Boulder County property record for 203 Welch Dr, Lyons, CO 80540 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 2,041 sqft · built 1993 |
| Lot Size | 0.144 acres (6,258 sqft) |
| Owner | Individual Name on File |
| Last Sale | $700,000 (Nov 2021) |
| Tax Bill | $6,798 (2025) |
| Deeds & Mortgages | Sep 2020 Mortgage Nov 2021 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (moderate risk) |
| APN | 1203-19-1-16-002 |
| Primary APN | 1203-19-1-16-002 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,041 sqft Living Area |
| Gross Area | 2,533 sqft |
| 1st Floor Area | 732 sqft |
| Upper Floors Area | 667 sqft |
| Basement Area | 714 sqft |
| Finished Basement | 642 sqft |
| Unfinished Basement | 72 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1993 |
|---|---|
| Effective Year Built | Effective 2005 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 6,258 sqft (0.144 acres) |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 90 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0105051 |
|---|---|
| Street Address | 203 WELCH DR |
| City | LYONS |
| State | CO |
| Zip | 80540-5030 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 2 BLK 1 LYONS VALLEY PARK 1 |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 19 |
| Legal Subdivision | LYONS VALLEY PARK FLG 1 - LY |
| Legal Block | 1 |
| Legal Lot Number | 2 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | LONGMONT |
| Census Block Group | 1 |
| Census Block | 1050 |
| Census Tract | 13601 |
Source: Boulder County records · APN 1203-19-1-16-002
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 | Individual Name on File |
|---|---|
| Mailing Address | 203 WELCH DR, LYONS, CO 80540-5030 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Sep 18, 2020 | Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE AFFINITY LLC |
| Nov 15, 2021 | Warranty Deed, Transfer · Conventional Mortgage KEY BANK NA |
| Jul 15, 2021 | Quit Claim Deed, Transfer FIRST AMERICAN |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 15, 2021 · Amount on Record |
| Deed Sale | Nov 15, 2021 · Amount on Record |
| Prior Sale | May 14, 2014 · Amount on Record |
| Deed Document Number | 20213928015 |
| Prior Transfer Date | Jul 14, 2021 |
| Prior Transfer Doc | 0003900042 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 203 WELCH DR, LYONS, CO 80540-5030 |
| Transaction Type | Mortgage |
| Record Updated | Jun 21, 2022 |
| Title Company | ASCENDANT TITLE CO |
| Name | Verified Name |
|---|
| Document Number | 0003816513 |
|---|---|
| Date | Sep 18, 2020 |
| Instrument | 3816513 |
| Name | GUARANTEED RATE AFFINITY LLC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Aug 01, 2050 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Nov 15, 2021 |
| Property Address | 203 WELCH DR, LYONS, CO 80540-5030 |
| Document Number | 0003928015 |
| Instrument Date | Nov 10, 2021 |
| Instrument | 3928015 |
| Transaction Type | Transfer |
| Record Updated | Jun 21, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $70.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 203 WELCH DR, LYONS, CO 80540-5030 |
| Document Number | 0003928016 |
|---|---|
| Date | Nov 15, 2021 |
| Instrument | 3928016 |
| Name | KEY BANK NA |
|---|---|
| Type | Bank |
| Address | CLEVELAND, OH 44114 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 01, 2051 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jul 15, 2021 |
| Property Address | 203 WELCH DR, LYONS, CO 80540-5030 |
| Document Number | 0003900042 |
| Instrument Date | Jul 14, 2021 |
| Instrument | 3900042 |
| Transaction Type | Transfer |
| Record Updated | Jun 21, 2022 |
| Title Company | FIRST AMERICAN |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 203 WELCH DR, LYONS, CO 80540-5030 |
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 | $54,359 (+8.8%) Land $4,148 Building $50,211 | $799,400 (-) Land $61,000 Building $738,400 | |
| 2025 | $6,798.00 (-6.56%) | $49,963 (-9.46%) Land $3,813 Building $46,150 | $799,400 (-2.94%) Land $61,000 Building $738,400 |
| 2023 | $7,275.00 (+16.94%) | $55,182 (+34.75%) Land $3,538 Building $51,644 | $823,600 (+39.78%) Land $52,800 Building $770,800 |
| 2022 | $6,221.00 | $40,950 Land $3,239 Building $37,711 | $589,200 Land $46,600 Building $542,600 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130136011, 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 | Moderate |
| 500-Year Floodplain | Yes |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Cost | Premium on Record median of 11 individual NFIP policies nearby |
| 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, river or lake flooding, Severe Storms, Flooding, Landslides, And Mudslides |
| Claims By Storm |
|
| Wildfire Risk | High above 80% of the US · above 82% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 137 per year |
| Exposure | Direct burnable vegetation at the parcel |
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, availability as of December 31, 2025 · Published October 2026 · based on 275 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) | Low Latency |
|---|---|---|---|
| Z3N | Fiber | 1,000 / 1,000 | Yes |
| Z3N | Cable | 1,000 / 100 | Yes |
| Verizon | Fixed Wireless | 300 / 20 | Yes |
| Z3N | Fixed Wireless (unlicensed) | 200 / 30 | No |
| T-Mobile USA | Fixed Wireless | 100 / 20 | Yes |
| AT&T | Fixed Wireless | 100 / 20 | Yes |
| JAB Wireless | Fixed Wireless (unlicensed) | 100 / 20 | Yes |
Availability varies by address; speeds are provider-advertised maximums, not measured.
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