Adams County property record for 4123 E 129th Cir, Thornton, CO 80241 · Last verified April 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2.5 Baths |
| Year Built | Built 1989 |
| Square Footage | 1,617 sqft Living Area |
| Lot Size | 5,673 sqft (0.13 acres) |
| Garage | Attached, 400 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $3,305.00 (2024) |
| Primary APN | 1571-30-3-19-033 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Partial Baths | 1 Partial Baths |
| Plumbing Fixtures | 12 Plumbing Fixtures |
| Total Rooms | 7 Rooms |
| Building Area | 1,617 sqft Living Area |
| Gross Area | 2,609 sqft Gross Area |
| 1st Floor | 872 sqft 1st Floor |
| 2nd Floor | 745 sqft 2nd Floor |
| Basement Area | 592 sqft Basement |
| Stories | 2 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Architectural Style | Split Level Style |
| Exterior Material | Aluminum/Vinyl Exterior |
| Construction Type | Frame Construction |
| Roof Construction | Gable Roof Construction |
| Roof Material | Composition Shingle Roof |
| Lot Area | 5,673 sqft (0.13 acres) |
| Depth X Width | 93 ft x 61 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 400 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Account Number | R0010386 |
|---|---|
| Street Address | 4123 E 129TH CIR |
| City | THORNTON |
| State | CO |
| Zip | 80241-2277 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | SUB:COUNTRY HILLS NO 2 BLK:1 LOT:53 |
| Legal Range | 67W |
| Legal Township | 01S |
| Legal Section | 30 |
| Legal Quarter | 3 |
| Legal Subdivision | COUNTRY HILLS NO 2 |
| Legal Block | 1 |
| Legal Lot Number | 53 |
| Jurisdiction | ADAMS CO |
| Minor Civil Division | WEST ADAMS |
| Census Blockgroup | 4 |
| Census Block | 4007 |
| Census Tract | 8524 |
Source: Adams County records · APN 1571-30-3-19-033
Assessment roll updated January 21, 2026 · Last verified April 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individuals Owners |
|---|---|
| Mailing Address | 4123 E 129TH CIR, DENVER, CO 80241-2277 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Sep 09, 2003 |
| Transfer Doc | 00C1212751 |
| Record Refreshed | Jun 08, 2026 |
Source: Adams County records · Assessment roll updated January 21, 2026 · Last verified April 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 and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,338.00 (-59.52%) | $34,340 (-3.67%) Land $9,320 Building $25,020 | $505,000 (-4.17%) Land $137,000 Building $368,000 |
| 2024 | $3,305.00 (-15.04%) | ||
| 2023 | $3,890.00 (+8.66%) | $35,650 (+9.69%) Land $6,830 Building $28,820 | $527,000 (+12.69%) Land $101,000 Building $426,000 |
| 2022 | $3,580.00 | $32,500 Land $14,040 Building $18,460 | $467,651 Land $202,000 Building $265,651 |
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