Boulder County property record for 1023 Walnut St, Boulder, CO 80302 · Last verified June 2026
| Property Type | Mixed Use Store/Office |
|---|---|
| Details | 73,526 sqft · built 2015 |
| Lot Size | 0.402 acres (17,507 sqft) |
| Owner | Company Name on File |
| Tax Bill | $567,757 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-30-3-99-004 |
| Primary APN | 1463-30-3-99-004 |
|---|---|
| Alternative APN |
|
| Units | 4 Units |
|---|---|
| Stories | 1 Story |
| Building Area | 73,526 sqft Gross Area |
| 1st Floor Area | 41,595 sqft |
| Year Built | Built 2015 |
|---|---|
| Effective Year Built | Effective 2015 |
| Construction Type | Concrete |
| Lot Area | 17,507 sqft (0.402 acres) |
| Deck Area | 7,273 sqft |
| Cooling System | Package A/C |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Electric |
| Account Number | R0603980 |
|---|---|
| Street Address | 1023 WALNUT ST, 100 |
| City | BOULDER |
| State | CO |
| Zip | 80302-5236 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Mixed Use Store/Office |
| Legal Description | LOT 2A BOULDER & W BOULDER LOT LINE ELIMINATION |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 30 |
| Legal Subdivision | BOULDER AND WEST BOULDER LOT LINE ELIMIN |
| Legal Block | 3 |
| Legal Lot Number | 2A |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3023 |
| Census Tract | 12204 |
Source: Boulder County records · APN 1463-30-3-99-004
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 | Company Name on File |
|---|---|
| Mailing Address | 161 DETROIT ST, DENVER, CO 80206-4805 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
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 | $5,435,125 (-7.41%) Land $983,750 Building $4,451,375 | $21,740,500 (-) Land $3,935,000 Building $17,805,500 | |
| 2025 | $567,757.00 (-12.7%) | $5,869,935 (-15.84%) Land $1,062,450 Building $4,807,485 | $21,740,500 (-13.04%) Land $3,935,000 Building $17,805,500 |
| 2023 | $650,341.00 (+0.29%) | $6,975,001 (+7.93%) Land $1,097,865 Building $5,877,136 | $25,000,000 (+12.19%) Land $3,935,000 Building $21,065,000 |
| 2022 | $648,429.00 | $6,462,389 Land $1,141,150 Building $5,321,239 | $22,284,100 Land $3,935,000 Building $18,349,100 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130122043, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Cost | Premium on Record median of 63 individual NFIP policies nearby |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 72 units insured 9 under condo master policies |
| Nearby Flood Claims | 15 (1983–2013) |
| Claims Outside the SFHA | 1 of 15 |
| Most Recent Claim | Sep 2013, river or lake flooding, Severe Storms, Flooding, Landslides, And Mudslides |
| Claims By Storm |
|
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026
| Historic District | Within the Downtown Boulder Historic District listed 1980 · 125 contributing resources · NRIS 80000878 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 426 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Ayva | Fixed Wireless (unlicensed) | 2,500 / 2,500 |
| Lumen Technologies | Fiber | 2,000 / 1,000 |
| Xfinity | Cable | 2,000 / 250 |
| Live Wire Networks | Fixed Wireless (licensed-by-rule) | 250 / 100 |
| AT&T | Fixed Wireless | 100 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Lumen Technologies, Verizon, Ayva. Availability varies by address; speeds are provider-advertised maximums, not measured.
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