Boulder County property record for 3129 Riverside Dr, Lyons, CO 80540 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 1 Baths |
| Architecture Style | Ranch |
| Year Built | Built 1955 |
| Square Footage | 1,019 sqft Living Area |
| Lot Size | 9,795 sqft (0.225 acres) |
| Tax Bill | $2,339.00 (2025) |
| Primary APN | 1321-09-0-06-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 4 Rooms |
| Building Area | 1,019 sqft Living Area |
| 1st Floor | 1,019 sqft 1st Floor |
| Stories | 1 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1955 |
| Architectural Style | Ranch Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Lot Area | 9,795 sqft (0.225 acres) |
| Patio Area | 236 sqft Patio |
| Porch | Porch |
| Porch Area | 364 sqft Porch |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0053621 |
|---|---|
| Street Address | 3129 RIVERSIDE DR |
| City | LYONS |
| State | CO |
| Zip | 80540-8973 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOTS 11-12 HEATHERMEADE 3 2ND PLAT & SMALL TRACT ADJ TRACT 3816 |
| Legal Range | 72 |
| Legal Township | 2N |
| Legal Section | 09 |
| Legal Subdivision | HEATHERMEADE 3 - MT |
| Legal Tract | 3816 |
| Legal Block | 1 |
| 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 1321-09-0-06-005
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 | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 1968, LYONS, CO 80540-1968 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 1987866087 |
| 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 | $25,935 (+8.8%) Land $2,373 Building $23,562 | $381,400 (-) Land $34,900 Building $346,500 | |
| 2025 | $2,339.00 (+14.94%) | $23,837 (-11.57%) Land $2,181 Building $21,656 | $381,400 (-5.2%) Land $34,900 Building $346,500 |
| 2023 | $2,035.00 (+0.99%) | $26,955 (+23.13%) Land $1,997 Building $24,958 | $402,300 (+27.71%) Land $29,800 Building $372,500 |
| 2022 | $2,015.00 | $21,892 Land $2,043 Building $19,849 | $315,000 Land $29,400 Building $285,600 |
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