Adams County property record for 3721 E 100th Ct, Thornton, CO 80229 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2.5 Baths |
| Year Built | Built 2004 |
| Square Footage | 2,616 sqft Living Area |
| Lot Size | 6,550 sqft (0.15 acres) |
| Garage | Attached, 640 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $3,024.00 (2024) |
| Primary APN | 1719-13-1-12-018 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Partial Baths | 1 Partial Baths |
| Plumbing Fixtures | 13 Plumbing Fixtures |
| Total Rooms | 8 Rooms |
| Building Area | 2,616 sqft Living Area |
| Gross Area | 4,600 sqft Gross Area |
| 1st Floor | 1,344 sqft 1st Floor |
| 2nd Floor | 1,272 sqft 2nd Floor |
| Basement Area | 1,344 sqft Basement |
| Stories | 2 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2004 |
| Exterior Material | Aluminum/Vinyl Exterior |
| Construction Type | Frame Construction |
| Roof Construction | Gable Roof Construction |
| Roof Material | Composition Shingle Roof |
| Lot Area | 6,550 sqft (0.15 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 640 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Account Number | R0132183 |
|---|---|
| Street Address | 3721 E 100TH CT |
| City | THORNTON |
| State | CO |
| Zip | 80229-3553 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | SUB:RIVERDALE HEIGHTS AMENDMENT NO 2 BLK:12 LOT:9 |
| Legal Range | 68W |
| Legal Township | 02S |
| Legal Section | 13 |
| Legal Quarter | 1 |
| Legal Subdivision | RIVERDALE HEIGHTS AMENDMENT NO 2 |
| Legal Block | 12 |
| Legal Lot Number | 9 |
| Jurisdiction | ADAMS CO |
| Minor Civil Division | WEST ADAMS |
| Census Blockgroup | 1 |
| Census Block | 1011 |
| Census Tract | 9206 |
Source: Adams County records · APN 1719-13-1-12-018
Assessment roll updated January 21, 2026 · Last verified August 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 | 3721 E 100TH CT, THORNTON, CO 80229-3553 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 201313987 |
| Record Refreshed | Sep 20, 2026 |
Source: Adams County records · Assessment roll updated January 21, 2026 · Last verified August 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 and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,340.00 (-55.69%) | $41,210 (-3.31%) Land $7,820 Building $33,390 | $606,000 (-3.81%) Land $115,000 Building $491,000 |
| 2024 | $3,024.00 (-28.12%) | ||
| 2023 | $4,207.00 (+12.61%) | $42,620 (+13.71%) Land $5,950 Building $36,670 | $630,000 (+16.84%) Land $88,000 Building $542,000 |
| 2022 | $3,736.00 | $37,480 Land $12,240 Building $25,240 | $539,196 Land $176,000 Building $363,196 |
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