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811 Crescent Dr, Boulder, CO 80303 Property Records

Boulder County property record for 811 Crescent Dr, Boulder, CO 80303

Property Summary

Property TypeSingle Family Home
Details5 bd · 2.5 ba · 2,788 sqft · built 1957
Lot Size0.33 acres (14,391 sqft)
Owner2 Individual Names on Record
Last Sale$125,000 (Aug 1984)
Tax Bill$6,903 (2025)
Deeds & MortgagesJul 2018 Line of Credit
Flood ZoneZone AE (high risk)
APN1463-33-4-20-006

Property Details

APN / Parcel Number

Primary APN1463-33-4-20-006
Alternative APNs
  • R0037742
  • 0037742

Interior

Bedrooms5 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms10 Rooms
Stories1 Story
Building Area2,788 sqft Living Area
1st Floor Area2,788 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1957
Effective Year BuiltEffective 1962
Architectural StyleRanch
Exterior MaterialBrick Veneer
Construction TypeMasonry / Concrete Block
Roof MaterialAsphalt
Lot Area14,391 sqft (0.33 acres)
Garage TypeCarport
Garage Area320 sqft
CarportCarport
Carport Area320 sqft
Parking Spaces1 Parking Space
PorchPorch
Porch Area403 sqft
Total Buildings2 Buildings

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0037742
Street Address811 CRESCENT DR
CityBOULDER
StateCO
Zip80303-2714
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 6 BLK 1 COUNTRY CLUB PARK
Legal Range70
Legal Township1N
Legal Section33
Legal SubdivisionCOUNTRY CLUB PARK - BO
Legal Block1
Legal Lot Number6
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2015
Census Tract12603

Owner

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 Record2 Individual Names on Record
Mailing Address5938 SUGARLOAF RD, BOULDER, CO 80302-9289
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 31, 1984 · Amount on Record
Deed SaleAug 31, 1984 · Amount on Record
Prior SaleJul 30, 1984
Deed Document Number1984643618
Last Transfer DateMar 30, 1999
Transfer Doc0001923121
Record UpdatedOct 29, 2026

July 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address811 CRESCENT DR, BOULDER, CO 80303-2714
Document Number0003667605
Instrument DateJul 18, 2018
Transaction TypeMortgage
Record UpdatedAug 2, 2018

Transferred To (Grantee/Buyer)

NameVerified Name
Address811 CRESCENT DR BOULDER CO 803032714, BOULDER, CO 80303-2714

Mortgage

Document Number0003667605
DateJul 25, 2018
Instrument3667605
Lender
NameFIRST ST BK/COLORADO
TypeBank
AddressDENVER, CO 80237
Agreement
TypeLine of Credit
AmountAmount Recorded
Interest
Rate TypeAdjustable Rate

Tax Assessment & Valuation

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$72,168 (+2.07%) Land $44,736 Building $27,432$1,131,300 (-) Land $727,900 Building $403,400
2025$6,903.00 (+1.38%)$70,707 (-12.49%) Land $45,494 Building $25,213$1,131,300 (-6.19%) Land $727,900 Building $403,400
2023$6,809.00 (+17.88%)$80,795 (+33.35%) Land $52,541 Building $28,254$1,205,900 (+38.32%) Land $784,200 Building $421,700
2022$5,776.00$60,590 Land $37,905 Building $22,685$871,800 Land $545,400 Building $326,400

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 AE
high risk
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood ElevationVaries along the reach; see FIRM
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on Record
median of 91 individual policies
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies103 units insured
incl. 12 condo units
Nearby Flood Claims93 (2013)
Claims Outside the SFHA50 of 93
Most Recent ClaimOct 2013 · other causes
Claims by Event
  • Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 90 claims

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 LikelihoodUnder 0.01% 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 394 locations within half a mile, as of December 31, 2025

ProviderMax 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
T-Mobile
Fixed Wireless		100 / 20

May also be available: AT&T.

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