Boulder County property record for 3337 Sentinel Dr, Boulder, CO 80301
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2.25 ba · 1,402 sqft · built 1991 |
| Lot Size | 0.086 acres (3,743 sqft) |
| Owner | Individual Name on File |
| Last Sale | $347,000 (Nov 2003) |
| Tax Bill | $4,450 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-21-3-07-032 |
| Primary APN | 1463-21-3-07-032 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.25 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,402 sqft Living Area |
| Gross Area | 2,598 sqft |
| 1st Floor Area | 828 sqft |
| Upper Floors Area | 574 sqft |
| Basement Area | 796 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1991 |
| Architectural Style | A-Frame |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Asphalt |
| Lot Area | 3,743 sqft (0.086 acres) |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0087734 |
|---|---|
| Street Address | 3337 SENTINEL DR |
| City | BOULDER |
| State | CO |
| Zip | 80301-5474 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 32 BLK 1 NORTHCREEK SUB |
| Legal Range | 70 |
| Legal Township | 1N |
| Legal Section | 21 |
| Legal Subdivision | NORTHCREEK SUBDIVISION - BO |
| Legal Block | 1 |
| Legal Lot Number | 32 |
| Jurisdiction | BOULDER CO |
| Township / Civil Division | BOULDER |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 12207 |
3337 Sentinel Dr is owned and occupied by an individual who acquired it in February 2010.
Source: Boulder County records, as of September 18, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3337 SENTINEL DR, BOULDER, CO 80301-5474 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 24, 2003 · Amount on File |
| Deed Sale | Nov 24, 2003 · Amount on File |
| Prior Sale | Jun 15, 1994 · Amount on File |
| Deed Document Number | 20032530884 |
| Last Transfer Date | Feb 19, 2010 |
| Transfer Doc | 0003063926 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3337 Sentinel Dr was $4,450.
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 | $52,822 (-0.2%) Land $26,506 Building $26,316 | $846,800 (-) Land $459,800 Building $387,000 | |
| 2025 | $4,450.00 | $52,926 Land $28,738 Building $24,188 | $846,800 Land $459,800 Building $387,000 |
| 2023 | $5,327.00 (+15.96%) | $65,379 (+32.14%) Land $27,162 Building $38,217 | $975,800 (+37.07%) Land $405,400 Building $570,400 |
| 2022 | $4,594.00 | $49,477 Land $22,893 Building $26,584 | $711,900 Land $329,400 Building $382,500 |
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.
FEMA maps place 3337 Sentinel Dr in Zone X, an area of minimal flood risk.
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 File 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.
Wildfire risk around 3337 Sentinel Dr is low, with a 0.01% annual chance of wildfire.
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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