811 9th St, Boulder, CO 80302 Property Records

Boulder County property record for 811 9th St, Boulder, CO 80302 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms1.75 Baths
Year BuiltBuilt 1985
Square Footage2,078 sqft Living Area
Lot Size6,246 sqft (0.143 acres)
OccupancyOwner Occupied
Last Sale$595,000 (2007)
Tax Bill$7,627.00 (2025)

Property Details

APN / Parcel Number

Primary APN1461-36-4-17-011
Alternative APNs
  • R0006346
  • 0006346

Interior

Bedrooms4 Beds
Full Baths1.75 Baths
Partial Baths1 Partial Baths
Total Rooms9 Rooms
Building Area2,078 sqft Living Area
Gross Area2,520 sqft Gross Area
1st Floor1,260 sqft 1st Floor
Basement Area1,260 sqft Basement
Finished Basement818 sqft Finished
Unfinished Basement442 sqft Unfinished
Stories1 Stories
Interior StructurePlaster Interior Structure

Exterior

Year BuiltBuilt 1927
Effective Year BuiltEffective 1985
Architectural StyleRanch Style
Exterior MaterialCombination Exterior
Construction TypeMasonry/Concrete Masonry Units (CMUs) Construction
Roof MaterialAsphalt Roof
Lot Area6,246 sqft (0.143 acres)
Parking Spaces1 Parking Spaces
Garage TypeAttached Garage
Garage Area252 sqft Garage
Patio Area216 sqft Patio
PorchPorch
Porch Area144 sqft Porch

Utilities and HVAC

Heating SystemForced Air with Air Conditioning Heating

Location & Zoning

Account NumberR0006346
Street Address811 9TH ST
CityBOULDER
StateCO
Zip80302-7528
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionLOTS 21 & 22 BLK 1 CHAUTAUQUA HEIGHTS
Legal Range71
Legal Township1N
Legal Section36
Legal SubdivisionCHAUTAUQUA HEIGHTS - BO
Legal Block1
Legal Lot Number21
JurisdictionBOULDER CO
Minor Civil DivisionBOULDER
Census Blockgroup3
Census Block3024
Census Tract12201

Owner

Source: Boulder County records · APN 1461-36-4-17-011

Assessment roll updated June 15, 2026 · Last verified June 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 Address811 9TH ST, BOULDER, CO 80302-7528
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Known Transactions
  • Last Sale Amount on Aug 15, 2007
  • Deed Sale Price on Aug 15, 2007
  • Prior Sale Amount on Mar 01, 1993
Deed Doc Number20072876160
Record RefreshedSep 20, 2026

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified June 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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.

YearTax BillAssessed ValueAssessed Market Value
2026$72,488 (-9.39%) Land $61,744 Building $10,744$1,066,000 (-16.72%) Land $908,000 Building $158,000
2025$7,627.00 (+1.79%)$80,000 (-11.56%) Land $70,125 Building $9,875$1,280,000 (-5.19%) Land $1,122,000 Building $158,000
2023$7,493.00 (+8.75%)$90,457 (+21.91%) Land $79,630 Building $10,827$1,350,100 (+26.46%) Land $1,188,500 Building $161,600
2022$6,890.00$74,198 Land $66,778 Building $7,420$1,067,600 Land $960,840 Building $106,760

Nearby Properties on 9th St

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