Boulder County property record for 57 Riverside Dr, Lyons, CO 80540 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1960 |
| Square Footage | 672 sqft Living Area |
| Lot Size | 5,148 sqft (0.118 acres) |
| Garage | Carport, 220 sqft |
| Last Sale | $165,000 (2001) |
| Tax Bill | $2,011.00 (2025) |
| Primary APN | 1199-34-4-08-004 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 5 Rooms |
| Building Area | 672 sqft Living Area |
| Gross Area | 960 sqft Gross Area |
| 1st Floor | 672 sqft 1st Floor |
| Basement Area | 288 sqft Basement |
| Stories | 1 Stories |
| Interior Structure | Paneling Interior Structure |
| Year Built | Built 1929 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Ranch Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Lot Area | 5,148 sqft (0.118 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Carport Garage |
| Garage Area | 220 sqft Garage |
| Carport | Carport |
| Carport Area | 220 sqft Carport |
| Deck Area | 120 sqft Deck |
| Patio Area | 428 sqft Patio |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0053677 |
|---|---|
| Street Address | 57 RIVERSIDE DR |
| City | LYONS |
| State | CO |
| Zip | 80540-8964 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 11 BLK 3 RIVERSIDE |
| Legal Range | 72 |
| Legal Township | 3N |
| Legal Section | 34 |
| Legal Subdivision | RIVERSIDE - MT |
| Legal Block | 3 |
| Legal Lot Number | 11 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | UPPER ST. VRAIN |
| Census Blockgroup | 1 |
| Census Block | 1047 |
| Census Tract | 13602 |
Source: Boulder County records · APN 1199-34-4-08-004
Assessment roll updated June 15, 2026 · Last verified June 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 4291 E 125TH AVE, THORNTON, CO 80241-2923 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 17, 2001 · Amount on Record |
| Deed Sale | Sep 17, 2001 · Amount on Record |
| Prior Sale | Sep 22, 1959 |
| Deed Doc Number | 20012197414 |
| Prior Transfer Date | Jul 31, 1996 |
| Prior Transfer Doc | 0001651702 |
| Record Refreshed | Sep 20, 2026 |
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Unified School District | St. Vrain Valley School District RE 1J (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 |
|---|---|---|---|
| 2026 | $22,290 (+8.8%) Land $1,652 Building $20,638 | $327,800 (-) Land $24,300 Building $303,500 | |
| 2025 | $2,011.00 (+15.84%) | $20,488 (-12.95%) Land $1,519 Building $18,969 | $327,800 (-6.69%) Land $24,300 Building $303,500 |
| 2023 | $1,736.00 (+6.31%) | $23,537 (+32.66%) Land $1,434 Building $22,103 | $351,300 (+37.6%) Land $21,400 Building $329,900 |
| 2022 | $1,633.00 | $17,743 Land $1,404 Building $16,339 | $255,300 Land $20,200 Building $235,100 |
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