Boulder County property record for 3254 Sentinel Dr, Boulder, CO 80301
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,241 sqft · built 1984 |
| Lot Size | 0.023 acres (997 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $392,500 (Apr 2015) |
| Tax Bill | $3,815 (2025) |
| Deeds & Mortgages | Oct 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1463-21-3-05-023 |
| Primary APN | 1463-21-3-05-023 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 4 Rooms |
| Building Area | 1,241 sqft Living Area |
| Gross Area | 1,883 sqft |
| 1st Floor Area | 642 sqft |
| Upper Floors Area | 599 sqft |
| Basement Area | 642 sqft |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | Townhouse |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Lot Area | 997 sqft (0.023 acres) |
| Garage Type | Carport |
| Garage Area | 285 sqft |
| Carport | Carport |
| Carport Area | 285 sqft |
| Parking Spaces | 1 Parking Space |
| Patio Area | 195 sqft |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0090654 |
|---|---|
| Street Address | 3254 SENTINEL DR |
| City | BOULDER |
| State | CO |
| Zip | 80301-5448 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 23 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 | 23 |
| 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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 3254 SENTINEL DR, BOULDER, CO 80301-5448 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 7, 2015 · Amount on Record |
| Deed Sale | Apr 7, 2015 · Amount on Record |
| Prior Sale | Jun 5, 2001 · Amount on Record |
| Deed Document Number | 20153437980 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | BOULDER CO |
| Property Address | 3254 SENTINEL DR, BOULDER, CO 80301-5448 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | LAND TITLE GUARANTEE |
| Name | Verified Name |
|---|
| Document Number | 0003825426 |
|---|---|
| Date | Oct 20, 2020 |
| Instrument | 3825426 |
| Name | ELEVATIONS CU |
|---|---|
| Type | Credit Union |
| Address | BOULDER, CO 80301 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2050 |
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 | $39,180 (-2.08%) Land $11,783 Building $27,397 | $640,200 (-) Land $237,300 Building $402,900 | |
| 2025 | $3,815.00 (+10.68%) | $40,012 (-8.24%) Land $14,831 Building $25,181 | $640,200 (-1.63%) Land $237,300 Building $402,900 |
| 2023 | $3,447.00 (+5.51%) | $43,604 (+23.94%) Land $14,640 Building $28,964 | $650,800 (+28.57%) Land $218,500 Building $432,300 |
| 2022 | $3,267.00 | $35,181 Land $12,149 Building $23,032 | $506,200 Land $174,800 Building $331,400 |
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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