Boulder County property record for 820 Concord Ave, Boulder, CO 80304 · Last verified June 2026
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 4 Baths |
| Architecture Style | A-Frame |
| Year Built | Built 1960 |
| Square Footage | 2,164 sqft Living Area |
| Lot Size | 4,029 sqft (0.093 acres) |
| Last Sale | $89,300 (1992) |
| Tax Bill | $6,579.00 (2025) |
| Primary APN | 1461-25-1-09-006 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 12 Rooms |
| Building Area | 2,164 sqft Living Area |
| Gross Area | 2,260 sqft Gross Area |
| 1st Floor | 945 sqft 1st Floor |
| Upper Floors | 729 sqft Upper Floors |
| Basement Area | 490 sqft Basement |
| Finished Basement | 490 sqft Finished |
| Interior Structure | Plaster Interior Structure |
| Year Built | Built 1911 |
|---|---|
| Effective Year Built | Effective 1960 |
| Architectural Style | A-Frame Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Lot Area | 4,029 sqft (0.093 acres) |
| Deck Area | 244 sqft Deck |
| Porch | Enclosed Porch |
| Porch Area | 360 sqft Porch |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0003208 |
|---|---|
| Street Address | 820 CONCORD AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-3961 |
| Property Usage | Residential Property Usage |
| Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Legal Description | N 80 FT OF E 37 FT LOT 1 PHILLIPS & ELY STRIP 13 X 80 FT AKA TR 292 B 25-1N-71 |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | PHILLIPS - BO |
| Legal Tract | 292 |
| Legal Block | 1 |
| Legal Lot Number | 1 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 4 |
| Census Block | 4000 |
| Census Tract | 12101 |
Source: Boulder County records · APN 1461-25-1-09-006
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 Owner on File |
|---|---|
| Mailing Address | 2525 ARAPAHOE AVE, E4, BOULDER, CO 80302-6746 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 19921163420 |
| Last Transfer Date | Dec 31, 2009 |
| Transfer Doc | 0003109009 |
| 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 | 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 | $71,393 (+8.8%) Land $1,809 Building $69,584 | $1,049,900 (-) Land $26,600 Building $1,023,300 | |
| 2025 | $6,579.00 (-4.1%) | $65,619 (-16.05%) Land $1,663 Building $63,956 | $1,049,900 (-1%) Land $26,600 Building $1,023,300 |
| 2024 | $6,860.00 (+1.92%) | ||
| 2023 | $6,731.00 (+16.82%) | $78,162 (+32.88%) Land $1,782 Building $76,380 | $1,166,600 (+34.87%) Land $26,600 Building $1,140,000 |
| 2022 | $5,762.00 | $58,820 Land $49,388 Building $9,432 | $865,000 Land $726,300 Building $138,700 |
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