Boulder County property record for 639 2nd Ave, Lyons, CO 80540
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1.75 ba · 1,160 sqft · built 1910 |
| Lot Size | 0.156 acres (6,780 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $447,847 (Nov 2020) |
| Tax Bill | $4,978 (2025) |
| Deeds & Mortgages | Nov 2020 Sale & Mortgage Jul 2020 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 1203-18-4-10-017 |
| Primary APN | 1203-18-4-10-017 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,160 sqft Living Area |
| Gross Area | 1,277 sqft |
| 1st Floor Area | 1,160 sqft |
| Basement Area | 117 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Ranch |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 6,780 sqft (0.156 acres) |
| Porch | Porch |
| Porch Area | 120 sqft |
| Patio Area | 416 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0050382 |
|---|---|
| Street Address | 639 2ND AVE |
| City | LYONS |
| State | CO |
| Zip | 80540-5065 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | N 1/2 LOTS 1-2 BLK 16 LYONS |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 18 |
| Legal Subdivision | LYONS - LY |
| Legal Block | 16 |
| Legal Lot Number | 1 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | LONGMONT |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 13601 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Lyons Sandstone Buildings listed 1980 · 13 contributing resources · NRIS 80000880 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Boulder County records, as of June 15, 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 Record |
|---|---|
| Mailing Address | PO BOX 1452, LYONS, CO 80540-1452 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Nov 4, 2020 | Warranty Deed, Transfer · Conventional Mortgage LENDUS LLC |
| Jul 6, 2020 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 4, 2020 · Amount on Record |
| Deed Sale | Nov 4, 2020 · Amount on Record |
| Prior Sale | Aug 17, 2004 · Amount on Record |
| Deed Document Number | 20203829802 |
| Prior Transfer Date | May 1, 2020 |
| Prior Transfer Doc | 0003796345 |
| Record Updated | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Nov 4, 2020 |
| Property Address | 639 2ND AVE, LYONS, CO 80540-5065 |
| Document Number | 0003829802 |
| Instrument Date | Oct 30, 2020 |
| Instrument | 3829802 |
| Transaction Type | Transfer |
| Record Updated | Mar 31, 2022 |
| Title Company | LAND TITLE GUARANTEE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $44.78 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 639 2ND AVE, 639, LYONS, CO 80540-5065 |
| Name | Verified Name |
|---|---|
| Address | 639 2ND AVE, LYONS, CO 80540-5065 |
| Document Number | 0003829803 |
|---|---|
| Date | Nov 4, 2020 |
| Instrument | 3829803 |
| Name | LENDUS LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Nov 1, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jul 6, 2020 |
| Property Address | 639 2ND AVE, LYONS, CO 80540-5065 |
| Document Number | 0003796345 |
| Instrument Date | Mar 30, 2020 |
| Instrument | 3796345 |
| Transaction Type | Transfer |
| Record Updated | Aug 21, 2020 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 639 2ND AVE LYONS CO 805405065, LYONS, CO 80540-5065 |
Source: Boulder County assessment roll, as of June 15, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Lyons Town |
| Unified School District | St. Vrain Valley School District RE 1J (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $39,807 (+8.8%) Land $4,386 Building $35,421 | $585,400 (-) Land $64,500 Building $520,900 | |
| 2025 | $4,978.00 (+17.63%) | $36,587 (-7.99%) Land $4,031 Building $32,556 | $585,400 (-1.36%) Land $64,500 Building $520,900 |
| 2023 | $4,232.00 (+5.75%) | $39,764 (+22.49%) Land $3,745 Building $36,019 | $593,500 (+27.06%) Land $55,900 Building $537,600 |
| 2022 | $4,002.00 | $32,463 Land $3,426 Building $29,037 | $467,100 Land $49,300 Building $417,800 |
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.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 38 policies |
| Nearby Flood Policies | 38 in force |
| Nearby Flood Claims | 62 (1978–2013) |
| Claims Outside the SFHA | 4 of 62 |
| Most Recent Claim | Dec 2013 · other causes |
| 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 73% of the US · above 70% of Colorado |
|---|---|
| Wildfire Likelihood | 0.3% annual chance |
| Exposure | Indirect within ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | TOWN OF LYONS serves 2,990 people · EPA ID CO0107496 |
|---|---|
| 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, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 275 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Lyons Communications Fiber · Cable · Fixed Wireless | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
| Rise Broadband Fixed Wireless | 100 / 20 |
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