft (0.228 acres) |
| Garage Type | Attached |
| Garage Area | 638 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 144 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0157144 |
|---|---|
| Street Address | 4105 E 139TH AVE |
| City | THORNTON |
| State | CO |
| Zip | 80602-7046 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUB:HOMESTEAD HILLS SUBD FILING NO 3 BLK:4 LOT:12 |
| Legal Range | 67W |
| Legal Township | 01S |
| Legal Section | 19 |
| Legal Quarter | 3 |
| Legal Subdivision | HOMESTEAD HILLS SUBD FILING NO 3 |
| Legal Block | 4 |
| Legal Lot Number | 12 |
| Jurisdiction | ADAMS CO |
| Township / Civil Division | WEST ADAMS |
| Census Block Group | 5 |
| Census Block | 5015 |
| Census Tract | 8524 |
Source: Adams County records, as of May 22, 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 | 4105 E 139TH AVE, THORNTON, CO 80602-7046 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 27, 2016 · Amount on Record |
| Deed Sale | Oct 27, 2016 · Amount on Record |
| Prior Sale | Dec 7, 2006 · Amount on Record |
| Deed Document Number | 201692228 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ADAMS CO |
| Property Address | 4105 E 139TH AVE, THORNTON, CO 80602-7046 |
| Document Number | 0000009025 |
| Instrument Date | Jan 25, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Feb 7, 2017 |
| Title Company | LAND TITLE GUARANTEE |
| Name | Verified Name |
|---|---|
| Address | 4105 E 139TH AVE THORNTON CO 806027046, THORNTON, CO 80602-7046 |
| Document Number | 0000009025 |
|---|---|
| Date | Jan 30, 2017 |
| Instrument | 9025 |
| Name | BANK OF CO |
|---|---|
| Type | Bank |
| Address | JOHNSTOWN, CO 80534 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 29, 2047 |
Source: Adams County assessment roll, as of January 21, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Adams County |
| Municipality | Thornton City |
| Unified School District | Adams 12 Five Star Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,096.00 (-60.73%) | $53,790 (-2.68%) Land $9,790 Building $44,000 | $791,000 (-3.18%) Land $144,000 Building $647,000 |
| 2024 | $5,337.00 (-11.49%) | ||
| 2023 | $6,030.00 (+15.08%) | $55,270 (+16.19%) Land $8,860 Building $46,410 | $817,000 (+19.34%) Land $131,000 Building $686,000 |
| 2022 | $5,240.00 | $47,570 Land $18,200 Building $29,370 | $684,624 Land $262,000 Building $422,624 |
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.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 494 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| CenturyLink Fiber · DSL in parts of the area | 8,000 / 8,000 |
| Xfinity Cable | 2,000 / 250 |
| Rise Broadband Fixed Wireless | 500 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Aerux Broadband.
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