Boulder County property record for 4530 Macarthur Dr, Boulder, CO 80303 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2.75 Baths |
| Year Built | Built 1991 |
| Square Footage | 2,349 sqft Living Area |
| Lot Size | 3,056 sqft (0.07 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $665,000 (2020) |
| Tax Bill | $5,074.00 (2025) |
| Primary APN | 1463-33-2-10-021 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.75 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 6 Rooms |
| Building Area | 2,349 sqft Living Area |
| Gross Area | 2,811 sqft Gross Area |
| 1st Floor | 1,568 sqft 1st Floor |
| Upper Floors | 781 sqft Upper Floors |
| Interior Structure | Wallboard/Drywall Interior Structure |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1991 |
| Architectural Style | Townhouse Style |
| Exterior Material | Wood Shingle Exterior |
| Construction Type | Frame Construction |
| Lot Area | 3,056 sqft (0.07 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 462 sqft Garage |
| Deck Area | 184 sqft Deck |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Account Number | R0072638 |
|---|---|
| Street Address | 4530 MACARTHUR DR |
| City | BOULDER |
| State | CO |
| Zip | 80303-1124 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | UNIT 5 BLDG E WILLOWRIDGE PARK 1 |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 33 |
| Legal Subdivision | WILLOWRIDGE PARK 1 - BO |
| Legal Block | 3 |
| Legal Unit | 5 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 3 |
| Census Block | 3003 |
| Census Tract | 12603 |
Source: Boulder County records · APN 1463-33-2-10-021
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 | 4530 MACARTHUR DR, BOULDER, CO 80303-1124 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Aug 31, 2022 | Deed of Trust, Mortgage · Line of Credit KEY BANK NA |
| Jan 12, 2021 | Deed of Trust, Mortgage · Conventional Mortgage CALIBER HOME LOANS INC |
| Jun 17, 2020 | Warranty Deed, Transfer · Conventional Mortgage CALIBER HM LOANS |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 20203791559 |
| Prior Transfer Date | Nov 02, 2011 |
| Prior Transfer Doc | 0003181468 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 4530 MACARTHUR DR, BOULDER, CO 80303-1124 |
| Transaction Type | Mortgage |
| Record Updated | Sep 12, 2022 |
| Title Company | ACCURATE TITLE GROUP |
| Name | Verified Name |
|---|---|
| Address | 4530 MACARTHUR DR, BOULDER, CO 80303-1124 |
| Document Number | 0003979256 |
|---|---|
| Date | Aug 31, 2022 |
| Instrument | 3979256 |
| Name | KEY BANK NA |
|---|---|
| Type | Bank |
| Address | CLEVELAND, OH 44144 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Aug 15, 2052 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 4530 MACARTHUR DR, BOULDER, CO 80303-1124 |
| Transaction Type | Mortgage |
| Record Updated | Feb 08, 2021 |
| Title Company | CANYON TITLE |
| Name | Verified Name |
|---|
| Document Number | 0003849979 |
|---|---|
| Date | Jan 12, 2021 |
| Instrument | 3849979 |
| Name | CALIBER HOME LOANS INC |
|---|---|
| Type | Mortgage Company |
| Address | COPPELL, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 01, 2051 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Jun 17, 2020 |
| Property Address | 4530 MACARTHUR DR, BOULDER, CO 80303-1124 |
| Document Number | 0003791559 |
| Instrument Date | Jun 16, 2020 |
| Instrument | 3791559 |
| Transaction Type | Transfer |
| Record Updated | Jul 24, 2020 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $67.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4530 MACARTHUR DR BOULDER CO 803031124, BOULDER, CO 80303-1124 |
| Document Number | 3791560 |
|---|---|
| Date | Jun 17, 2020 |
| Instrument | 3791560 |
| Name | CALIBER HM LOANS |
|---|---|
| Type | Funding / Finance Company |
| Address | COPPELL, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jun 16, 2050 |
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 | $57,902 (+8.8%) Land $23,630 Building $34,272 | $851,500 (-) Land $347,500 Building $504,000 | |
| 2025 | $5,074.00 (+2.82%) | $53,219 (-12.52%) Land $21,719 Building $31,500 | $851,500 (-6.22%) Land $347,500 Building $504,000 |
| 2023 | $4,935.00 (+8.22%) | $60,836 (+23.88%) Land $27,497 Building $33,339 | $908,000 (+28.5%) Land $410,400 Building $497,600 |
| 2022 | $4,560.00 | $49,109 Land $20,204 Building $28,905 | $706,600 Land $290,700 Building $415,900 |
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