Boulder County property record for 363 Alpine Ave, Boulder, CO 80304 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,904 sqft · built 1962 |
| Lot Size | 0.213 acres (9,276 sqft) |
| Owner | Individual Name on File |
| Last Sale | $1,268,000 (May 2014) |
| Tax Bill | $11,669 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1461-25-2-03-008 |
| Primary APN | 1461-25-2-03-008 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,904 sqft Living Area |
| 1st Floor Area | 1,904 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Ranch |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 9,276 sqft (0.213 acres) |
| Garage Type | Detached |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 577 sqft |
| Total Buildings | 2 Buildings |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0003427 |
|---|---|
| Street Address | 363 ALPINE AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-3207 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | E 1/2 LOTS 11-16 BLK 48 NEWLANDS ID 3428 COMB HERE/OWNER 2/93 |
| Legal Range | 71 |
| Legal Township | 1N |
| Legal Section | 25 |
| Legal Subdivision | NEWLANDS - BO |
| Legal Block | 48 |
| Legal Lot Number | 13 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 3 |
| Census Block | 3022 |
| Census Tract | 12101 |
Source: Boulder County records · APN 1461-25-2-03-008
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 | 363 ALPINE AVE, BOULDER, CO 80304-3207 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 20, 2014 · Amount on Record |
| Deed Sale | May 20, 2014 · Amount on Record |
| Prior Sale | Feb 19, 2003 · Amount on Record |
| Deed Document Number | 20143381081 |
| 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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $139,958 (+8.8%) Land $113,642 Building $26,316 | $2,058,200 (-) Land $1,671,200 Building $387,000 | |
| 2025 | $11,669.00 (-6.48%) | $128,638 (-13.18%) Land $104,450 Building $24,188 | $2,058,200 (-6.93%) Land $1,671,200 Building $387,000 |
| 2023 | $12,477.00 (+26.41%) | $148,171 (+39.4%) Land $115,763 Building $32,408 | $2,211,500 (+44.6%) Land $1,727,800 Building $483,700 |
| 2022 | $9,870.00 | $106,293 Land $83,129 Building $23,164 | $1,529,400 Land $1,196,100 Building $333,300 |
Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130121013, 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 |
| Flood Insurance Cost | Premium on Record median of 14 individual NFIP policies nearby |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 14 in force |
| Nearby Flood Claims | 4 (1995–2013) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | Sep 2013, rainfall accumulation, Severe Storms, Flooding, Landslides, And Mudslides |
| Claims By Storm |
|
| Wildfire Risk | High above 77% of the US · above 78% of Colorado |
|---|---|
| Wildfire Likelihood | About 1 in 204 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 223 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 |
| Verizon | Fixed Wireless | 300 / 20 |
| Live Wire Networks | Fixed Wireless (licensed-by-rule) | 250 / 100 |
May also be available at this address: T-Mobile USA, Lumen Technologies. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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