Boulder County property record for 1101 4th Ave, Lyons, CO 80540 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1.75 Baths |
| Year Built | Built 1975 |
| Square Footage | 1,632 sqft Living Area |
| Lot Size | 10,780 sqft (0.248 acres) |
| Garage | Detached, 480 sqft |
| Last Sale | $114,000 (1993) |
| Tax Bill | $3,719.00 (2025) |
| Primary APN | 1203-18-1-02-001 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 7 Rooms |
| Building Area | 1,632 sqft Living Area |
| 1st Floor | 816 sqft 1st Floor |
| Basement Area | 816 sqft Basement |
| Finished Basement | 816 sqft Finished |
| Stories | 1 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Ranch Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Lot Area | 10,780 sqft (0.248 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Detached Garage |
| Garage Area | 480 sqft Garage |
| Deck Area | 380 sqft Deck |
| Heating Fuel | Electric Heating Fuel |
|---|
| Account Number | R0067618 |
|---|---|
| Street Address | 1101 4TH AVE |
| City | LYONS |
| State | CO |
| Zip | 80540-5003 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 1 PEARSON |
| Legal Range | 70 |
| Legal Township | 3N |
| Legal Section | 18 |
| Legal Subdivision | PEARSON - LY |
| Legal Block | 2 |
| Legal Lot Number | 1 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | LONGMONT |
| Census Blockgroup | 2 |
| Census Block | 2031 |
| Census Tract | 13601 |
Source: Boulder County records · APN 1203-18-1-02-001
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 | PO BOX 1031, LYONS, CO 80540-1031 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 19931344402 |
| 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 | $36,543 (+8.8%) Land $6,113 Building $30,430 | $537,400 (-) Land $89,900 Building $447,500 | |
| 2025 | $3,719.00 (+2.03%) | $33,588 (-18.99%) Land $5,619 Building $27,969 | $537,400 (-13.15%) Land $89,900 Building $447,500 |
| 2023 | $3,645.00 (-6.27%) | $41,459 (+31.42%) Land $5,219 Building $36,240 | $618,800 (+36.33%) Land $77,900 Building $540,900 |
| 2022 | $3,889.00 | $31,546 Land $4,775 Building $26,771 | $453,900 Land $68,700 Building $385,200 |
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