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425 Iris Ave, Boulder, CO 80304 Property Records

Boulder County property record for 425 Iris Ave, Boulder, CO 80304 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms1.75 Baths
Year BuiltBuilt 1954
Square Footage1,856 sqft Living Area
Lot Size6,772 sqft (0.156 acres)
GarageAttached, 351 sqft
Last Sale$1,325,000 (2023)
Tax Bill$7,882.00 (2025)

Property Details

APN / Parcel Number

Primary APN1461-24-4-00-027
Alternative APNs
  • R0000558
  • 0000558

Interior

Bedrooms3 Beds
Full Baths1.75 Baths
Partial Baths1 Partial Baths
Total Rooms6 Rooms
Building Area1,856 sqft Living Area
Gross Area2,624 sqft Gross Area
1st Floor1,352 sqft 1st Floor
Basement Area921 sqft Basement
Stories1 Stories
Interior StructurePlaster Interior Structure

Exterior

Year BuiltBuilt 1954
Effective Year BuiltEffective 1954
Architectural StyleRanch Style
Exterior MaterialWood Shingle Exterior
Construction TypeFrame Construction
Roof MaterialAsphalt Roof
Lot Area6,772 sqft (0.156 acres)
Parking Spaces1 Parking Spaces
Garage TypeAttached Garage
Garage Area351 sqft Garage

Utilities and HVAC

Heating SystemForced Air with Air Conditioning Heating

Location & Zoning

Account NumberR0000558
Street Address425 IRIS AVE
CityBOULDER
StateCO
Zip80304-1749
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionTRACT 402-A-2-L BO 24-1N-71 BOOK 975 PAGE 412 BCR
Legal Range71
Legal Township1N
Legal Section24
Legal SubdivisionTR, NBR 101-103,105,107,109,170
Legal Tract402-A-2-L
Legal Block2
JurisdictionBOULDER CO
Minor Civil DivisionBOULDER
Census Blockgroup2
Census Block2008
Census Tract12101

Owner

Source: Boulder County records · APN 1461-24-4-00-027

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 Owner on File
Mailing Address425 IRIS AVE, BOULDER, CO 80304-1749
Owner TypeOwner is a Company

Deeds, Mortgages & Sale History

DateDocument
Feb 03, 2025Deed of Trust, Mortgage · Commercial Mortgage
FLATIRONS BANK
Jun 20, 2023Special Warranty Deed, Transfer
LAND TITLE GUARANTEE

Assessor's Deed Record

Deed NamesVerified Name on Deed
Known Transactions
  • Last Sale Amount on Jun 20, 2023
  • Deed Sale Price on Jun 20, 2023
  • Apr 24, 1991
Deed Doc Number20234011464
Record RefreshedSep 20, 2026

February 2025: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address425 IRIS AVE, BOULDER, CO 80304-1749
Transaction TypeMortgage
Record UpdatedFeb 09, 2026
Title CompanyLAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address1434 CANNON MOUNTAIN DR, LONGMONT, CO 80503-2702

Mortgage

Document Number0004074885
DateFeb 03, 2025
Instrument4074885
Lender
NameFLATIRONS BANK
TypeBank
AddressBOULDER, CO 80302
Agreement
TypeCommercial Mortgage
AmountAmount Recorded
Term17 Months
DueJul 30, 2026

June 2023: Special Warranty Deed, Transfer

Document TypeSpecial Warranty Deed
JurisdictionBOULDER CO
Recording DateJun 20, 2023
Property Address425 IRIS AVE, BOULDER, CO 80304-1749
Document Number0004011464
Instrument DateJun 16, 2023
Instrument4011464
Transaction TypeTransfer
Record UpdatedFeb 09, 2026
Title CompanyLAND TITLE GUARANTEE

Transaction

AmountAmount Recorded
Tax$132.50
Amount AccuracyFull Amount Stated
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name
Address425 IRIS AVE, BOULDER, CO 80304-1749

Transferred To (Grantee/Buyer)

NameVerified Name
Address425 IRIS AVE, BOULDER, CO 80304-1749

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$89,943 (+8.8%) Land $80,949 Building $8,994$1,322,700 (-) Land $1,190,430 Building $132,270
2025$7,882.00 (-0.92%)$82,669 (-11.4%) Land $74,402 Building $8,267$1,322,700 (-5.03%) Land $1,190,430 Building $132,270
2024$7,955.00 (+1.79%)
2023$7,815.00 (+20.05%)$93,311 (+33.09%) Land $83,980 Building $9,331$1,392,700 (+38.06%) Land $1,253,430 Building $139,270
2022$6,510.00$70,111 Land $63,100 Building $7,011$1,008,800 Land $907,920 Building $100,880

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