1. Home
  2. Colorado
  3. Boulder County
  4. Boulder
  5. Sentinel Dr

3393 Sentinel Dr, Boulder, CO 80301 Property Records

Boulder County property record for 3393 Sentinel Dr, Boulder, CO 80301

Property Summary

Property TypeSingle Family Home
Details2 bd · 2.25 ba · 2,210 sqft · built 1991
Lot Size0.122 acres (5,331 sqft)
OwnerIndividual Name on File
Last Sale$727,000 (Mar 2020)
Tax Bill$5,606 (2025)
Deeds & MortgagesMar 2020 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN1463-21-3-09-002

Property Details

APN / Parcel Number

Primary APN1463-21-3-09-002
Alternative APNs
  • R0106573
  • 0106573

Interior

Bedrooms2 Beds
Full Baths2.25 Baths
Half Baths2 Half Baths
Total Rooms6 Rooms
Stories2 Stories
Building Area2,210 sqft Living Area
Gross Area2,690 sqft
1st Floor Area816 sqft
Upper Floors Area678 sqft
Basement Area796 sqft
Finished Basement716 sqft
Unfinished Basement80 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1991
Effective Year BuiltEffective 1991
Architectural StyleA-Frame
Exterior MaterialWood Shingle
Construction TypeFrame
Lot Area5,331 sqft (0.122 acres)
Garage TypeAttached
Garage Area400 sqft
Parking Spaces2 Parking Spaces
Patio Area140 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0106573
Street Address3393 SENTINEL DR
CityBOULDER
StateCO
Zip80301-5450
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 2 BLK 3 NORTHCREEK SUB
Legal Range70
Legal Township1N
Legal Section21
Legal SubdivisionNORTHCREEK SUBDIVISION - BO
Legal Block3
Legal Lot Number2
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2008
Census Tract12207

Owner

3393 Sentinel Dr is owned and occupied by an individual who bought it in March 2020.

Source: Boulder County records, as of September 18, 2026

Owner of RecordIndividual Name on File
Mailing Address3393 SENTINEL DR, BOULDER, CO 80301-5450
OccupancyOwner Occupied
Owner TypeIndividual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMar 4, 2020 · Amount on File
Deed SaleMar 4, 2020 · Amount on File
Prior SaleSep 6, 1995 · Amount on File
Deed Document Number20203769771
Prior Transfer DateJul 27, 2009
Prior Transfer Doc0003020281
Record UpdatedOct 29, 2026

March 2020: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionBOULDER CO
Recording DateMar 4, 2020
Property Address3393 SENTINEL DR, BOULDER, CO 80301-5450
Document Number0003769771
Instrument DateMar 2, 2020
Instrument3769771
Transaction TypeTransfer
Record UpdatedMar 19, 2020
Title CompanyGUARDIAN TITLE COMPANY, GUARDIAN TITLE CO.

Transaction

AmountAmount on Record
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$73.00
Amount AccuracyConfirmed
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants with Right of Survivorship
Address3393 SENTINEL DR BOULDER CO 803015450, BOULDER, CO 80301-5450

Mortgage

Document Number3769772
DateMar 4, 2020
Instrument3769772
Lender
NameELEVATIONS CU
AddressBOULDER, CO 80301
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term360 Months
DueMar 3, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 3393 Sentinel Dr was $5,606.

Source: Boulder County assessment roll, as of September 18, 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$59,214 (+0.7%) Land $32,551 Building $26,663$940,800 (-) Land $548,700 Building $392,100
2025$5,606.00$58,800 Land $34,294 Building $24,506$940,800 Land $548,700 Building $392,100
2023$5,955.00 (+17.92%)$72,649 (+33.59%) Land $32,415 Building $40,234$1,084,300 (+38.57%) Land $483,800 Building $600,500
2022$5,050.00$54,383 Land $27,327 Building $27,056$782,500 Land $393,200 Building $389,300

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

FEMA maps place 3393 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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on File
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

Wildfire risk around 3393 Sentinel Dr is low, with a 0.03% annual chance of wildfire.

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

Wildfire RiskLow
lower than 67% of the US · lower than 84% of Colorado
Wildfire Likelihood0.03% annual chance
ExposureNone
beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

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 108 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Ayva Networks
Fixed Wireless		2,500 / 2,500
Xfinity
Cable · Fiber in parts of the area		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

Nearby Properties on Sentinel Dr

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures