4433 Aaron Pl, Boulder, CO 80303 Property Records

Boulder County property record for 4433 Aaron Pl, Boulder, CO 80303 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms3.25 Baths
Year BuiltBuilt 1999
Square Footage2,891 sqft Living Area
Lot Size7,664 sqft (0.176 acres)
OccupancyOwner Occupied
Last Sale$330,000 (1999)
Tax Bill$6,756.00 (2025)

Property Details

APN / Parcel Number

Primary APN1463-33-2-09-002
Alternative APNs
  • R0072587
  • 0072587

Interior

Bedrooms4 Beds
Full Baths3.25 Baths
Partial Baths2 Partial Baths
Total Rooms8 Rooms
Building Area2,891 sqft Living Area
Gross Area3,685 sqft Gross Area
1st Floor1,434 sqft 1st Floor
Upper Floors529 sqft Upper Floors
Basement Area1,238 sqft Basement
Finished Basement928 sqft Finished
Unfinished Basement310 sqft Unfinished
Stories2 Stories
Interior StructureWallboard/Drywall Interior Structure

Exterior

Year BuiltBuilt 1978
Effective Year BuiltEffective 1999
Exterior MaterialBrick Veneer Exterior
Construction TypeFrame Construction
Roof MaterialAsphalt Roof
Lot Area7,664 sqft (0.176 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area484 sqft Garage
PorchPorch
Porch Area370 sqft Porch

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemForced Air with Air Conditioning Heating

Location & Zoning

Account NumberR0072587
Street Address4433 AARON PL
CityBOULDER
StateCO
Zip80303-1114
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionLOT 2 WILLOWRIDGE PARK 1
Legal Range70
Legal Township1N
Legal Section33
Legal SubdivisionWILLOWRIDGE PARK 1 - BO
Legal Block3
Legal Lot Number2
JurisdictionBOULDER CO
Minor Civil DivisionBOULDER
Census Blockgroup3
Census Block3003
Census Tract12603

Owner

Source: Boulder County records · APN 1463-33-2-09-002

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 Record2 Individuals Owners
Mailing Address4433 AARON PL, BOULDER, CO 80303-1114
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Apr 08, 2026Deed of Trust, Mortgage · Line of Credit
BANK OF AMIERCA NA
Aug 10, 2017Loan Modification, Mortgage · Line of Credit
BANK OF AMERICA

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Known Transactions
  • Last Sale Amount on Oct 22, 1999
  • Deed Sale Price on Oct 22, 1999
  • Prior Sale Amount on Jun 06, 1984
Deed Doc Number19991992733
Record RefreshedSep 20, 2026

April 2026: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Recording DateApr 08, 2026
Property Address4433 AARON PL, BOULDER, CO 80303-1114
Document Number0004127161
Instrument DateMar 30, 2026
Instrument20264127161
Transaction TypeMortgage
Record UpdatedJul 12, 2026
Title CompanyWFG LENDER SERVICES

Transferred To (Grantee/Buyer)

NameVerified Name
Address4433 AARON PL, BOULDER, CO 80303-1114
InvestorPossibly a Property Investor

Mortgage

Document Number0004127161,
DateApr 08, 2026
Instrument20264127161
Lender
NameBANK OF AMIERCA NA
Agreement
TypeLine of Credit
AmountAmount Recorded
Term360 Months
DueMar 30, 2056
Interest
Rate5.98%
Max Rate-1%

August 2017: Loan Modification, Mortgage

Document TypeLoan Modification
JurisdictionBOULDER CO
Property Address4433 AARON PL, BOULDER, CO 80303-1114
Document Number0003612471
Instrument DateAug 10, 2017
Transaction TypeMortgage
Record UpdatedAug 24, 2018
Title CompanyAMERICAN TITLE COMPANY, AMERICAN TITLE INC

Transferred To (Grantee/Buyer)

NameVerified Name
Address4433 AARON PL BOULDER CO 803031114, BOULDER, CO 80303-1114

Mortgage

Document Number0003612471
DateAug 31, 2017
Instrument3612471
Lender
NameBANK OF AMERICA
TypeBank
AddressCHARLOTTE, NC 28255
Agreement
TypeLine of Credit
AmountAmount Recorded
Term360 Months
DueAug 30, 2047
Interest
Rate TypeAdjustable Rate

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$83,898 (+8.8%) Land $39,399 Building $44,499$1,233,800 (-) Land $579,400 Building $654,400
2025$6,756.00 (-0.72%)$77,113 (-12.19%) Land $36,213 Building $40,900$1,233,800 (-5.87%) Land $579,400 Building $654,400
2024$6,805.00 (-6.33%)
2023$7,265.00 (+17.58%)$87,817 (+33.58%) Land $42,880 Building $44,937$1,310,700 (+38.57%) Land $640,000 Building $670,700
2022$6,179.00$65,740 Land $31,657 Building $34,083$945,900 Land $455,500 Building $490,400

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