Boulder County property record for 121 Park St, Lyons, CO 80540 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,320 sqft · built 2013 |
| Lot Size | 0.274 acres (11,935 sqft) |
| Owner | Individual Name on File |
| Last Sale | $160,000 (Oct 2002) |
| Tax Bill | $6,420 (2025) |
| Deeds & Mortgages | Oct 2025 Transfer Oct 2025 Second Mortgage + 1 more |
| Flood Zone | Zone AE (high risk) |
| APN | 1203-18-4-29-005 |
| Primary APN | 1203-18-4-29-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Building Area | 1,320 sqft Living Area |
| 1st Floor Area | 1,320 sqft 1st Floor |
| Stories | 1 Story |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2013 |
|---|---|
| Effective Year Built | Effective 2013 |
| Architectural Style | Ranch |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 11,935 sqft (0.274 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Detached |
| Garage Area | 500 sqft Garage |
| Total Buildings | 2 Buildings |
| Porch | Porch |
| Porch Area | 108 sqft Porch |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0050139 |
|---|---|
| Street Address | 121 PARK ST |
| City | LYONS |
| State | CO |
| Zip | 80540 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | W 30 FT LOT 6 & ALL LOT 7 BLK 9 LYONS SPLIT TO ID-147972 #2080750-1 |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 18 |
| Legal Subdivision | LYONS - LY |
| Legal Block | 9 |
| Legal Lot Number | 6 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | LONGMONT |
| Census Block Group | 3 |
| Census Block | 3029 |
| Census Tract | 13601 |
Source: Boulder County records · APN 1203-18-4-29-005
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 | 121 PARK ST, LYONS, CO 80540 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Oct 16, 2025 | Affidavit of Death of Joint Tenant, Transfer |
| Oct 16, 2025 | Intrafamily Transfer, Transfer · Stand-Alone Second Mortgage SECURITY SERVICE FCU |
| Jan 14, 2019 | Deed of Trust, Mortgage · Conventional Mortgage ELEVATIONS CU |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Oct 17, 2002 · Amount on Record |
| Deed Sale | Oct 17, 2002 · Amount on Record |
| Prior Sale | Dec 28, 2001 · Amount on Record |
| Deed Document Number | 20022344831 |
| Last Transfer Date | Oct 10, 2025 |
| Transfer Doc | 0004106094 |
| Record Updated | Sep 20, 2026 |
| Document Type | Affidavit of Death of Joint Tenant |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Oct 16, 2025 |
| Property Address | 121 PARK ST, LYONS, CO 80540 |
| Document Number | 0004106093 |
| Map Reference | MB 4 PG 48 |
| Instrument Date | Oct 10, 2025 |
| Instrument | 4106093 |
| Transaction Type | Transfer |
| Record Updated | Feb 09, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 121 PARK ST, LYONS, CO 80540 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Oct 16, 2025 |
| Property Address | 121 PARK ST, LYONS, CO 80540 |
| Document Number | 0004106094 |
| Map Reference | MB 4 PG 48 |
| Instrument Date | Oct 10, 2025 |
| Instrument | 4106094 |
| Transaction Type | Transfer |
| Record Updated | Feb 09, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 121 PARK ST, LYONS, CO 80540 |
| Name | Verified Name |
|---|---|
| Address | 121 PARK ST, LYONS, CO 80540 |
| Document Number | 0004106095 |
|---|---|
| Date | Oct 16, 2025 |
| Instrument | 4106095 |
| Name | SECURITY SERVICE FCU |
|---|---|
| Type | Credit Union |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 121 Months |
| Due | Nov 01, 2035 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 121 PARK ST, LYONS, CO 80540 |
| Document Number | 0003694633 |
| Instrument Date | Jan 14, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Feb 01, 2019 |
| Name | Verified Name |
|---|---|
| Address | 121 PARK ST LYONS CO 80540, LYONS, CO 80540 |
| Document Number | 0003694633 |
|---|---|
| Date | Jan 18, 2019 |
| Instrument | 3694633 |
| Name | ELEVATIONS CU |
|---|---|
| Address | BOULDER, CO 80301 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 240 Months |
| Due | Jan 17, 2039 |
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 | $51,340 (+8.8%) Land $5,549 Building $45,791 | $755,000 (-) Land $81,600 Building $673,400 | |
| 2025 | $6,420.00 (+10.71%) | $47,188 (-3.23%) Land $5,100 Building $42,088 | $755,000 (-3.55%) Land $81,600 Building $673,400 |
| 2024 | $5,799.00 (+1.38%) | $48,763 (-7.03%) Land $1,052 Building $47,711 | $782,800 (-) Land $70,700 Building $712,100 |
| 2023 | $5,720.00 (+19.39%) | $52,448 (+34.95%) Land $4,737 Building $47,711 | $782,800 (+39.98%) Land $70,700 Building $712,100 |
| 2022 | $4,791.00 | $38,866 Land $4,330 Building $34,536 | $559,230 Land $62,300 Building $496,930 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone AE |
|---|---|
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Special Flood Hazard Area | Yes |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Floodway | Yes |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Wildfire Risk | High above 73% of the US · above 71% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 322 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
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