Boulder County property record for 513 Riverside Dr, Lyons, CO 80540 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 1 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1920 |
| Square Footage | 660 sqft Living Area |
| Lot Size | 4,702 sqft (0.108 acres) |
| Last Sale | $25,000 (1992) |
| Tax Bill | $1,629.00 (2025) |
| Primary APN | 1199-34-3-00-014 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 1 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 3 Rooms |
| Building Area | 660 sqft Living Area |
| 1st Floor | 220 sqft 1st Floor |
| Upper Floors | 440 sqft Upper Floors |
| Stories | 2 Stories |
| Interior Structure | Paneling Interior Structure |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Exterior Material | Logs Exterior |
| Construction Type | Frame Construction |
| Lot Area | 4,702 sqft (0.108 acres) |
| Deck Area | 161 sqft Deck |
| Account Number | R0053686 |
|---|---|
| Street Address | 513 RIVERSIDE DR |
| City | LYONS |
| State | CO |
| Zip | 80540 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | .16 ACS S & E OF OLD HWY NO 7 TR 1 34-3N-72 |
| Legal Range | 72 |
| Legal Township | 3N |
| Legal Section | 34 |
| Legal Subdivision | TR, NBR 961 ST VRAIN AREA |
| Legal Tract | 1 |
| Legal Block | 1 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | UPPER ST. VRAIN |
| Census Blockgroup | 1 |
| Census Block | 1047 |
| Census Tract | 13602 |
Source: Boulder County records · APN 1199-34-3-00-014
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 | 9482 SIERRA DR, ARVADA, CO 80005-4061 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 19921222484 |
| 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 and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $18,056 (+8.8%) Land $1,979 Building $16,077 | $265,531 (-) Land $29,100 Building $236,431 | |
| 2025 | $1,629.00 (+19.78%) | $16,596 (-13.74%) Land $1,819 Building $14,777 | $265,531 (-7.53%) Land $29,100 Building $236,431 |
| 2023 | $1,360.00 (-3.55%) | $19,239 (+25.52%) Land $1,688 Building $17,551 | $287,160 (+30.22%) Land $25,200 Building $261,960 |
| 2022 | $1,410.00 | $15,327 Land $1,724 Building $13,603 | $220,520 Land $24,800 Building $195,720 |
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