Boulder County property record for 457 Old Saint Vrain Rd, Lyons, CO 80540
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.75 ba · 1,530 sqft · built 1920 |
| Lot Size | 1.6 acres (70,129 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $4,257 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1203-19-0-00-007 |
| Primary APN | 1203-19-0-00-007 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,530 sqft Living Area |
| Gross Area | 2,556 sqft |
| 1st Floor Area | 1,026 sqft |
| Upper Floors Area | 504 sqft |
| Basement Area | 900 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 70,129 sqft |
| Porch | Enclosed Porch |
|---|---|
| Porch Area | 126 sqft |
| Shed | 1 Shed |
| Total Buildings | 2 Buildings |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0051181 |
|---|---|
| Street Address | 457 OLD SAINT VRAIN RD |
| City | LYONS |
| State | CO |
| Zip | 80540-8823 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR |
| Legal Description | 1 1/2 AC IN SE 1/4 NW 1/4 TO BO CO 19-3N-70 |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 19 |
| Legal Subdivision | TR, NBR 962 LYONS AREA |
| Legal Block | 1 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | LONGMONT |
| Census Block Group | 1 |
| Census Block | 1058 |
| Census Tract | 13601 |
Source: Boulder County records, as of September 18, 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 Record |
|---|---|
| Mailing Address | 457 OLD SAINT VRAIN RD, LYONS, CO 80540-8823 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 29, 1980 |
| Deed Sale | Jul 29, 1980 |
| Prior Sale | Aug 21, 1973 · Amount on Record |
| Deed Document Number | 1980405256 |
| Record Updated | Oct 29, 2026 |
Source: Boulder County assessment roll, as of September 18, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Unified School District | St. Vrain Valley School District RE 1J (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $41,004 (-2.08%) Land $9,465 Building $31,539 | $670,000 (-) Land $206,200 Building $463,800 | |
| 2025 | $4,257.00 (+21.46%) | $41,876 (-6.31%) Land $12,888 Building $28,988 | $670,000 (+0.43%) Land $206,200 Building $463,800 |
| 2023 | $3,505.00 (+22.13%) | $44,696 (+30.71%) Land $11,785 Building $32,911 | $667,100 (+35.59%) Land $175,900 Building $491,200 |
| 2022 | $2,870.00 | $34,194 Land $10,856 Building $23,338 | $492,000 Land $156,200 Building $335,800 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 11 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 11 in force |
| Nearby Flood Claims | 16 (2004–2013) |
| Claims Outside the SFHA | 10 of 16 |
| Most Recent Claim | Sep 2013 · Severe Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 89% of the US · above 93% of Colorado |
|---|---|
| Wildfire Likelihood | 1% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 7 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| Lyons Communications Fixed Wireless · not low latency | 200 / 30 |
| Rise Broadband Fixed Wireless | 100 / 20 |
| CenturyLink DSL | 10 / 1 |
May also be available: T-Mobile, Verizon.
5G and 4G LTE (outdoors only)
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