Boulder County property record for 928 Mapleton Ave, Boulder, CO 80304 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2.25 Baths |
| Year Built | Built 1985 |
| Square Footage | 1,719 sqft Living Area |
| Lot Size | 7,037 sqft (0.162 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $999,000 (2010) |
| Tax Bill | $15,957.00 (2025) |
| Primary APN | 1461-25-4-19-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.25 Baths |
| Partial Baths | 2 Partial Baths |
| Total Rooms | 7 Rooms |
| Building Area | 1,719 sqft Living Area |
| Gross Area | 2,261 sqft Gross Area |
| 1st Floor | 1,110 sqft 1st Floor |
| Upper Floors | 609 sqft Upper Floors |
| Basement Area | 542 sqft Basement |
| Stories | 2 Stories |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 1902 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | A-Frame Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 7,037 sqft (0.162 acres) |
| Garage Area | 380 sqft Garage |
| Deck Area | 228 sqft Deck |
| Porch | Porch |
| Porch Area | 248 sqft Porch |
| Cooling System | Evaporative Cooling |
|---|---|
| Heating System | Hot Water Heating |
| Account Number | R0004519 |
|---|---|
| Street Address | 928 MAPLETON AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-4147 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | N 141 FT LOT 7 BLK 151 SQUIRES TO BOULDER O T WEST |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | BOULDER O T EAST & WEST & NORTH - BO |
| Legal Block | 151 |
| Legal Lot Number | 7 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 3 |
| Census Block | 3007 |
| Census Tract | 12204 |
Source: Boulder County records · APN 1461-25-4-19-005
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 | Individual Owner on File |
|---|---|
| Mailing Address | 928 MAPLETON AVE, BOULDER, CO 80304-4147 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 20103072199 |
| Prior Transfer Date | Mar 22, 1995 |
| Prior Transfer Doc | 0001505924 |
| 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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $182,083 (+8.8%) Land $126,908 Building $55,175 | $2,677,700 (-) Land $1,866,300 Building $811,400 | |
| 2025 | $15,957.00 (+3.91%) | $167,357 (-7.79%) Land $116,644 Building $50,713 | $2,677,700 (-1.16%) Land $1,866,300 Building $811,400 |
| 2023 | $15,356.00 (+11.94%) | $181,503 (+22.87%) Land $123,374 Building $58,129 | $2,709,000 (+27.45%) Land $1,841,400 Building $867,600 |
| 2022 | $13,718.00 | $147,722 Land $87,445 Building $60,277 | $2,125,500 Land $1,258,200 Building $867,300 |
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