Boulder County property record for 1001 Mapleton Ave, Boulder, CO 80304 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 6 Beds |
| Bathrooms | 4 Baths |
| Year Built | Built 2000 |
| Square Footage | 5,849 sqft Living Area |
| Lot Size | 17,511 sqft (0.402 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $685,000 (1992) |
| Tax Bill | $33,964.00 (2025) |
| Primary APN | 1461-25-4-00-005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Partial Baths | 3 Partial Baths |
| Total Rooms | 17 Rooms |
| Building Area | 5,849 sqft Living Area |
| 1st Floor | 2,204 sqft 1st Floor |
| Upper Floors | 2,205 sqft Upper Floors |
| Basement Area | 1,440 sqft Basement |
| Stories | 2 Stories |
| Interior Structure | Plaster Interior Structure |
| Year Built | Built 1904 |
|---|---|
| Effective Year Built | Effective 2000 |
| Exterior Material | Combination Exterior |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 17,511 sqft (0.402 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Detached Garage |
| Garage Area | 676 sqft Garage |
| Total Buildings | 2 Total Buildings |
| Deck Area | 108 sqft Deck |
| Porch Area | 847 sqft Porch |
| Heating System | Hot Water Heating |
|---|
| Account Number | R0004962 |
|---|---|
| Street Address | 1001 MAPLETON AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-4150 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TR 326 25-1N-71 & LOTS 25 & 26 BLK 1 MAPLETON |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | TR, NBR 101-103,105,107,109,170 |
| Legal Tract | 326 |
| Legal Block | 1 |
| Legal Lot Number | 25,26 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 1 |
| Census Block | 1012 |
| Census Tract | 12204 |
Source: Boulder County records · APN 1461-25-4-00-005
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 | 2 Individuals Owners |
|---|---|
| Mailing Address | 1001 MAPLETON AVE, BOULDER, CO 80304-4150 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Feb 09, 2022 | Deed of Trust, Mortgage · Conventional Mortgage FIRST WESTERN TRUST BANK |
| Apr 21, 2017 | Loan Modification, Mortgage FIRST WSTRN TR BK |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 19921171475 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 1001 MAPLETON AVE, BOULDER, CO 80304-4150 |
| Transaction Type | Mortgage |
| Record Updated | Mar 01, 2022 |
| Title Company | CAPITAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 1001 MAPLETON AVE, BOULDER, CO 80304-4150 |
| Document Number | 0003944353 |
|---|---|
| Date | Feb 09, 2022 |
| Instrument | 3944353 |
| Name | FIRST WESTERN TRUST BANK |
|---|---|
| Type | Bank |
| Address | ENGLEWOOD, CO 80111 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 01, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.37% |
| Adjustable | Document includes a rider for adjustable-rate mortgage with a specific rate change date. |
| Type Change Date | Mar 01, 2032 |
| Change Frequency | Annually |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 8.37% |
| Index | Other |
| Max Rate | 8.37% |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 1001 MAPLETON AVE, BOULDER, CO 80304-4150 |
| Document Number | 0003591712 |
| Instrument Date | Apr 21, 2017 |
| Transaction Type | Mortgage |
| Record Updated | May 25, 2017 |
| Name | Verified Name |
|---|---|
| Address | 1001 MAPLETON AVE BOULDER CO 803044150, BOULDER, CO 80304-4150 |
| Document Number | 0003591712 |
|---|---|
| Date | May 11, 2017 |
| Instrument | 3591712 |
| Name | FIRST WSTRN TR BK |
|---|---|
| Type | Bank |
| Address | 1155 CANYON BLVD # 300, BOULDER, CO 80302-5195 |
| Amount | Amount Recorded |
|---|
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 | $394,359 (+8.8%) Land $176,977 Building $217,382 | $5,799,400 (-) Land $2,602,600 Building $3,196,800 | |
| 2025 | $33,964.00 (+4.53%) | $362,463 (-6.26%) Land $162,663 Building $199,800 | $5,799,400 (+0.49%) Land $2,602,600 Building $3,196,800 |
| 2023 | $32,493.00 (+10.91%) | $386,650 (+19.91%) Land $166,743 Building $219,907 | $5,770,900 (+24.39%) Land $2,488,700 Building $3,282,200 |
| 2022 | $29,298.00 | $322,446 Land $125,837 Building $196,609 | $4,639,500 Land $1,810,600 Building $2,828,900 |
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