Boulder County property record for 175 Riverside Dr, Lyons, CO 80540 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1965 |
| Square Footage | 2,040 sqft Living Area |
| Lot Size | 14,268 sqft (0.328 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $315,000 (2001) |
| Tax Bill | $2,764.00 (2025) |
| Primary APN | 1199-34-4-09-008 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 2,040 sqft Living Area |
| Gross Area | 2,352 sqft Gross Area |
| 1st Floor | 1,400 sqft 1st Floor |
| Upper Floors | 320 sqft Upper Floors |
| Basement Area | 528 sqft Basement |
| Finished Basement | 320 sqft Finished |
| Unfinished Basement | 208 sqft Unfinished |
| Stories | 2 Stories |
| Interior Structure | Unfinished Interior Structure |
| Year Built | Built 1935 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | A-Frame Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Lot Area | 14,268 sqft (0.328 acres) |
| Total Buildings | 2 Total Buildings |
|---|---|
| Deck Area | 287 sqft Deck |
| Porch | Enclosed Porch |
| Porch Area | 104 sqft Porch |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0053680 |
|---|---|
| Street Address | 175 RIVERSIDE DR |
| City | LYONS |
| State | CO |
| Zip | 80540-8964 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOTS 10-12 BLK 4 RIVERSIDE |
| Legal Range | 72 |
| Legal Township | 3N |
| Legal Section | 34 |
| Legal Subdivision | RIVERSIDE - MT |
| Legal Block | 4 |
| Legal Lot Number | 10 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | UPPER ST. VRAIN |
| Census Blockgroup | 1 |
| Census Block | 1047 |
| Census Tract | 13602 |
Source: Boulder County records · APN 1199-34-4-09-008
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 | 175 RIVERSIDE DR, LYONS, CO 80540-8964 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 31, 2001 · Amount on Record |
| Deed Sale | Jul 31, 2001 · Amount on Record |
| Prior Sale | Aug 22, 1995 · Amount on Record |
| Deed Doc Number | 20012178925 |
| Last Transfer Date | Jun 25, 2015 |
| Transfer Doc | 0003457722 |
| 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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $30,644 (+8.8%) Land $2,863 Building $27,781 | $450,651 (-) Land $42,100 Building $408,551 | |
| 2025 | $2,764.00 (+10.43%) | $28,165 (-12.8%) Land $2,631 Building $25,534 | $450,651 (-6.51%) Land $42,100 Building $408,551 |
| 2023 | $2,503.00 (+5.39%) | $32,298 (+25.14%) Land $2,412 Building $29,886 | $482,054 (+29.81%) Land $36,000 Building $446,054 |
| 2022 | $2,375.00 | $25,810 Land $2,467 Building $23,343 | $371,360 Land $35,500 Building $335,860 |
175 Riverside Dr is in FEMA Zone X, outside the Special Flood Hazard Area, with direct wildfire exposure (Extreme risk).
Source: FEMA National Flood Hazard Layer · Boulder County (08013C), updated October 14, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Extreme 98th percentile of exposed land nationally · 99th in Colorado |
|---|---|
| Wildfire Likelihood | Extreme — 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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