900 Maxwell Ave, Boulder, CO 80304 Property Records

Boulder County property record for 900 Maxwell Ave, Boulder, CO 80304 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms2 Beds
Bathrooms3.25 Baths
Year BuiltBuilt 1995
Square Footage1,934 sqft Living Area
Lot Size5,737 sqft (0.132 acres)
OccupancyOwner Occupied
Last Sale$92,076 (2016)
Tax Bill$8,939.00 (2025)

Property Details

APN / Parcel Number

Primary APN1461-25-4-01-005
Alternative APNs
  • R0006381
  • 0006381

Interior

Bedrooms2 Beds
Full Baths3.25 Baths
Partial Baths1 Partial Baths
Total Rooms7 Rooms
Building Area1,934 sqft Living Area
1st Floor1,211 sqft 1st Floor
Basement Area723 sqft Basement
Finished Basement723 sqft Finished
Stories1 Stories
Interior StructureWallboard/Drywall Interior Structure

Exterior

Year BuiltBuilt 1900
Effective Year BuiltEffective 1995
Architectural StyleRanch Style
Exterior MaterialCombination Exterior
Construction TypeMasonry/Concrete Masonry Units (CMUs) Construction
Roof MaterialAsphalt Roof
Lot Area5,737 sqft (0.132 acres)
Parking Spaces1 Parking Spaces
Garage TypeDetached Garage
Garage Area280 sqft Garage
Patio Area173 sqft Patio
PorchPorch
Porch Area155 sqft Porch

Utilities and HVAC

Heating SystemForced Air with Air Conditioning Heating

Location & Zoning

Account NumberR0006381
Street Address900 MAXWELL AVE
CityBOULDER
StateCO
Zip80304-4163
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionN 40 FT OF W 20 FT LOT 12 & N 40 FT LOTS 13-16 BLK 1 MAPLETON
Legal Range71
Legal Township1N
Legal Section25
Legal SubdivisionMAPLETON - BO
Legal Block1
Legal Lot Number12
JurisdictionBOULDER CO
Minor Civil DivisionBOULDER
Census Blockgroup1
Census Block1012
Census Tract12204

Owner

Source: Boulder County records · APN 1461-25-4-01-005

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 Address900 MAXWELL AVE, BOULDER, CO 80304-4163
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity
VestingJoint Tenants

Deeds, Mortgages & Sale History

DateDocument
Jan 04, 2021Deed of Trust, Mortgage · Conventional Mortgage
GUARANTEED RATE INC
Oct 31, 2019Intrafamily Transfer, Transfer · Conventional Mortgage
GUILD MORTGAGE CO

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Known Transactions
  • Last Sale Amount on Jun 24, 2016
  • Deed Sale Price on Jun 24, 2016
  • Prior Sale Amount on Jun 18, 2010
Deed Doc Number20163526198
Last Transfer DateOct 21, 2019
Transfer Doc0003745875
Record RefreshedSep 20, 2026

January 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address900 MAXWELL AVE, BOULDER, CO 80304-4163
Transaction TypeMortgage
Record UpdatedFeb 05, 2021
Title CompanyFIRST INTEGRITY TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0003847404
DateJan 04, 2021
Instrument3847404
Lender
NameGUARANTEED RATE INC
TypeMortgage Company
AddressCHICAGO, IL 60613
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueJan 01, 2051

October 2019: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionBOULDER CO
Recording DateOct 31, 2019
Property Address900 MAXWELL AVE, BOULDER, CO 80304-4163
Document Number0003745875
Instrument DateOct 21, 2019
Instrument3745875
Transaction TypeTransfer
Record UpdatedMar 31, 2022

Transaction

Tax$0.00
Amount AccuracyZero or No Consideration Stated
Additional
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address900 MAXWELL AVE, BOULDER, CO 80304-4163

Mortgage

Document Number0003745876
DateOct 31, 2019
Instrument3745876
Lender
NameGUILD MORTGAGE CO
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueNov 01, 2049

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 and are not market price estimates.

YearTax BillAssessed ValueAssessed Market Value
2026$95,200 (+8.8%) Land $87,978 Building $7,222$1,400,000 (-) Land $1,293,800 Building $106,200
2025$8,939.00 (+1.38%)$87,501 (-17.29%) Land $80,863 Building $6,638$1,400,000 (-11.34%) Land $1,293,800 Building $106,200
2023$8,817.00 (-4.35%)$105,793 (+6.57%) Land $92,755 Building $13,038$1,579,000 (+10.54%) Land $1,384,400 Building $194,600
2022$9,218.00$99,274 Land $60,229 Building $39,045$1,428,400 Land $866,600 Building $561,800

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