Boulder County property record for 3566 Riverside Dr, Lyons, CO 80540 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,204 sqft · built 1955 |
| Lot Size | 0.986 acres (42,945 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $300,000 (Jan 2006) |
| Tax Bill | $3,198 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1321-08-0-03-005 |
| Primary APN | 1321-08-0-03-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,204 sqft Living Area |
| 1st Floor Area | 692 sqft |
| Upper Floors Area | 512 sqft |
| Interior Walls | Paneling |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 42,945 sqft (0.986 acres) |
| Porch | Porch |
| Porch Area | 136 sqft |
| Deck Area | 480 sqft |
| Heating System | Floor/Wall Furnace |
|---|
| Account Number | R0053464 |
|---|---|
| Street Address | 3566 RIVERSIDE DR |
| City | LYONS |
| State | CO |
| Zip | 80540-8979 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOTS 19-22 INC ALPINE NE 1/4 SE 1/4 8-2N-72 |
| Legal Range | 72 |
| Legal Township | 2N |
| Legal Section | 08 |
| Legal Subdivision | ALPINE - MT |
| Legal Block | 1 |
| Legal Lot Number | 19 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | UPPER ST. VRAIN |
| Census Block Group | 1 |
| Census Block | 1064 |
| Census Tract | 13602 |
Source: Boulder County records · APN 1321-08-0-03-005
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 8407 SAILING LOOP, LAKEWOOD RANCH, FL 34202-2232 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jan 05, 2006 · Amount on Record |
| Deed Sale | Jan 05, 2006 · Amount on Record |
| Prior Sale | Jul 11, 2002 · Amount on Record |
| Deed Document Number | 20062748993 |
| Record Updated | 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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $35,455 (+8.8%) Land $5,005 Building $30,450 | $521,400 (-) Land $73,600 Building $447,800 | |
| 2025 | $3,198.00 (+21.64%) | $32,588 (-3.42%) Land $4,600 Building $27,988 | $521,400 (+3.53%) Land $73,600 Building $447,800 |
| 2023 | $2,629.00 (+4.91%) | $33,741 (+23.91%) Land $3,839 Building $29,902 | $503,600 (+28.53%) Land $57,300 Building $446,300 |
| 2022 | $2,506.00 | $27,230 Land $3,829 Building $23,401 | $391,800 Land $55,100 Building $336,700 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130136021, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Cost | Premium on Record median of 26 individual NFIP policies nearby |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 26 in force 14 of 26 on primary residences |
| Nearby Flood Claims | 19 (1995–2013) |
| Claims Outside the SFHA | 4 of 19 |
| Most Recent Claim | Sep 2013, rainfall accumulation, Severe Storms, Flooding, Landslides, And Mudslides |
| Flood Events |
|
| Wildfire Risk | Extreme above 97% of the US · above 99% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 69 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; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
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