Boulder County property record for 545 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 1982 |
| Square Footage | 2,772 sqft Living Area |
| Lot Size | 8,682 sqft (0.199 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $2,225,000 (2026) |
| Tax Bill | $12,909.00 (2025) |
| Primary APN | 1461-25-4-05-019 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 6 Rooms |
| Building Area | 2,772 sqft Living Area |
| Gross Area | 2,940 sqft Gross Area |
| 1st Floor | 1,470 sqft 1st Floor |
| Basement Area | 1,470 sqft Basement |
| Finished Basement | 1,302 sqft Finished |
| Unfinished Basement | 168 sqft Unfinished |
| Stories | 1 Stories |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1982 |
| Architectural Style | Ranch Style |
| Exterior Material | Brick Veneer Exterior |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 8,682 sqft (0.199 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Detached Garage |
| Garage Area | 528 sqft Garage |
| Patio Area | 330 sqft Patio |
| Porch | Porch |
| Porch Area | 90 sqft Porch |
| Heating System | Forced Air with Air Conditioning Heating |
|---|
| Account Number | R0006523 |
|---|---|
| Street Address | 545 MAPLETON AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-3987 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | E 20 FT LOT 56 & ALL LOT 57 & W 5 FT OF SLY 125 FT LOT 58 BLK 4 MAPLETON |
| Legal Subdivision | MAPLETON - BO |
| Legal Block | 4 |
| Legal Lot Number | 56 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 4 |
| Census Block | 4005 |
| Census Tract | 12101 |
Source: Boulder County records · APN 1461-25-4-05-019
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 | 545 MAPLETON AVE, BOULDER, CO 80304-3987 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Mar 23, 2026 | Special Warranty Deed, Transfer FIRST AMERICAN TITLE |
| Jan 19, 2023 | Warranty Deed, Transfer · Conventional Mortgage FIRST NATIONAL BANK OF OMAHA |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 20264124546 |
| Prior Transfer Date | Jun 29, 2012 |
| Prior Transfer Doc | 0003235731 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Mar 23, 2026 |
| Property Address | 545 MAPLETON AVE, BOULDER, CO 80304-3987 |
| Document Number | 0004124546 |
| Instrument Date | Mar 23, 2026 |
| Instrument | 4124546 |
| Transaction Type | Transfer |
| Record Updated | Apr 22, 2026 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $222.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 545 MAPLETON AVE, BOULDER, CO 80304-3987 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jan 19, 2023 |
| Property Address | 545 MAPLETON AVE, BOULDER, CO 80304-3987 |
| Document Number | 0003995033 |
| Instrument Date | Jan 10, 2023 |
| Instrument | 3995033 |
| Transaction Type | Transfer |
| Record Updated | Jan 25, 2023 |
| Title Company | FIRST AMERICAN |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $185.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 545 MAPLETON AVE, BOULDER, CO 80304-3987 |
| Document Number | 0003995034 |
|---|---|
| Date | Jan 19, 2023 |
| Instrument | 3995034 |
| Name | FIRST NATIONAL BANK OF OMAHA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 01, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6% |
| Adjustable | Document includes a rider for adjustable-rate mortgage with a specific rate change date. |
| Type Change Date | Feb 01, 2038 |
| Change Frequency | 6 Months |
| Min Rate At Change | 3% |
| Max Rate At Change | 11% |
| Index | Other |
| Margin | 3 |
| Max Rate | 11% |
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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $147,309 (+8.8%) Land $124,617 Building $22,692 | $2,166,300 (-) Land $1,832,600 Building $333,700 | |
| 2025 | $12,909.00 (+6.82%) | $135,394 (-4.11%) Land $114,538 Building $20,856 | $2,166,300 (+2.79%) Land $1,832,600 Building $333,700 |
| 2024 | $12,085.00 (+6.98%) | ||
| 2023 | $11,297.00 (+10.49%) | $141,203 (+20.63%) Land $117,411 Building $23,792 | $2,107,500 (+25.13%) Land $1,752,400 Building $355,100 |
| 2022 | $10,224.00 | $117,052 Land $88,606 Building $28,446 | $1,684,200 Land $1,274,900 Building $409,300 |
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