Boulder County property record for 345 Bates Ave, Boulder, CO 80305 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 5 Beds |
| Bathrooms | 2.25 Baths |
| Year Built | Built 2000 |
| Square Footage | 2,284 sqft Living Area |
| Lot Size | 7,710 sqft (0.177 acres) |
| Garage | Attached, 308 sqft |
| Last Sale | $675,000 (2015) |
| Tax Bill | $7,681.00 (2025) |
| Primary APN | 1577-05-3-23-009 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2.25 Baths |
| Partial Baths | 2 Partial Baths |
| Total Rooms | 8 Rooms |
| Building Area | 2,284 sqft Living Area |
| Gross Area | 2,716 sqft Gross Area |
| 1st Floor | 1,204 sqft 1st Floor |
| Basement Area | 1,204 sqft Basement |
| Finished Basement | 1,080 sqft Finished |
| Unfinished Basement | 124 sqft Unfinished |
| Stories | 1 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | Ranch Style |
| Exterior Material | Brick Veneer Exterior |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 7,710 sqft (0.177 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 308 sqft Garage |
| Heating System | Hot Water Heating |
|---|
| Account Number | R0008931 |
|---|---|
| Street Address | 345 BATES AVE |
| City | BOULDER |
| State | CO |
| Zip | 80305-5303 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 9 BLK 23 HIGHLAND PARK 5 |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 05 |
| Legal Subdivision | HIGHLAND PARK 5 - BO |
| Legal Block | 23 |
| Legal Lot Number | 9 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 2 |
| Census Block | 2031 |
| Census Tract | 12505 |
Source: Boulder County records · APN 1577-05-3-23-009
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 Individuals Owners |
|---|---|
| Mailing Address | 345 BATES AVE, BOULDER, CO 80305-5303 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Revocable Trust |
| Date | Document |
|---|---|
| Apr 22, 2020 | Deed of Trust, Mortgage · Line of Credit US BANK NA |
| Jun 10, 2020 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 20153490801 |
| Last Transfer Date | Jun 10, 2020 |
| Transfer Doc | 0003790352 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 345 BATES AVE, BOULDER, CO 80305-5303 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Title Company | SOLIDIFI US INC |
| Name | Verified Name |
|---|
| Document Number | 0003778999 |
|---|---|
| Date | Apr 22, 2020 |
| Instrument | 3778999 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Address | CINCINNATI, OH 45202 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Mar 12, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly (Revolving credit lines are monthly unless stated otherwise). |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jun 10, 2020 |
| Property Address | 345 BATES AVE, BOULDER, CO 80305-5303 |
| Document Number | 0003790352 |
| Instrument Date | Jun 10, 2020 |
| Instrument | 3790352 |
| Transaction Type | Transfer |
| Record Updated | Jul 24, 2020 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants In Common |
| Address | 345 BATES AVE BOULDER CO 803055303, BOULDER, CO 80305-5303 |
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Boulder City |
| Unified School District | Boulder Valley School District RE-2 (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 | $87,645 (+8.8%) Land $61,132 Building $26,513 | $1,288,900 (-) Land $899,000 Building $389,900 | |
| 2025 | $7,681.00 (+15.28%) | $80,557 (-0.36%) Land $56,188 Building $24,369 | $1,288,900 (+6.81%) Land $899,000 Building $389,900 |
| 2023 | $6,663.00 (+19.67%) | $80,849 (+34.83%) Land $64,474 Building $16,375 | $1,206,700 (+39.86%) Land $962,300 Building $244,400 |
| 2022 | $5,568.00 | $59,965 Land $47,427 Building $12,538 | $862,800 Land $682,400 Building $180,400 |
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