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421 Mountain View Rd, Boulder, CO 80302 Property Records

Boulder County property record for 421 Mountain View Rd, Boulder, CO 80302 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms4 Beds
Bathrooms2.5 Baths
Year BuiltBuilt 1985
Square Footage2,376 sqft Living Area
Lot Size6,180 sqft (0.142 acres)
GarageDetached, 240 sqft
Last Sale$1,484,520 (2017)
Tax Bill$14,046.00 (2025)

Property Details

APN / Parcel Number

Primary APN1461-25-4-33-010
Alternative APNs
  • R0000398
  • 0000398

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Partial Baths2 Partial Baths
Total Rooms9 Rooms
Building Area2,376 sqft Living Area
1st Floor1,386 sqft 1st Floor
Upper Floors200 sqft Upper Floors
Basement Area790 sqft Basement
Finished Basement790 sqft Finished
Stories1 Stories
Interior StructureWallboard/Drywall Interior Structure

Exterior

Year BuiltBuilt 1900
Effective Year BuiltEffective 1985
Architectural StyleA-Frame Style
Exterior MaterialWood Shingle Exterior
Construction TypeFrame Construction
Roof MaterialAsphalt Roof
Lot Area6,180 sqft (0.142 acres)
Parking Spaces1 Parking Spaces
Garage TypeDetached Garage
Garage Area240 sqft Garage
Total Buildings2 Total Buildings
Shed1 Shed
Deck Area200 sqft Deck

Utilities and HVAC

Heating SystemHot Water Heating

Location & Zoning

Account NumberR0000398
Street Address421 MOUNTAIN VIEW RD
CityBOULDER
StateCO
Zip80302-4904
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionLOT 20 & W 15 FT OF LOT 21 BLK 3 MAPLETON TERRACE
Legal Range71
Legal Township1N
Legal Section25
Legal SubdivisionMAPLETON TERRACE - BO
Legal Block3
Legal Lot Number20
JurisdictionBOULDER CO
Minor Civil DivisionBOULDER
Census Blockgroup4
Census Block4020
Census Tract12101

Owner

Source: Boulder County records · APN 1461-25-4-33-010

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 Address6255 HABITAT DR, 3005, BOULDER, CO 80301-3219
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Sep 01, 2020Quit Claim Deed, Transfer
NOT AVAILABLE
Mar 14, 2017Warranty Deed, Transfer
GUARDIAN TITLE COMPANY, GUARDIAN TITLE CO.
Mar 09, 2017Quit Claim Deed, Transfer
GUARDIAN TITLE COMPANY, GUARDIAN TITLE AGENCY, THE
Feb 08, 2017Trustee's Deed, Construction Loan · Building or Construction Mortgage
KAREN BERNARDI

Assessor's Deed Record

Deed NamesVerified Name on Deed
Known Transactions
  • Last Sale Amount on Mar 14, 2017
  • Deed Sale Price on Mar 14, 2017
  • Prior Sale Amount on Sep 17, 2002
Deed Doc Number20173580029
Last Transfer DateAug 14, 2020
Transfer Doc0003811869
Record RefreshedSep 20, 2026

September 2020: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionBOULDER CO
Recording DateSep 01, 2020
Property Address421 MOUNTAIN VIEW RD, BOULDER, CO 80302-4904
Document Number0003811869
Instrument DateSep 01, 2020
Instrument3811869
Transaction TypeTransfer
Record UpdatedOct 02, 2020
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim Document
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address6255 HABITAT DR #3005 BOULDER CO 803013219, 3005, BOULDER, CO 80301-3219

March 2017: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionBOULDER CO
Recording DateMar 14, 2017
Property Address421 MOUNTAIN VIEW RD, BOULDER, CO 80302-4904
Document Number0003580029
Instrument DateMar 10, 2017
Instrument3580029
Transaction TypeTransfer
Record UpdatedMar 28, 2017
Title CompanyGUARDIAN TITLE COMPANY, GUARDIAN TITLE CO.

Transaction

AmountAmount Recorded
Tax$148.45
Amount AccuracyConfirmed
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address6255 HABITAT DR #3005 BOULDER CO 803013219, 3005, BOULDER, CO 80301-3219

March 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionBOULDER CO
Recording DateMar 09, 2017
Property Address421 MOUNTAIN VIEW RD, BOULDER, CO 80302-4904
Document Number0003579306
Instrument DateMar 01, 2017
Instrument3579306
Transaction TypeTransfer
Record UpdatedMar 23, 2017
Title CompanyGUARDIAN TITLE COMPANY, GUARDIAN TITLE AGENCY, THE

Transaction

Tax$0.00
Additional
  • Quitclaim Document
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenant/Joint Tenant w/ Right Of Survivorship
Address421 MOUNTAIN VIEW RD BOULDER CO 803024904, BOULDER, CO 80302-4904

February 2017: Trustee's Deed, Construction Loan

Document TypeTrustee's Deed
JurisdictionBOULDER CO
Recording DateFeb 08, 2017
Property Address421 MOUNTAIN VIEW RD, BOULDER, CO 80302-4904
Instrument DateFeb 07, 2017
Instrument3573928
Transaction TypeConstruction Loan
Record UpdatedFeb 15, 2017

Transferred To (Grantee/Buyer)

NameVerified Name
Address421 MOUNTAIN VIEW RD BOULDER CO 803024904, BOULDER, CO 80302-4904

Mortgage

Document Number0003573928
DateFeb 08, 2017
Instrument3573928
Lender
NameKAREN BERNARDI
Address2700 CANYON BLVD # 200, BOULDER, CO 80302-6705
Agreement
TypeBuilding or Construction Mortgage
AmountAmount Recorded
Term12 Months
DueFeb 07, 2018

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$159,358 (+8.8%) Land $105,135 Building $54,223$2,343,500 (-) Land $1,546,100 Building $797,400
2025$14,046.00 (+24.31%)$146,468 (+9.58%) Land $96,631 Building $49,837$2,343,500 (+17.47%) Land $1,546,100 Building $797,400
2023$11,299.00 (-8.61%)$133,666 (+1.01%) Land $99,053 Building $34,613$1,995,000 (+4.78%) Land $1,478,400 Building $516,600
2022$12,363.00$132,333 Land $74,754 Building $57,579$1,904,080 Land $1,075,600 Building $828,480

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