Boulder County property record for 534 Mapleton Ave, Boulder, CO 80304 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2.25 Baths |
| Year Built | Built 1990 |
| Square Footage | 3,063 sqft Living Area |
| Lot Size | 10,792 sqft (0.248 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $315,000 (1990) |
| Tax Bill | $18,179.00 (2025) |
| Primary APN | 1461-25-4-08-002 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.25 Baths |
| Partial Baths | 2 Partial Baths |
| Total Rooms | 12 Rooms |
| Building Area | 3,063 sqft Living Area |
| Gross Area | 3,888 sqft Gross Area |
| 1st Floor | 1,867 sqft 1st Floor |
| Upper Floors | 1,196 sqft Upper Floors |
| Basement Area | 825 sqft Basement |
| Stories | 2 Stories |
| Interior Structure | Plaster Interior Structure |
| Year Built | Built 1898 |
|---|---|
| Effective Year Built | Effective 1990 |
| Exterior Material | Combination Exterior |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 10,792 sqft (0.248 acres) |
| Garage Type | Detached Garage |
| Garage Area | 192 sqft Garage |
| Deck Area | 36 sqft Deck |
| Porch | Porch |
| Porch Area | 473 sqft Porch |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0009145 |
|---|---|
| Street Address | 534 MAPLETON AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-3986 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOTS 5-6-7 BLK 5 MAPLETON |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | MAPLETON - BO |
| Legal Block | 5 |
| Legal Lot Number | 5 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 4 |
| Census Block | 4012 |
| Census Tract | 12101 |
Source: Boulder County records · APN 1461-25-4-08-002
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 Individuals Owners |
|---|---|
| Mailing Address | 534 MAPLETON AVE, BOULDER, CO 80304-3986 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Jun 20, 2023 | Deed of Trust, Mortgage · Line of Credit ENCORE BANK NA |
| Jun 23, 2017 | Deed of Trust, Mortgage · Commercial Mortgage GUARANTY BANK |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 19901077185 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 534 MAPLETON AVE, BOULDER, CO 80304-3986 |
| Transaction Type | Mortgage |
| Record Updated | Jul 14, 2023 |
| Name | Verified Name |
|---|---|
| Address | 534 MAPLETON AVE, BOULDER, CO 80304-3986 |
| Document Number | 0004011449 |
|---|---|
| Date | Jun 20, 2023 |
| Instrument | 4011449 |
| Name | ENCORE BANK NA |
|---|---|
| Type | Bank |
| Address | LITTLE ROCK, AR 72211 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 240 Months |
| Due | Jun 20, 2043 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly (Revolving credit lines are monthly unless stated otherwise). |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 534 MAPLETON AVE, BOULDER, CO 80304-3986 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0003599692 |
|---|---|
| Date | Jun 23, 2017 |
| Instrument | 3599692 |
| Name | GUARANTY BANK |
|---|---|
| Type | Bank |
| Address | DENVER, CO 80217 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
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 | $214,241 (+8.8%) Land $138,938 Building $75,303 | $3,150,600 (-) Land $2,043,200 Building $1,107,400 | |
| 2025 | $18,179.00 (+3.17%) | $196,913 (-8.17%) Land $127,700 Building $69,213 | $3,150,600 (-1.56%) Land $2,043,200 Building $1,107,400 |
| 2023 | $17,621.00 (+10.93%) | $214,440 (+20.46%) Land $130,898 Building $83,542 | $3,200,600 (+24.96%) Land $1,953,700 Building $1,246,900 |
| 2022 | $15,885.00 | $178,017 Land $98,787 Building $79,230 | $2,561,400 Land $1,421,400 Building $1,140,000 |
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