Boulder County property record for 2129 Mapleton Ave, Boulder, CO 80304 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1.75 Baths |
| Year Built | Built 1975 |
| Square Footage | 1,767 sqft Living Area |
| Lot Size | 7,189 sqft (0.165 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $120,000 (1992) |
| Tax Bill | $7,840.00 (2025) |
| Primary APN | 1463-30-5-40-010 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,767 sqft Living Area |
| 1st Floor | 1,650 sqft 1st Floor |
| Upper Floors | 117 sqft Upper Floors |
| Stories | 2 Stories |
| Interior Structure | Plaster Interior Structure |
| Year Built | Built 1889 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | A-Frame Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 7,189 sqft (0.165 acres) |
| Deck Area | 117 sqft Deck |
| Porch | Porch |
| Porch Area | 144 sqft Porch |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0004164 |
|---|---|
| Street Address | 2129 MAPLETON AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-4272 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 10 BLK 182 & PT VACATED ST ADJ BOULDER EAST |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 30 |
| Legal Subdivision | BOULDER O T EAST & WEST & NORTH - BO |
| Legal Block | 182 |
| Legal Lot Number | 10 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 2 |
| Census Block | 2013 |
| Census Tract | 12107 |
Source: Boulder County records · APN 1463-30-5-40-010
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 Name on File |
|---|---|
| Mailing Address | 2129 MAPLETON AVE, BOULDER, CO 80304-4272 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 19921180081 |
| 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 | $96,261 (+8.8%) Land $73,991 Building $22,270 | $1,415,600 (-) Land $1,088,100 Building $327,500 | |
| 2025 | $7,840.00 (+4.17%) | $88,475 (-9.29%) Land $68,006 Building $20,469 | $1,415,600 (-2.76%) Land $1,088,100 Building $327,500 |
| 2023 | $7,526.00 (+16.85%) | $97,538 (+27.82%) Land $71,616 Building $25,922 | $1,455,800 (+32.59%) Land $1,068,900 Building $386,900 |
| 2022 | $6,441.00 | $76,311 Land $55,892 Building $20,419 | $1,098,000 Land $804,200 Building $293,800 |
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