345 17th St, Boulder, CO 80302 Property Records

Boulder County property record for 345 17th St, Boulder, CO 80302 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms2.25 Baths
Year BuiltBuilt 1966
Square Footage2,506 sqft Living Area
Lot Size9,387 sqft (0.216 acres)
OccupancyOwner Occupied
Last Sale$281,500 (1990)
Tax Bill$8,656.00 (2025)

Property Details

APN / Parcel Number

Primary APN1577-06-2-14-009
Alternative APNs
  • R0004672
  • 0004672

Interior

Bedrooms3 Beds
Full Baths2.25 Baths
Partial Baths2 Partial Baths
Total Rooms8 Rooms
Building Area2,506 sqft Living Area
Gross Area3,218 sqft Gross Area
1st Floor1,376 sqft 1st Floor
Upper Floors946 sqft Upper Floors
Basement Area368 sqft Basement
Finished Basement184 sqft Finished
Unfinished Basement184 sqft Unfinished
Stories2 Stories
Interior StructureWallboard/Drywall Interior Structure

Exterior

Year BuiltBuilt 1966
Effective Year BuiltEffective 1966
Architectural StyleA-Frame Style
Exterior MaterialWood Shingle Exterior
Construction TypeFrame Construction
Roof MaterialAsphalt Roof
Lot Area9,387 sqft (0.216 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area528 sqft Garage
Deck Area320 sqft Deck
Patio Area620 sqft Patio

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemForced Air with Air Conditioning Heating

Location & Zoning

Account NumberR0004672
Street Address345 17TH ST
CityBOULDER
StateCO
Zip80302-8003
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionSO 38 1/2 FT LOT 12 & 7 1/2 FT ALLEY ADJ ON W & NO 31.40 FT LOT 13 BLK 12 INTERURBAN PARK
Legal Range70
Legal Township1S
Legal Section06
Legal SubdivisionINTERURBAN PARK - BO
Legal Block12
Legal Lot Number12
JurisdictionBOULDER CO
Minor Civil DivisionBOULDER
Census Blockgroup1
Census Block1021
Census Tract12505

Owner

Source: Boulder County records · APN 1577-06-2-14-009

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 Address345 17TH ST, BOULDER, CO 80302-8003
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 Jun 06, 1990
  • Deed Sale Price on Jun 06, 1990
  • Prior Sale Amount on Sep 13, 1984
Deed Doc Number19901046067
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$105,577 (+8.8%) Land $71,230 Building $34,347$1,552,600 (-) Land $1,047,500 Building $505,100
2025$8,656.00 (+14.36%)$97,038 (-1.02%) Land $65,469 Building $31,569$1,552,600 (+6.1%) Land $1,047,500 Building $505,100
2023$7,569.00 (+4.57%)$98,041 (+15.49%) Land $66,290 Building $31,751$1,463,300 (+19.8%) Land $989,400 Building $473,900
2022$7,238.00$84,894 Land $54,300 Building $30,594$1,221,500 Land $781,300 Building $440,200

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