Adams County property record for 3869 E 133rd Cir, Thornton, CO 80241
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,090 sqft · built 1979 |
| Lot Size | 0.2 acres (8,712 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $270,950 (Mar 2005) |
| Tax Bill | $1,189 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R0015658 |
| Primary APN | R0015658 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Plumbing Fixtures | 12 Plumbing Fixtures |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,090 sqft Living Area |
| 1st Floor Area | 2,090 sqft |
| Basement Area | 1,010 sqft |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1979 |
|---|---|
| Architectural Style | Ranch |
| Exterior Material | Brick/Stone |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 8,712 sqft (0.2 acres) |
| Lot Dimensions | 124 ft deep x 72 ft wide |
| Garage Type | Attached |
| Garage Area | 480 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 324 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air |
| Account Number | R0015658 |
|---|---|
| Old Parcel Number | 157325112012 |
| Street Address | 3869 E 133RD CIR |
| City | THORNTON |
| State | CO |
| Zip | 80241-1455 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUB:SUMMIT GROVE BLK:8 LOT:40 |
| Legal Range | 68W |
| Legal Township | 01S |
| Legal Section | 25 |
| Legal Quarter | NE |
| Legal Subdivision | SUMMIT GROVE |
| Legal Block | 8 |
| Legal Lot Number | 40 |
| Jurisdiction | ADAMS CO |
| Township / Civil Division | WEST ADAMS |
| Census Block Group | 5 |
| Census Block | 5002 |
| Census Tract | 8545 |
Source: Adams County records, as of February 9, 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 |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 3869 E 133RD CIR, THORNTON, CO 80241-1455 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 2, 2005 · Amount on Record |
| Deed Sale | Mar 2, 2005 · Amount on Record |
| Prior Sale | Oct 27, 1998 · Amount on Record |
| Deed Document Number | 20050302000215110 |
| Record Updated | Jun 8, 2026 |
Source: Adams County assessment roll, as of August 25, 2025
| 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 | $1,189.00 (-72.65%) | $28,060 (-29.59%) Land $5,620 Building $22,440 | $549,000 (-6.79%) Land $110,000 Building $439,000 |
| 2023 | $4,347.00 (+7.81%) | $39,850 (+8.85%) Land $6,900 Building $32,950 | $589,000 (+11.82%) Land $102,000 Building $487,000 |
| 2022 | $4,032.00 | $36,610 Land $14,180 Building $22,430 | $526,742 Land $204,000 Building $322,742 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 1 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; 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 702 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Rise Broadband Fixed Wireless | 500 / 100 |
| CenturyLink DSL | 140 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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