Boulder County property record for 424 4th Ave, Lyons, CO 80540 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1.5 Baths |
| Year Built | Built 1980 |
| Square Footage | 1,728 sqft Living Area |
| Lot Size | 6,999 sqft (0.161 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $605,000 (2021) |
| Tax Bill | $5,616.00 (2025) |
| Primary APN | 1203-18-4-17-016 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,728 sqft Living Area |
| Gross Area | 2,304 sqft Gross Area |
| 1st Floor | 864 sqft 1st Floor |
| Basement Area | 864 sqft Basement |
| Finished Basement | 864 sqft Finished |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Bi-Level Style |
| Exterior Material | Brick Veneer Exterior |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 6,999 sqft (0.161 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 576 sqft Garage |
| Deck Area | 344 sqft Deck |
| Heating System | Hot Water Heating |
|---|
| Account Number | R0081259 |
|---|---|
| Street Address | 424 4TH AVE |
| City | LYONS |
| State | CO |
| Zip | 80540-5058 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 13 BLK 25 LYONS |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 18 |
| Legal Subdivision | LYONS - LY |
| Legal Block | 25 |
| Legal Lot Number | 13 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | LONGMONT |
| Census Blockgroup | 3 |
| Census Block | 3021 |
| Census Tract | 13601 |
Source: Boulder County records · APN 1203-18-4-17-016
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 | 424 4TH AVE, LYONS, CO 80540-5058 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Jul 22, 2021 | Special Warranty Deed, Transfer · Conventional Mortgage ELEVATIONS CU |
| Nov 04, 2019 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 20213901792 |
| Prior Transfer Date | Feb 21, 1995 |
| Prior Transfer Doc | 0001499710 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jul 22, 2021 |
| Property Address | 424 4TH AVE, LYONS, CO 80540-5058 |
| Document Number | 0003901792 |
| Instrument Date | Jul 15, 2021 |
| Instrument | 3901792 |
| Transaction Type | Transfer |
| Record Updated | Aug 04, 2021 |
| Title Company | FITCO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $60.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 424 4TH AVE, LYONS, CO 80540-5058 |
| Document Number | 0003901793 |
|---|---|
| Date | Jul 22, 2021 |
| Instrument | 3901793 |
| Name | ELEVATIONS CU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 01, 2051 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Nov 04, 2019 |
| Property Address | 424 4TH AVE, LYONS, CO 80540-5058 |
| Document Number | 0003746756 |
| Instrument Date | Oct 31, 2019 |
| Instrument | 3746756 |
| Transaction Type | Transfer |
| Record Updated | Nov 13, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | PO BOX 438 LYONS CO 805400438, LYONS, CO 80540-0438 |
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 | $44,907 (+8.8%) Land $4,386 Building $40,521 | $660,400 (-) Land $64,500 Building $595,900 | |
| 2025 | $5,616.00 (+12.7%) | $41,275 (-10.59%) Land $4,031 Building $37,244 | $660,400 (-4.15%) Land $64,500 Building $595,900 |
| 2023 | $4,983.00 (+23.86%) | $46,163 (+41.44%) Land $3,745 Building $42,418 | $689,000 (+46.72%) Land $55,900 Building $633,100 |
| 2022 | $4,023.00 | $32,637 Land $3,426 Building $29,211 | $469,600 Land $49,300 Building $420,300 |
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