Boulder County property record for 443 Park St, Lyons, CO 80540 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 1.5 Baths |
| Year Built | Built 1903 |
| Square Footage | 1,080 sqft Living Area |
| Lot Size | 9,133 sqft (0.21 acres) |
| Garage | Detached, 240 sqft |
| Last Sale | $289,750 (2006) |
| Tax Bill | $3,726.00 (2025) |
| Primary APN | 1203-18-4-25-006 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 4 Rooms |
| Building Area | 1,080 sqft Living Area |
| Gross Area | 2,286 sqft Gross Area |
| 1st Floor | 1,080 sqft 1st Floor |
| Basement Area | 1,080 sqft Basement |
| Stories | 1 Stories |
| Interior Structure | Plaster Interior Structure |
| Year Built | Built 1903 |
|---|---|
| Effective Year Built | Effective 1903 |
| Architectural Style | Ranch Style |
| Exterior Material | Combination Exterior |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Lot Area | 9,133 sqft (0.21 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Detached Garage |
| Garage Area | 240 sqft Garage |
| Porch | Enclosed Porch |
| Porch Area | 126 sqft Porch |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Hot Water Heating |
| Account Number | R0050239 |
|---|---|
| Street Address | 443 PARK ST |
| City | LYONS |
| State | CO |
| Zip | 80540-5053 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 8 & W 12 1/2 FT LOT 7 BLK 34 LYONS |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 18 |
| Legal Subdivision | LYONS - LY |
| Legal Block | 34 |
| Legal Lot Number | 8 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | LONGMONT |
| Census Blockgroup | 3 |
| Census Block | 3025 |
| Census Tract | 13601 |
Source: Boulder County records · APN 1203-18-4-25-006
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 Owner on File |
|---|---|
| Mailing Address | PO BOX 551, LYONS, CO 80540-0551 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 20062817504 |
| 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 |
| Municipality | Lyons Town |
| 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 | $29,798 (+8.8%) Land $4,522 Building $25,276 | $438,200 (-) Land $66,500 Building $371,700 | |
| 2025 | $3,726.00 (+18.55%) | $27,387 (-10.14%) Land $4,156 Building $23,231 | $438,200 (-3.67%) Land $66,500 Building $371,700 |
| 2023 | $3,143.00 (+8.68%) | $30,479 (+29.94%) Land $3,960 Building $26,519 | $454,900 (+34.79%) Land $59,100 Building $395,800 |
| 2022 | $2,892.00 | $23,457 Land $3,649 Building $19,808 | $337,500 Land $52,500 Building $285,000 |
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