3294 Sentinel Dr, Boulder, CO 80301 Property Records

Boulder County property record for 3294 Sentinel Dr, Boulder, CO 80301

Property Summary

Property TypeSingle Family Home
Details4 bd · 3 ba · 1,684 sqft · built 1992
Lot Size0.019 acres (843 sqft)
OwnerIndividual Name on File
Last Sale$615,000 (May 2025)
Tax Bill$3,796 (2025)
Flood ZoneZone X (minimal risk)
APN1463-21-3-05-003

Property Details

APN / Parcel Number

Primary APN1463-21-3-05-003
Alternative APNs
  • R0090634
  • 0090634

Interior

Bedrooms4 Beds
Full Baths3 Baths
Half Baths3 Half Baths
Total Rooms7 Rooms
Building Area1,684 sqft Living Area
1st Floor Area544 sqft
Upper Floors Area596 sqft
Basement Area544 sqft
Finished Basement544 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1992
Effective Year BuiltEffective 2004
Architectural StyleTownhouse
Exterior MaterialWood Shingle
Construction TypeFrame
Lot Area843 sqft (0.019 acres)
Garage TypeCarport
Garage Area285 sqft
CarportCarport
Carport Area285 sqft
Parking Spaces1 Parking Space
Patio Area112 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0090634
Street Address3294 SENTINEL DR
CityBOULDER
StateCO
Zip80301-5498
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 3 BLK 3 CENTER GREEN HEIGHTS REPLAT
Legal Range70
Legal Township1N
Legal Section21
Legal SubdivisionCENTER GREEN HEIGHTS REPLAT - BO
Legal Block3
Legal Lot Number3
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2008
Census Tract12207

Owner

Source: Boulder County assessment roll, as of June 15, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on File
Mailing Address3294 SENTINEL DR, BOULDER, CO 80301-5498
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleMay 29, 2025 · Amount on Record
Deed SaleMay 29, 2025 · Amount on Record
Prior SaleMay 28, 1992 · Amount on Record
Deed Document Number20254089419
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 2026

Property Jurisdictions

TypeName
StateColorado
CountyBoulder County
MunicipalityBoulder City
Unified School DistrictBoulder Valley School District RE-2 (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$43,316 (+8.8%) Land $14,838 Building $28,478$637,000 (-) Land $218,200 Building $418,800
2025$3,796.00 (+34.28%)$39,813 (-7.67%) Land $13,638 Building $26,175$637,000 (-1.03%) Land $218,200 Building $418,800
2023$2,827.00 (+10.04%)$43,121 (+24.56%) Land $13,460 Building $29,661$643,600 (+29.21%) Land $200,900 Building $442,700
2022$2,569.00$34,618 Land $11,169 Building $23,449$498,100 Land $160,700 Building $337,400

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.

Flood

Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 20 policies
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies20 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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 98% of the US · lower than 99.2% of Colorado
Wildfire Likelihood0.01% annual chance
ExposureDirect
burnable vegetation at the parcel

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF BOULDER
serves 166,080 people · EPA ID CO0107152
Water SourceSurface water
Last State InspectionSep 2024
Lead2 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityHaloacetic acids
resolved · Jul 2017
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 744 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Ayva
Fixed Wireless
2,500 / 2,500
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20
Live Wire Networks
Fixed Wireless
250 / 100
Lumen Technologies
DSL · Fiber in parts of the area
140 / 20
T-Mobile USA
Fixed Wireless
100 / 20

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