Adams County property record for 12921 Roslyn St, Thornton, CO 80602
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,390 sqft · built 2005 |
| Lot Size | 0.189 acres (8,276 sqft) |
| Owner | Individual Name on File |
| Last Sale | $399,000 (May 2020) |
| Tax Bill | $1,298 (2025) |
| Deeds & Mortgages | Aug 2021 Mortgage May 2020 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | R0146870 |
| Primary APN | R0146870 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Plumbing Fixtures | 13 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,390 sqft Living Area |
| 1st Floor Area | 687 sqft |
| 2nd Floor Area | 703 sqft |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2005 |
|---|---|
| Architectural Style | Other |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Clay Tile |
| Lot Area | 8,276 sqft (0.189 acres) |
| Garage Type | Attached |
| Garage Area | 441 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air |
| Account Number | R0146870 |
|---|---|
| Old Parcel Number | 157128303008 |
| Street Address | 12921 ROSLYN ST |
| City | THORNTON |
| State | CO |
| Zip | 80602-8404 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SUB:THE VILLAGES AT RIVERDALE FILING NO 1 BLK:3 LOT:8 |
| Legal Range | 67W |
| Legal Township | 01S |
| Legal Section | 28 |
| Legal Quarter | SW |
| Legal Subdivision | THE VILLAGES AT RIVERDALE |
| Legal Block | 3 |
| Legal Lot Number | 8 |
| Jurisdiction | ADAMS CO |
| Township / Civil Division | BRIGHTON |
| Census Block Group | 5 |
| Census Block | 5034 |
| Census Tract | 8540 |
12921 Roslyn St is owned and occupied by an individual who bought it in May 2020.
Source: Adams County records, as of February 9, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 12921 ROSLYN ST, THORNTON, CO 80602-8404 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Aug 6, 2021 | Deed of Trust, Mortgage · FHA Mortgage UNITED WHOLESALE MORTGAGE |
| May 1, 2020 | Warranty Deed, Transfer · FHA Mortgage CASTLE & COOKE MORTGAGE LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 1, 2020 · Amount on File |
| Deed Sale | May 1, 2020 · Amount on File |
| Prior Sale | Apr 21, 2011 · Amount on File |
| Deed Document Number | 2020000040204 |
| Record Updated | Jun 8, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ADAMS CO |
| Property Address | 12921 ROSLYN ST, THORNTON, CO 80602-8404 |
| Transaction Type | Mortgage |
| Record Updated | Feb 10, 2026 |
| Name | Verified Name |
|---|
| Document Number | 0000093906 |
|---|---|
| Date | Aug 6, 2021 |
| Instrument | 2021000093906 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Address | PONTIAC, MI 48341 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 356 Months |
| Due | Apr 1, 2051 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | ADAMS CO |
| Recording Date | May 1, 2020 |
| Property Address | 12921 ROSLYN ST, THORNTON, CO 80602-8404 |
| Document Number | 0000040204 |
| Instrument Date | Apr 30, 2020 |
| Instrument | 2020000040204 |
| Transaction Type | Transfer |
| Record Updated | Jun 21, 2022 |
| Title Company | CHICAGO TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $39.90 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Severalty |
| Address | 12921 ROSLYN ST, THORNTON, CO 80602-8404 |
| Document Number | 0000040205 |
|---|---|
| Date | May 1, 2020 |
| Instrument | 2020000040205 |
| Name | CASTLE & COOKE MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | May 1, 2050 |
The 2025 property tax bill for 12921 Roslyn St was $1,298.
Source: Adams County assessment roll, as of August 25, 2025
| Type | Name |
|---|---|
| State | Colorado |
| County | Adams County |
| Municipality | Thornton City |
| Unified School District | School District 27J (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,298.00 | $30,630 Land $7,190 Building $23,440 | $490,000 Land $115,000 Building $375,000 |
| 2023 | $3,378.00 (+5.99%) | $34,770 (+6.98%) Land $7,100 Building $27,670 | $514,000 (+9.95%) Land $105,000 Building $409,000 |
| 2022 | $3,187.00 | $32,500 Land $14,600 Building $17,900 | $467,491 Land $210,000 Building $257,491 |
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.
FEMA maps place 12921 Roslyn St in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 12921 Roslyn St is low, with less than a 0.01% annual chance of wildfire.
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 289 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 |
| Verizon Fixed Wireless | 300 / 20 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
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