Adams County property record for 3425 E 143rd Ave, Thornton, CO 80602
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,527 sqft · built 2014 |
| Lot Size | 0.168 acres (7,344 sqft) |
| Owner | Individual Name on File |
| Last Sale | $505,906 (Apr 2015) |
| Tax Bill | $2,117 (2025) |
| Deeds & Mortgages | Sep 2022 Mortgage Sep 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | R0181209 |
| Primary APN | R0181209 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Plumbing Fixtures | 15 Plumbing Fixtures |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 3,527 sqft Living Area |
| 1st Floor Area | 1,840 sqft |
| 2nd Floor Area | 1,687 sqft |
| Basement Area | 1,840 sqft |
| Finished Basement | 1,112 sqft |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2014 |
|---|---|
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 7,344 sqft (0.168 acres) |
| Garage Type | Attached |
| Garage Area | 670 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
|---|---|
| Porch Area | 124 sqft |
| Deck Area | 220 sqft |
| Patio Area | 220 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air |
| Account Number | R0181209 |
|---|---|
| Street Address | 3425 E 143RD AVE |
| City | THORNTON |
| State | CO |
| Zip | 80602-8911 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | FALLBROOK SUBD FLG NO 2 AMND NO 1 BLK 2 LOT 29 |
| Legal Subdivision | FALLBROOK |
| Legal Block | 2 |
| Legal Lot Number | 29 |
| Jurisdiction | ADAMS CO |
| Township / Civil Division | WEST ADAMS |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 8544 |
Source: Adams County records · APN R0181209
Assessment roll updated August 25, 2025 · Last verified February 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 File |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 3425 E 143RD AVE, THORNTON, CO 80602-8911 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Sep 16, 2022 | Deed of Trust, Mortgage · Conventional Mortgage FIRSTBANK |
| Sep 01, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage AMERICAN PACIFIC MORTGAGE CORP |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 30, 2015 · Amount on Record |
| Deed Sale | Apr 30, 2015 · Amount on Record |
| Prior Sale | Apr 30, 2015 · Amount on Record |
| Deed Document Number | 0000031721 |
| Last Transfer Date | Sep 01, 2020 |
| Transfer Doc | 0000085429 |
| Record Updated | Jun 08, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ADAMS CO |
| Property Address | 3425 E 143RD AVE, THORNTON, CO 80602-8911 |
| Transaction Type | Mortgage |
| Record Updated | Sep 21, 2022 |
| Title Company | LAND TITLE GUARANTEE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 3425 E 143RD AVE, THORNTON, CO 80602-8911 |
| Document Number | 0000077658 |
|---|---|
| Date | Sep 16, 2022 |
| Instrument | 2022000077658 |
| Name | FIRSTBANK |
|---|---|
| Type | Bank |
| Address | DENVER, CO 80215 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 01, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.25% |
| Adjustable | Adjustable Rate Rider |
| Type Change Date | Oct 01, 2027 |
| Change Frequency | Annually |
| Min Rate At Change | 3.12% |
| Max Rate At Change | 6.25% |
| Index | 1-Year CMT |
| Max Rate | 9.25% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ADAMS CO |
| Recording Date | Sep 01, 2020 |
| Property Address | 3425 E 143RD AVE, THORNTON, CO 80602-8911 |
| Document Number | 0000085429 |
| Instrument Date | Aug 10, 2020 |
| Instrument | 2020000085429 |
| Transaction Type | Transfer |
| Record Updated | Jan 27, 2022 |
| Title Company | WFG NATIONAL TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 3425 E 143RD AVE, THORNTON, CO 80602-8911 |
| Document Number | 0000085430 |
|---|---|
| Date | Sep 01, 2020 |
| Instrument | 2020000085430 |
| Name | AMERICAN PACIFIC MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Sep 01, 2050 |
Source: Adams County records · Assessment roll updated August 25, 2025 · Last verified February 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Adams County |
| Municipality | Thornton City |
| Unified School District | Adams 12 Five Star Schools (PK - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $2,117.00 (-69.96%) | $49,940 (-10.52%) Land $9,380 Building $40,560 | $799,000 (-3.15%) Land $150,000 Building $649,000 |
| 2023 | $7,048.00 (+3.77%) | $55,810 (+4.75%) Land $10,150 Building $45,660 | $825,000 (+7.64%) Land $150,000 Building $675,000 |
| 2022 | $6,792.00 | $53,280 Land $20,860 Building $32,420 | $766,465 Land $300,000 Building $466,465 |
Source: FEMA National Flood Hazard Layer as of October 2, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Lumen Technologies DSL · Fiber in parts of the area | 140 / 20 |
May also be available: Aerux, Verizon, VFN Holdings.
Based on FCC filings for 205 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System 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 |
| 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.
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