Boulder County property record for 645 Walnut St, Boulder, CO 80302 · Last verified June 2026
| Property Type | Commercial > Retail |
|---|---|
| Bathrooms | 3 Baths |
| Year Built | Built 2000 |
| Square Footage | 1,932 sqft Gross Area |
| Lot Size | 3,544 sqft (0.081 acres) |
| Garage | 480 sqft |
| Last Sale | $1,450,000 (2021) |
| Tax Bill | $41,022.00 (2025) |
| Primary APN | 1461-25-4-42-011 |
|---|---|
| Alternative APNs |
|
| Full Baths | 3 Baths |
|---|---|
| Partial Baths | 2 Partial Baths |
| Building Area | 1,932 sqft Gross Area |
| Stories | 2 Stories |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 2000 |
| Construction Type | Brick Construction |
| Lot Area | 3,544 sqft (0.081 acres) |
| Garage Area | 480 sqft Garage |
| Porch | Porch |
| Porch Area | 90 sqft Porch |
| Cooling System | A/C Package Cooling |
|---|---|
| Heating System | HVAC Heating |
| Account Number | R0001596 |
|---|---|
| Street Address | 645 WALNUT ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-5031 |
| Property Usage | Commercial Property Usage |
| Type | Commercial > Retail |
| Legal Description | S 75 FT LOT 12 BLK 61 BOULDER WEST |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | BOULDER O T EAST & WEST & NORTH - BO |
| Legal Block | 61 |
| Legal Lot Number | 12 |
| Jurisdiction | BOULDER CO |
| Minor Civil Division | BOULDER |
| Census Blockgroup | 1 |
| Census Block | 1005 |
| Census Tract | 12201 |
Source: Boulder County records · APN 1461-25-4-42-011
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 | 645 WALNUT ST, BOULDER, CO 80302-5031 |
| Owner Type | Owner is a Company |
| Date | Document |
|---|---|
| Oct 26, 2021 | Special Warranty Deed, Transfer · Commercial Mortgage FIRST WESTERN TRUST BANK |
| May 29, 2018 | Warranty Deed, Transfer · Federal Housing Administration (FHA) Mortgage CALIBER HM LOANS |
| Deed Names | Verified Name on Deed |
|---|---|
| Known Transactions |
|
| Deed Doc Number | 20213923811 |
| Prior Transfer Date | Sep 01, 2009 |
| Prior Transfer Doc | 0003033533 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Oct 26, 2021 |
| Property Address | 645 WALNUT ST, BOULDER, CO 80302-5031 |
| Document Number | 0003923811 |
| Instrument Date | Oct 26, 2021 |
| Instrument | 3923811 |
| Transaction Type | Transfer |
| Record Updated | Nov 16, 2021 |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $145.00 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 700 FRONT ST # 104, 104, LOUISVILLE, CO 80027-1805 |
| Document Number | 0003923813 |
|---|---|
| Date | Oct 26, 2021 |
| Instrument | 3923813 |
| Name | FIRST WESTERN TRUST BANK |
|---|---|
| Type | Bank |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | May 29, 2018 |
| Property Address | 645 WALNUT ST, BOULDER, CO 80302-5031 |
| Document Number | 0003657516 |
| Instrument Date | May 25, 2018 |
| Instrument | 3657516 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2018 |
| Title Company | LAND TITLE GUARANTEE |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $44.50 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1970 76TH ST BOULDER CO 80301, BOULDER, CO 80301 |
| Document Number | 3657517 |
|---|---|
| Date | May 29, 2018 |
| Instrument | 3657517 |
| Name | CALIBER HM LOANS |
|---|---|
| Type | Funding / Finance Company |
| Address | IRVING, TX 75063 |
| Type | Federal Housing Administration (FHA) Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | May 28, 2048 |
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 | $425,825 (-7.41%) Land $267,050 Building $158,775 | $1,703,300 (-) Land $1,068,200 Building $635,100 | |
| 2025 | $41,022.00 (+21.57%) | $459,891 (+17.22%) Land $288,414 Building $171,477 | $1,703,300 (+21.13%) Land $1,068,200 Building $635,100 |
| 2024 | $33,743.00 (+1.76%) | ||
| 2023 | $33,158.00 (+22.51%) | $392,330 (+34.61%) Land $264,046 Building $128,284 | $1,406,200 (+39.92%) Land $946,400 Building $459,800 |
| 2022 | $27,065.00 | $291,450 Land $200,100 Building $91,350 | $1,005,000 Land $690,000 Building $315,000 |
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