Boulder County property record for 1805 Walnut St, Boulder, CO 80302 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,395 sqft · built 1909 |
| Lot Size | 0.16 acres (6,985 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $7,272 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 1463-30-4-27-006 |
| Primary APN | 1463-30-4-27-006 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,395 sqft Living Area |
| 1st Floor Area | 1,395 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1909 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | Ranch |
| Exterior Material | Combination |
| Construction Type | Masonry / Concrete Block |
| Roof Material | Asphalt |
| Lot Area | 6,985 sqft (0.16 acres) |
| Porch | Porch |
| Porch Area | 172 sqft |
| Total Buildings | 2 Buildings |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0002434 |
|---|---|
| Street Address | 1805 WALNUT ST |
| City | BOULDER |
| State | CO |
| Zip | 80302-5510 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 7 BLK 73 BO EAST |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 30 |
| Legal Subdivision | BOULDER O T EAST & WEST & NORTH - BO |
| Legal Block | 73 |
| Legal Lot Number | 7 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 12205 |
Source: Boulder County records · APN 1463-30-4-27-006
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 Name on File |
|---|---|
| Mailing Address | 1805 WALNUT ST, BOULDER, CO 80302-5510 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 30, 1988 |
| Deed Sale | Mar 30, 1988 |
| Deed Document Number | 1988910234 |
| Last Transfer Date | Jul 22, 2015 |
| Transfer Doc | 0003466265 |
| 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 | $82,980 (+8.8%) Land $64,899 Building $18,081 | $1,220,300 (-) Land $954,400 Building $265,900 | |
| 2025 | $7,272.00 (-1.81%) | $76,269 (-13.3%) Land $59,650 Building $16,619 | $1,220,300 (-7.05%) Land $954,400 Building $265,900 |
| 2024 | $7,406.00 (+1.76%) | ||
| 2023 | $7,278.00 (+17.44%) | $87,964 (+33.13%) Land $70,531 Building $17,433 | $1,312,900 (+38.1%) Land $1,052,700 Building $260,200 |
| 2022 | $6,197.00 | $66,073 Land $52,785 Building $13,288 | $950,700 Land $759,500 Building $191,200 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130122052, 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 | Moderate |
| 500-Year Floodplain | Yes |
| Flood Insurance Cost | Premium on Record median of 31 individual NFIP policies nearby |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 64 units insured (33 under condo master policies) 13 of 31 individual policies on primary residences |
| Nearby Flood Claims | 6 (2013) |
| Claims Outside the SFHA | 2 of 6 |
| Most Recent Claim | Sep 2013, rainfall accumulation, Severe Storms, Flooding, Landslides, And Mudslides |
| Flood Events |
|
| 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.
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