Boulder County property record for 300 15th St, Boulder, CO 80302 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 5 Beds |
| Bathrooms | 1.75 Baths |
| Year Built | Built 1985 |
| Square Footage | 4,205 sqft Living Area |
| Lot Size | 14,264 sqft (0.328 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $115,000 (1981) |
| Tax Bill | $13,065.00 (2025) |
| Primary APN | 1577-06-2-13-007 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 10 Rooms |
| Building Area | 4,205 sqft Living Area |
| Gross Area | 4,409 sqft Gross Area |
| 1st Floor | 2,298 sqft 1st Floor |
| Upper Floors | 1,907 sqft Upper Floors |
| Stories | 2 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | A-Frame Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Lot Area | 14,264 sqft (0.328 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 204 sqft Garage |
| Deck Area | 1,548 sqft Deck |
| Porch | Porch |
| Porch Area | 136 sqft Porch |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0006191 |
|---|---|
| Street Address | 300 15TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-7809 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 10 BLK 11 & W 7 1/2 FT OF VAC ALLEY ADJ E BOUNDARY & ALL VAC ST ADJ S BOUNDARY INTERURBAN PARK |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 06 |
| Legal Subdivision | INTERURBAN PARK - BO |
| Legal Block | 11 |
| Legal Lot Number | 10 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 2 |
| Census Block | 2004 |
| Census Tract | 12505 |
Source: Boulder County records · APN 1577-06-2-13-007
Assessment roll updated June 15, 2026 · Last verified August 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 | 300 15TH ST, BOULDER, CO 80302-7809 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 1981445519 |
| Last Transfer Date | May 22, 2021 |
| Transfer Doc | 0003915428 |
| Record Refreshed | Sep 20, 2026 |
Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified August 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 and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $155,890 (+8.8%) Land $98,457 Building $57,433 | $2,292,500 (-) Land $1,447,900 Building $844,600 | |
| 2025 | $13,065.00 (+13.67%) | $143,282 (-0.14%) Land $90,494 Building $52,788 | $2,292,500 (+7.05%) Land $1,447,900 Building $844,600 |
| 2023 | $11,494.00 (+9.89%) | $143,480 (+19.97%) Land $91,073 Building $52,407 | $2,141,500 (+24.45%) Land $1,359,300 Building $782,200 |
| 2022 | $10,460.00 | $119,596 Land $73,677 Building $45,919 | $1,720,800 Land $1,060,100 Building $660,700 |
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