Boulder County property record for 429 Maxwell Ave, #A, Boulder, CO 80304 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2.5 Baths |
| Architecture Style | A-Frame |
| Year Built | Built 1972 |
| Square Footage | 2,093 sqft Living Area |
| Lot Size | 10,392 sqft (0.239 acres) |
| Garage | Detached, 528 sqft |
| Last Sale | $157,000 (1987) |
| Primary APN | 1461-25-1-01-013 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 7 Rooms |
| Building Area | 2,093 sqft Living Area |
| 1st Floor | 1,195 sqft 1st Floor |
| Upper Floors | 898 sqft Upper Floors |
| Stories | 2 Stories |
| Interior Structure | Plaster Interior Structure |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | A-Frame Style |
| Exterior Material | Combination Exterior |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 10,392 sqft (0.239 acres) |
| Garage Type | Detached Garage |
| Garage Area | 528 sqft Garage |
| Total Buildings | 2 Total Buildings |
|---|---|
| Deck Area | 387 sqft Deck |
| Porch | Porch |
| Porch Area | 242 sqft Porch |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0004972 |
|---|---|
| Street Address | 429 MAXWELL AVE, A |
| City | BOULDER |
| State | CO |
| Zip | 80304-3935 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOTS 22-24 BLK 10 MAXWELLS |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | MAXWELLS - BO |
| Legal Block | 10 |
| Legal Lot Number | 22 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 4 |
| Census Block | 4003 |
| Census Tract | 12101 |
Source: Boulder County records · APN 1461-25-1-01-013
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 | 429 MAXWELL AVE, BOULDER, CO 80304-3935 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 1987860394 |
| 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 | $135,749 (+8.8%) Land $122,174 Building $13,575 | $1,996,300 (-) Land $1,796,670 Building $199,630 | |
| 2025 | $11,381.00 (+1.16%) | $124,769 (-10.76%) Land $112,292 Building $12,477 | $1,996,300 (-4.33%) Land $1,796,670 Building $199,630 |
| 2023 | $11,251.00 (+24.46%) | $139,809 (+35.08%) Land $125,828 Building $13,981 | $2,086,700 (+40.12%) Land $1,878,030 Building $208,670 |
| 2022 | $9,040.00 | $103,499 Land $87,994 Building $15,505 | $1,489,200 Land $1,266,100 Building $223,100 |
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