Adams County property record for 4305 E 139th Ave, Thornton, CO 80602
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.5 ba · 4,073 sqft · built 2006 |
| Lot Size | 0.179 acres (7,804 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $411,722 (Mar 2006) |
| Tax Bill | $5,954 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1571-19-3-06-002 |
| Primary APN | 1571-19-3-06-002 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Plumbing Fixtures | 20 Plumbing Fixtures |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 4,073 sqft Living Area |
| Gross Area | 4,789 sqft |
| 1st Floor Area | 1,609 sqft |
| 2nd Floor Area | 1,491 sqft |
| Basement Area | 973 sqft |
| Interior Walls | Wallboard/Drywall |
| 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 | 7,804 sqft (0.179 acres) |
| Garage Type | Attached |
| Garage Area | 716 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0157160 |
|---|---|
| Street Address | 4305 E 139TH AVE |
| City | THORNTON |
| State | CO |
| Zip | 80602-7026 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUB:HOMESTEAD HILLS SUBD FILING NO 3 BLK:5 LOT:7 |
| Legal Range | 67W |
| Legal Township | 01S |
| Legal Section | 19 |
| Legal Quarter | 3 |
| Legal Subdivision | HOMESTEAD HILLS SUBD FILING NO 3 |
| Legal Block | 5 |
| Legal Lot Number | 7 |
| Jurisdiction | ADAMS CO |
| Township / Civil Division | WEST ADAMS |
| Census Block Group | 5 |
| Census Block | 5014 |
| Census Tract | 8524 |
Source: Adams County records, as of August 12, 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 Record |
|---|---|
| Mailing Address | 4305 E 139TH AVE, THORNTON, CO 80602-7026 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 24, 2006 · Amount on Record |
| Deed Sale | Mar 24, 2006 · Amount on Record |
| Deed Document Number | 2006301240 |
| Record Updated | Sep 20, 2026 |
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 | $5,954.00 (-0.3%) | $52,900 (-3.34%) Land $9,790 Building $43,110 | $778,000 (-3.83%) Land $144,000 Building $634,000 |
| 2023 | $5,972.00 (+14.58%) | $54,730 (+15.66%) Land $8,860 Building $45,870 | $809,000 (+18.8%) Land $131,000 Building $678,000 |
| 2022 | $5,212.00 | $47,320 Land $18,200 Building $29,120 | $680,974 Land $262,000 Building $418,974 |
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 | Low lower than 99.1% of the US · lower than 99.6% 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.
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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