Boulder County property record for 3278 Sentinel Dr, Boulder, CO 80301
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2.25 ba · 1,356 sqft · built 1992 |
| Lot Size | 0.02 acres (854 sqft) |
| Owner | Company Name on Record |
| Last Sale | $102,100 (Nov 1992) |
| Tax Bill | $3,954 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-21-3-05-007 |
| Primary APN | 1463-21-3-05-007 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 5 Rooms |
| Building Area | 1,356 sqft Living Area |
| Gross Area | 1,708 sqft |
| 1st Floor Area | 544 sqft |
| Upper Floors Area | 620 sqft |
| Basement Area | 544 sqft |
| Finished Basement | 192 sqft |
| Unfinished Basement | 352 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1992 |
| Architectural Style | Townhouse |
| Exterior Material | Brick Veneer |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 854 sqft (0.02 acres) |
| Garage Type | Carport |
| Garage Area | 285 sqft |
| Carport | Carport |
| Carport Area | 285 sqft |
| Parking Spaces | 1 Parking Space |
| Patio Area | 104 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0090638 |
|---|---|
| Street Address | 3278 SENTINEL DR |
| City | BOULDER |
| State | CO |
| Zip | 80301-5498 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 7 BLK 3 CENTER GREEN HEIGHTS REPLAT |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 21 |
| Legal Subdivision | CENTER GREEN HEIGHTS REPLAT - BO |
| Legal Block | 3 |
| Legal Lot Number | 7 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 12207 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 16015 QUANDARY LOOP, BROOMFIELD, CO 80023-8105 |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 30, 1992 · Amount on Record |
| Deed Sale | Nov 30, 1992 · Amount on Record |
| Prior Sale | May 14, 1991 · Amount on Record |
| Deed Document Number | 19921243660 |
| Last Transfer Date | Nov 16, 2010 |
| Transfer Doc | 0003115559 |
| Record Updated | Oct 29, 2026 |
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 | $39,780 (-2.08%) Land $10,513 Building $29,267 | $650,000 (-) Land $219,600 Building $430,400 | |
| 2025 | $3,954.00 (+11.29%) | $40,625 (-7.6%) Land $13,725 Building $26,900 | $650,000 (-0.94%) Land $219,600 Building $430,400 |
| 2023 | $3,553.00 (+6.28%) | $43,965 (+24.92%) Land $13,547 Building $30,418 | $656,200 (+29.58%) Land $202,200 Building $454,000 |
| 2022 | $3,343.00 | $35,195 Land $11,245 Building $23,950 | $506,400 Land $161,800 Building $344,600 |
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 20 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 20 in force |
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 98% of the US · lower than 99.2% of Colorado |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 744 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Ayva Networks Fixed Wireless | 2,500 / 2,500 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| LiveWireNet Fixed Wireless | 250 / 100 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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