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4880 Kelso Rd, Boulder, CO 80301 Property Records

Boulder County property record for 4880 Kelso Rd, Boulder, CO 80301 · Last verified August 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms6 Beds
Bathrooms5.25 Baths
Year BuiltBuilt 2012
Square Footage9,106 sqft Living Area
Lot Size10 acres
OccupancyOwner Occupied
Last Sale$3,325,000 (2017)
Tax Bill$39,136.00 (2025)

Property Details

APN / Parcel Number

Primary APN1463-09-0-00-013
Alternative APNs
  • R0029844
  • 0029844

Interior

Bedrooms6 Beds
Full Baths5.25 Baths
Partial Baths5 Partial Baths
Total Rooms9 Rooms
Building Area9,106 sqft Living Area
Gross Area10,340 sqft Gross Area
1st Floor3,757 sqft 1st Floor
Upper Floors2,169 sqft Upper Floors
Basement Area3,478 sqft Basement
Finished Basement3,180 sqft Finished
Unfinished Basement298 sqft Unfinished
Stories2 Stories
Interior StructurePaneling Interior Structure

Exterior

Year BuiltBuilt 1983
Effective Year BuiltEffective 2012
Exterior MaterialBrick Veneer Exterior
Construction TypeFrame Construction
Roof MaterialConcrete Roof
Lot Area436,138 sqft
Parking Spaces4 Parking Spaces
Garage TypeAttached Garage
Garage Area936 sqft Garage
Deck Area882 sqft Deck

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemForced Air with Air Conditioning Heating

Location & Zoning

Account NumberR0029844
Street Address4880 KELSO RD
CityBOULDER
StateCO
Zip80301-4323
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal Description9.5 ACS M/L NW 1/4 SW 1/4 LESS ROAD 9-1N-70
Legal Range70
Legal Township1N
Legal Section09
Legal SubdivisionFOOTHILLS EAST
Legal Block3
JurisdictionBOULDER CO
Minor Civil DivisionBOULDER
Census Blockgroup3
Census Block3000
Census Tract12701

Owner

Source: Boulder County records · APN 1463-09-0-00-013

Assessment roll updated June 15, 2026 · Last verified August 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 Address4880 KELSO RD, BOULDER, CO 80301-4323
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
May 02, 2023Deed of Trust, Mortgage · Line of Credit
ZB NA
Mar 24, 2021Deed of Trust, Mortgage · Conventional Mortgage
SYNERGY ONE LENDING
Jul 20, 2017Warranty Deed, Transfer
VECTRA BK/CO

Assessor's Deed Record

Deed NamesVerified Name on Deed
Known Transactions
  • Last Sale Amount on Jul 20, 2017
  • Deed Sale Price on Jul 20, 2017
  • Prior Sale Amount on Jan 31, 2011
Deed Doc Number20173604558
Prior Transfer DateJan 25, 2011
Prior Transfer Doc0003130034
Record RefreshedSep 20, 2026

May 2023: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address4880 KELSO RD, BOULDER, CO 80301-4323
Transaction TypeMortgage
Record UpdatedJun 08, 2026

Transferred To (Grantee/Buyer)

NameVerified Name
Address4880 KELSO RD, BOULDER, CO 80301-4323
InvestorPossibly a Property Investor

Mortgage

Document Number0004005910
DateMay 02, 2023
Instrument4005910
Lender
NameZB NA
TypeBank
AddressBOULDER, CO 80304
Agreement
TypeLine of Credit
AmountAmount Recorded
Term358 Months
DueMar 10, 2053
Interest
Rate TypeAdjustable Rate
Change FrequencyMonthly (Revolving credit lines are monthly unless stated otherwise).

March 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address4880 KELSO RD, BOULDER, CO 80301-4323
Transaction TypeMortgage
Record UpdatedJun 08, 2026
Title CompanySTEWART TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
InvestorPossibly a Property Investor

Mortgage

Document Number0003870645
DateMar 24, 2021
Instrument3870645
Lender
NameSYNERGY ONE LENDING
TypeMortgage Company
AddressSAN DIEGO, CA 92108
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueApr 01, 2051

July 2017: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionBOULDER CO
Recording DateJul 20, 2017
Property Address4880 KELSO RD, BOULDER, CO 80301-4323
Document Number0003604558
Instrument DateJul 20, 2017
Instrument3604558
Transaction TypeTransfer
Record UpdatedJul 25, 2017
Title CompanyLAND TITLE GUARANTEE

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$332.00
Amount AccuracyConfirmed
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenant/Joint Tenant w/ Right Of Survivorship
Address4880 KELSO RD BOULDER CO 803014323, BOULDER, CO 80301-4323

Mortgage

Document Number3604559
DateJul 20, 2017
Instrument3604559
Lender
NameVECTRA BK/CO
TypeBank
Address2000 S COLORADO BLVD # 2-1100, DENVER, CO 80222-7931
Agreement
AmountAmount Recorded
Term360 Months
DueJul 19, 2047
Interest
Rate TypeAdjustable Rate
Rate3.5%

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateColorado
CountyBoulder County
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$427,646 (+8.8%) Land $119,796 Building $307,850$6,288,900 (-) Land $1,761,700 Building $4,527,200
2025$39,136.00 (+3.01%)$393,056 (-5.6%) Land $110,106 Building $282,950$6,288,900 (+1.2%) Land $1,761,700 Building $4,527,200
2024$37,993.00 (+1.68%)
2023$37,364.00 (+49.98%)$416,378 (+62.28%) Land $74,035 Building $342,343$6,214,600 (+68.33%) Land $1,105,000 Building $5,109,600
2022$24,912.00$256,587 Land $59,256 Building $197,331$3,691,900 Land $852,600 Building $2,839,300

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