Boulder County property record for 1347 Alpine Ave, Boulder, CO 80304
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,366 sqft · built 1984 |
| Lot Size | 0.095 acres (4,155 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $806,800 (Nov 2025) |
| Tax Bill | $4,866 (2025) |
| Deeds & Mortgages | Nov 2025 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-30-2-40-004 |
| Primary APN | 1463-30-2-40-004 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Building Area | 1,366 sqft Living Area |
| Gross Area | 1,766 sqft |
| 1st Floor Area | 422 sqft |
| Upper Floors Area | 432 sqft |
| Basement Area | 512 sqft |
| Finished Basement | 512 sqft |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Townhouse |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 4,155 sqft (0.095 acres) |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Porch Area | 32 sqft |
| Deck Area | 100 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Account Number | R0094868 |
|---|---|
| Street Address | 1347 ALPINE AVE |
| City | BOULDER |
| State | CO |
| Zip | 80304-3503 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 4 ALPINE TOWNHOUSE |
| Legal Subdivision | ALPINE SUB - BO |
| Legal Block | 1 |
| Legal Lot Number | 4 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 12106 |
Source: Boulder County records, as of September 18, 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 Record |
|---|---|
| Mailing Address | 1347 ALPINE AVE, BOULDER, CO 80304-3503 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants in Common |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 3, 2025 · Amount on Record |
| Deed Sale | Nov 3, 2025 · Amount on Record |
| Prior Sale | Dec 17, 1992 · Amount on Record |
| Deed Document Number | 20254107867 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | BOULDER CO |
| Recording Date | Nov 3, 2025 |
| Property Address | 1347 ALPINE AVE, BOULDER, CO 80304-3503 |
| Document Number | 0004107867 |
| Instrument Date | Oct 30, 2025 |
| Instrument | 4107867 |
| Transaction Type | Transfer |
| Record Updated | Dec 1, 2025 |
| Title Company | HERITAGE TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $80.68 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Severalty |
| Address | 1347 ALPINE AVE, BOULDER, CO 80304-3503 |
| Document Number | 0004107868 |
|---|---|
| Date | Nov 3, 2025 |
| Instrument | 4107868 |
| Name | GUILD MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Nov 1, 2055 |
Source: Boulder County assessment roll, as of September 18, 2026
| Type | Name |
|---|---|
| State | Colorado |
| County | Boulder County |
| Municipality | Boulder City |
| Unified School District | Boulder Valley School District RE-2 (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $57,569 (+0.49%) Land $40,753 Building $16,816 | $916,600 (-) Land $669,300 Building $247,300 | |
| 2025 | $4,866.00 (+18.57%) | $57,287 (+7.28%) Land $41,831 Building $15,456 | $916,600 (+7.58%) Land $669,300 Building $247,300 |
| 2024 | $4,104.00 (+1.79%) | $53,399 (-6.46%) Land $40,609 Building $12,790 | $852,000 (-) Land $661,100 Building $190,900 |
| 2023 | $4,032.00 (+3.07%) | $57,084 (+16.31%) Land $44,294 Building $12,790 | $852,000 (+20.65%) Land $661,100 Building $190,900 |
| 2022 | $3,912.00 | $49,080 Land $33,436 Building $15,644 | $706,200 Land $481,100 Building $225,100 |
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.
Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 27 individual policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 102 units insured incl. 75 condo units |
| Nearby Flood Claims | 4 (2013–2023) |
| Most Recent Claim | Mar 2023 · other causes |
| Claims by Event |
|
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 91% of Colorado |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CITY OF BOULDER serves 166,080 people · EPA ID CO0107152 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Sep 2024 |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| Water Quality | Haloacetic acids resolved · Jul 2017 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 596 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| CenturyLink Fiber | 2,000 / 1,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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