Boulder County property record for 369 Riverside Dr, Lyons, CO 80540 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 1,024 sqft · built 1949 |
| Lot Size | 0.32 acres (13,926 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $430,000 (Aug 2020) |
| Tax Bill | $3,204 (2025) |
| Deeds & Mortgages | Aug 2020 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 1199-34-4-11-007 |
| Primary APN | 1199-34-4-11-007 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Building Area | 1,024 sqft Living Area |
| 1st Floor Area | 640 sqft 1st Floor |
| Upper Floors Area | 384 sqft Upper Floors |
| Stories | 2 Stories |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 2005 |
| Architectural Style | A-Frame |
| Exterior Material | Logs |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 13,926 sqft (0.32 acres) |
| Patio Area | 395 sqft Patio |
| Heating Fuel | Electric |
|---|
| Account Number | R0053506 |
|---|---|
| Street Address | 369 RIVERSIDE DR |
| City | LYONS |
| State | CO |
| Zip | 80540 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 5 BLK 1 RIVERSIDE ARLINGTON |
| Legal Range | 72 |
| Legal Township | 3N |
| Legal Section | 34 |
| Legal Subdivision | RIVERSIDE ARLINGTON - MT |
| Legal Block | 1 |
| Legal Lot Number | 5 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | UPPER ST. VRAIN |
| Census Block Group | 1 |
| Census Block | 1047 |
| Census Tract | 13602 |
Source: Boulder County records · APN 1199-34-4-11-007
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 | 507 MAGNOLIA ST, DENVER, CO 80220-6013 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 26, 2020 · Amount on Record |
| Deed Sale | Aug 26, 2020 · Amount on Record |
| Prior Sale | Aug 25, 2015 · Amount on Record |
| Deed Document Number | 20203810080 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Aug 26, 2020 |
| Property Address | 369 RIVERSIDE DR, LYONS, CO 80540 |
| Document Number | 0003810080 |
| Instrument Date | Aug 26, 2020 |
| Instrument | 3810080 |
| Transaction Type | Transfer |
| Record Updated | Sep 24, 2020 |
| Title Company | HERITAGE TITLE COMPANY, HERITAGE TITLE CO. |
| Amount | Amount Recorded |
|---|---|
| Tax | $43.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 507 MAGNOLIA ST DENVER CO 802206013, DENVER, CO 80220-6013 |
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 | $35,516 (+8.8%) Land $3,876 Building $31,640 | $522,300 (-) Land $57,000 Building $465,300 | |
| 2025 | $3,204.00 (+5.53%) | $32,644 (-14.97%) Land $3,563 Building $29,081 | $522,300 (-8.85%) Land $57,000 Building $465,300 |
| 2023 | $3,036.00 (+10.32%) | $38,391 (+28.4%) Land $3,296 Building $35,095 | $573,000 (+33.19%) Land $49,200 Building $523,800 |
| 2022 | $2,752.00 | $29,899 Land $3,378 Building $26,521 | $430,200 Land $48,600 Building $381,600 |
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 57 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.
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