Boulder County property record for 415 Prospect St, Lyons, CO 80540 · Last verified June 2026
| Property Type | Other > Exempt (Full or Partial) |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 1 Baths |
| Architecture Style | Ranch |
| Year Built | Built 1960 |
| Square Footage | 934 sqft Living Area |
| Lot Size | 7,013 sqft (0.161 acres) |
| Garage | 576 sqft |
| Last Sale | $180,720 (2016) |
| Primary APN | 1203-18-4-33-002 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 4 Rooms |
| Building Area | 934 sqft Living Area |
| 1st Floor | 934 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | Ranch Style |
| Exterior Material | Wood Exterior |
| Construction Type | Frame Construction |
| Lot Area | 7,013 sqft (0.161 acres) |
| Parking Spaces | 3 Parking Spaces |
| Garage Area | 576 sqft Garage |
| Porch | Porch |
| Porch Area | 160 sqft Porch |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0050202 |
|---|---|
| Street Address | 415 PROSPECT ST |
| City | LYONS |
| State | CO |
| Zip | 80540-5068 |
| Property Usage | Other Property Usage |
| Type | Other > Exempt (Full or Partial) |
| Legal Description | LOT 3 BLK 35 LYONS |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 18 |
| Legal Subdivision | LYONS - LY |
| Legal Block | 35 |
| Legal Lot Number | 3 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | LONGMONT |
| Census Blockgroup | 3 |
| Census Block | 3027 |
| Census Tract | 13601 |
Source: Boulder County records · APN 1203-18-4-33-002
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 | Company Name on File |
|---|---|
| Mailing Address | PO BOX 49, LYONS, CO 80540-0049 |
| Owner Type | Owner is a Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 28, 2016 · Amount on Record |
| Deed Sale | Jan 28, 2016 · Amount on Record |
| Prior Sale | Apr 10, 2003 · Amount on Record |
| Deed Doc Number | 20163498336 |
| 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 | $16,374 (+8.8%) Land $16,374 | $240,800 (-) Land $240,800 | |
| 2025 | Additional exemption filed | $15,050 (+106.56%) Land $15,050 | $240,800 (+121.42%) Land $240,800 |
| 2023 | Additional exemption filed | $7,286 Land $7,286 | $108,751 Land $108,751 |
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