Boulder County property record for 725 4th Ave, Lyons, CO 80540 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1965 |
| Square Footage | 1,176 sqft Living Area |
| Lot Size | 10,158 sqft (0.233 acres) |
| Garage | Attached, 216 sqft |
| Last Sale | $230,000 (2001) |
| Tax Bill | $4,467.00 (2025) |
| Primary APN | 1203-18-4-06-002 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 4 Rooms |
| Building Area | 1,176 sqft Living Area |
| 1st Floor | 1,176 sqft 1st Floor |
| Stories | 1 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 1935 |
|---|---|
| Effective Year Built | Effective 1965 |
| Architectural Style | Ranch Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Lot Area | 10,158 sqft (0.233 acres) |
| Garage Type | Attached Garage |
| Garage Area | 216 sqft Garage |
| Heating System | Floor/Wall Furnace Heating |
|---|
| Account Number | R0050209 |
|---|---|
| Street Address | 725 4TH AVE |
| City | LYONS |
| State | CO |
| Zip | 80540 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOTS 1-2-3 LESS N 73 FT BLK 29 LYONS |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 18 |
| Legal Subdivision | LYONS - LY |
| Legal Block | 29 |
| Legal Lot Number | 1 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | LONGMONT |
| Census Blockgroup | 3 |
| Census Block | 3003 |
| Census Tract | 13601 |
Source: Boulder County records · APN 1203-18-4-06-002
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 | PO BOX 2572, LYONS, CO 80540-2572 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 20012167236 |
| Record Refreshed | 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 | $35,720 (+8.8%) Land $5,256 Building $30,464 | $525,300 (-) Land $77,300 Building $448,000 | |
| 2025 | $4,467.00 (+20.34%) | $32,831 (-5.95%) Land $4,831 Building $28,000 | $525,300 (+0.83%) Land $77,300 Building $448,000 |
| 2024 | $3,712.00 (+1.37%) | ||
| 2023 | $3,662.00 (+10.8%) | $34,907 (+30.19%) Land $4,489 Building $30,418 | $521,000 (+35.04%) Land $67,000 Building $454,000 |
| 2022 | $3,305.00 | $26,813 Land $4,107 Building $22,706 | $385,800 Land $59,100 Building $326,700 |
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