Boulder County property record for 3139 Riverside Dr, Lyons, CO 80540 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 1.5 Baths |
| Architecture Style | A-Frame |
| Year Built | Built 1970 |
| Square Footage | 1,216 sqft Living Area |
| Lot Size | 7,649 sqft (0.176 acres) |
| Tax Bill | $2,468.00 (2025) |
Source: Boulder County records · APN 1321-09-0-07-004
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 | Company Name on File |
|---|---|
| Mailing Address | 4555 BUCKLICK CREEK RD, NEW HAVEN, MO 63068-2690 |
| Owner Type | Owner is a Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 03, 1948 |
| Deed Sale | Nov 03, 1948 |
| Deed Doc Number | 1948470521 |
| Last Transfer Date | Feb 24, 2012 |
| Transfer Doc | 0003208792 |
| 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 | $27,356 (+8.8%) Land $2,094 Building $25,262 | $402,300 (-) Land $30,800 Building $371,500 | |
| 2025 | $2,468.00 (+27.81%) | $25,144 (-2.4%) Land $1,925 Building $23,219 | $402,300 (+4.63%) Land $30,800 Building $371,500 |
| 2023 | $1,931.00 (+1.36%) | $25,762 (+24.43%) Land $1,575 Building $24,187 | $384,500 (+29.07%) Land $23,500 Building $361,000 |
| 2022 | $1,905.00 | $20,704 Land $1,619 Building $19,085 | $297,900 Land $23,300 Building $274,600 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Extreme above 98% of the US · above 99% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 66 per year |
| Exposure | Direct burnable vegetation at the parcel |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 1321-09-0-07-004 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 5 Rooms |
| Building Area | 1,216 sqft Living Area |
| 1st Floor | 768 sqft 1st Floor |
| Upper Floors | 448 sqft Upper Floors |
| Stories | 2 Stories |
| Interior Structure | Paneling Interior Structure |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | A-Frame Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Lot Area | 7,649 sqft (0.176 acres) |
| Account Number | R0053547 |
|---|---|
| Street Address | 3139 RIVERSIDE DR |
| City | LYONS |
| State | CO |
| Zip | 80540-8973 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 6 BLK 1 HEATHERMEADE 3 2ND PLAT |
| Legal Range | 72 |
| Legal Township | 2N |
| Legal Section | 09 |
| Legal Subdivision | HEATHERMEADE 3 - MT |
| Legal Block | 1 |
| Legal Lot Number | 6 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | UPPER ST. VRAIN |
| Census Blockgroup | 1 |
| Census Block | 1047 |
| Census Tract | 13602 |
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