Boulder County property record for 209 Welch Ct, Lyons, CO 80540
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.25 ba · 3,826 sqft · built 1996 |
| Lot Size | 0.455 acres (19,823 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,000,000 (Oct 2024) |
| Tax Bill | $9,435 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1203-19-1-18-006 |
| Primary APN | 1203-19-1-18-006 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 3,826 sqft Living Area |
| Gross Area | 4,564 sqft |
| 1st Floor Area | 1,316 sqft |
| Upper Floors Area | 1,194 sqft |
| Basement Area | 1,316 sqft |
| Finished Basement | 1,316 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1996 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 19,823 sqft (0.455 acres) |
| Garage Type | Attached |
| Garage Area | 738 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Porch |
| Porch Area | 66 sqft |
| Deck Area | 454 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0115482 |
|---|---|
| Street Address | 209 WELCH CT |
| City | LYONS |
| State | CO |
| Zip | 80540 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 21 BLK 1 LYONS VALLEY PARK 4 |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 19 |
| Legal Subdivision | LYONS VALLEY PARK FLG 4 - LY |
| Legal Block | 1 |
| Legal Lot Number | 21 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | LONGMONT |
| Census Block Group | 1 |
| Census Block | 1050 |
| Census Tract | 13601 |
Source: Boulder County records · APN 1203-19-1-18-006
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 | PO BOX 287, LYONS, CO 80540-0287 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 15, 2024 · Amount on Record |
| Deed Sale | Oct 15, 2024 · Amount on Record |
| Prior Sale | Aug 22, 2013 · Amount on Record |
| Deed Document Number | 20244063600 |
| Prior Transfer Date | Dec 27, 1996 |
| Prior Transfer Doc | 0001668827 |
| 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 |
| Municipality | Lyons Town |
| 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 | $75,446 (+8.8%) Land $7,378 Building $68,068 | $1,109,500 (-) Land $108,500 Building $1,001,000 | |
| 2025 | $9,435.00 (+12.79%) | $69,344 (-7.53%) Land $6,781 Building $62,563 | $1,109,500 (-0.88%) Land $108,500 Building $1,001,000 |
| 2023 | $8,365.00 (+24.79%) | $74,993 (+37.93%) Land $6,305 Building $68,688 | $1,119,300 (+43.08%) Land $94,100 Building $1,025,200 |
| 2022 | $6,703.00 | $54,370 Land $5,769 Building $48,601 | $782,300 Land $83,000 Building $699,300 |
Source: FEMA National Flood Hazard Layer as of October 14, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| 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 |
|
| Wildfire Risk | High above 78% of the US · above 80% of Colorado |
|---|---|
| Wildfire Likelihood | 0.4% annual chance |
| Exposure | Indirect within ember reach |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Z3N Cable · Fixed Wireless · Fiber in parts of the area | 1,000 / 100 |
| Verizon Fixed Wireless | 300 / 20 |
| Lumen Technologies DSL | 140 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| JAB Wireless Fixed Wireless | 100 / 20 |
Based on FCC filings for 210 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | TOWN OF LYONS serves 2,990 people |
|---|---|
| Water Source | Purchased surface water from CITY OF LONGMONT |
| Last State Inspection | Nov 2022 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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