Boulder County property record for 509 76th St, Boulder, CO 80303 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 5 Beds |
| Bathrooms | 5 Baths |
| Year Built | Built 2003 |
| Square Footage | 4,850 sqft Living Area |
| Lot Size | 1.66 acres |
| Occupancy | Owner Occupied |
| Last Sale | $905,000 (2011) |
| Tax Bill | $15,719.00 (2025) |
| Primary APN | 1577-01-2-00-009 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5 Baths |
| Total Rooms | 13 Rooms |
| Building Area | 4,850 sqft Living Area |
| Gross Area | 5,979 sqft Gross Area |
| 1st Floor | 1,777 sqft 1st Floor |
| Upper Floors | 2,360 sqft Upper Floors |
| Basement Area | 1,116 sqft Basement |
| Finished Basement | 713 sqft Finished |
| Unfinished Basement | 403 sqft Unfinished |
| Stories | 1 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2003 |
| Architectural Style | A-Frame Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 72,605 sqft |
| Parking Spaces | 3 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 726 sqft Garage |
| Total Buildings | 3 Total Buildings |
|---|---|
| Deck Area | 452 sqft Deck |
| Porch | Porch |
| Stable | Stable |
| Porch Area | 140 sqft Porch |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Account Number | R0036077 |
|---|---|
| Street Address | 509 76TH ST |
| City | BOULDER |
| State | CO |
| Zip | 80303-4703 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TRACT 3220-A 1-1S-70 PER DEED 1086488 2/5/91 BCR |
| Legal Range | 70 |
| Legal Township | 1S |
| Legal Section | 01 |
| Legal Subdivision | TR SOUTH CENTRAL NBR 145 820 |
| Legal Tract | 3220-A |
| Legal Block | 3 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 3 |
| Census Block | 3001 |
| Census Tract | 12710 |
Source: Boulder County records · APN 1577-01-2-00-009
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 Individual Names on File |
|---|---|
| Mailing Address | 509 76TH ST, BOULDER, CO 80303-4703 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Mar 22, 2011 · Amount on Record |
| Deed Sale | Mar 22, 2011 · Amount on Record |
| Prior Sale | Nov 03, 2010 |
| Deed Doc Number | 20113139512 |
| Prior Transfer Date | Jan 28, 2005 |
| Prior Transfer Doc | 0002668251 |
| 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 |
| 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 | $170,415 (+8.8%) Land $57,297 Building $113,118 | $2,506,100 (-) Land $842,600 Building $1,663,500 | |
| 2025 | $15,719.00 (+26.62%) | $156,632 (+13.87%) Land $52,663 Building $103,969 | $2,506,100 (+22.07%) Land $842,600 Building $1,663,500 |
| 2024 | $12,414.00 (+1.56%) | ||
| 2023 | $12,223.00 (+22.29%) | $137,550 (+36.21%) Land $40,749 Building $96,801 | $2,053,000 (+41.29%) Land $608,200 Building $1,444,800 |
| 2022 | $9,995.00 | $100,984 Land $34,006 Building $66,978 | $1,453,010 Land $489,300 Building $963,710 |
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