Adams County property record for 3645 E 89th Ave, Thornton, CO 80229 · Last verified February 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1977 |
| Square Footage | 960 sqft Living Area |
| Lot Size | 6,970 sqft (0.16 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $193,000 (2002) |
| Tax Bill | $1,020.00 (2025) |
| Primary APN | R0054632 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Baths |
| Plumbing Fixtures | 6 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Building Area | 960 sqft Living Area |
| 1st Floor | 960 sqft 1st Floor |
| Basement Area | 960 sqft Basement |
| Stories | 1 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Fireplace | Fireplace |
| Year Built | Built 1977 |
|---|---|
| Architectural Style | Ranch Style |
| Exterior Material | Aluminum/Vinyl Exterior |
| Construction Type | Frame Construction |
| Roof Construction | Gable Roof Construction |
| Roof Material | Composition Shingle Roof |
| Lot Area | 6,970 sqft (0.16 acres) |
| Depth X Width | 100 ft x 70 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 456 sqft Garage |
| Porch | Porch |
| Porch Area | 160 sqft Porch |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air Heating |
| Account Number | R0054632 |
|---|---|
| Old Parcel Number | 171924416004 |
| Street Address | 3645 E 89TH AVE |
| City | THORNTON |
| State | CO |
| Zip | 80229-4014 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | SUB:THORNTON VALLEY EAST #4 RESUBD LOT:60 |
| Legal Range | 68W |
| Legal Township | 02S |
| Legal Section | 24 |
| Legal Quarter | SE |
| Legal Subdivision | THORNTON VALLEY EAST #4 RESUBD |
| Legal Block | 16 |
| Legal Lot Number | 60 |
| Jurisdiction | ADAMS CO |
| Minor Civil Division | WEST ADAMS |
| Census Blockgroup | 2 |
| Census Block | 2029 |
| Census Tract | 9104 |
Source: Adams County records · APN R0054632
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 Owner on File |
|---|---|
| Mailing Address | 3645 E 89TH AVE, THORNTON, CO 80229-4014 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 00C1044392 |
| Last Transfer Date | Jun 11, 2007 |
| Transfer Doc | 0000056468 |
| Record Refreshed | Jun 08, 2026 |
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 | Mapleton School District 1 (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 | $1,020.00 (-62.28%) | $24,070 (-12.12%) Land $5,630 Building $18,440 | $385,000 (-4.94%) Land $90,000 Building $295,000 |
| 2023 | $2,704.00 (+0.22%) | $27,390 (+1.18%) Land $5,610 Building $21,780 | $405,000 (+3.99%) Land $83,000 Building $322,000 |
| 2022 | $2,698.00 | $27,070 Land $11,540 Building $15,530 | $389,444 Land $166,000 Building $223,444 |
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