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3128 4th St, Boulder, CO 80304 Property Records

Boulder County property record for 3128 4th St, Boulder, CO 80304 · Last verified August 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.75 ba · 2,064 sqft · built 1956
Lot Size0.146 acres (6,356 sqft)
Owner2 Individual Names on File
Last Sale$340,000 (Dec 1997)
Tax Bill$8,352 (2025)
Deeds & MortgagesFeb 2022 Mortgage
Oct 2019 Transfer
Flood ZoneZone X (minimal risk)
APN1461-24-4-02-007

Property Details

APN / Parcel Number

Primary APN1461-24-4-02-007
Alternative APNs
  • R0006616
  • 0006616

Interior

Bedrooms3 Beds
Full Baths2.75 Baths
Half Baths1 Half Bath
Total Rooms9 Rooms
Stories1 Story
Building Area2,064 sqft Living Area
Gross Area2,352 sqft
1st Floor Area1,176 sqft
Basement Area888 sqft
Finished Basement888 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1956
Effective Year BuiltEffective 1976
Architectural StyleRanch
Exterior MaterialBrick Veneer
Construction TypeMasonry / Concrete Block
Lot Area6,356 sqft (0.146 acres)
Garage TypeAttached
Garage Area288 sqft
Parking Spaces1 Parking Space
PorchPorch
Porch Area60 sqft
Deck Area168 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0006616
Street Address3128 4TH ST
CityBOULDER
StateCO
Zip80304-2545
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOTS 17-18 BLK 41 NEWLANDS
Legal Range71
Legal Township1N
Legal Section24
Legal SubdivisionNEWLANDS - BO
Legal Block41
Legal Lot Number17
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2026
Census Tract12101

Owner

Source: Boulder County records · APN 1461-24-4-02-007

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 Record2 Individual Names on File
Mailing Address5233 LAUREL AVE, BOULDER, CO 80303-2847
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

DateDocument
Feb 01, 2022Quit Claim Deed, Transfer · Conventional Mortgage
NEWREZ LLC
Oct 03, 2019Quit Claim Deed, Transfer
NOT AVAILABLE

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleDec 16, 1997 · Amount on Record
Deed SaleDec 16, 1997 · Amount on Record
Prior SaleJul 29, 1996 · Amount on Record
Deed Document Number19971755978
Last Transfer DateJan 21, 2022
Transfer Doc0003943193
Record UpdatedSep 20, 2026

February 2022: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionBOULDER CO
Recording DateFeb 01, 2022
Property Address3128 4TH ST, BOULDER, CO 80304-2545
Document Number0003943193
Map ReferenceMB 02 PG 93
Instrument DateJan 21, 2022
Instrument3943193
Transaction TypeTransfer
Record UpdatedMar 31, 2022
Title CompanyAVENUE 365 LENDER SERVICES, AVENUE 365 LENDER SVCS LLC

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address5233 LAUREL AVE, BOULDER, CO 80303-2847

Mortgage

Document Number0003943194
DateFeb 01, 2022
Instrument3943194
Lender
NameNEWREZ LLC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term180 Months
DueFeb 01, 2037

October 2019: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionBOULDER CO
Recording DateOct 03, 2019
Property Address3128 4TH ST, BOULDER, CO 80304-2545
Document Number0003740368
Instrument DateOct 02, 2019
Instrument3740368
Transaction TypeTransfer
Record UpdatedJan 10, 2020
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address5233 LAUREL AVE BOULDER CO 803032847, BOULDER, CO 80303-2847

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified August 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$94,384 (+8.8%) Land $84,946 Building $9,438$1,388,000 (-) Land $1,249,200 Building $138,800
2025$8,352.00 (+0.86%)$86,750 (-12.12%) Land $78,075 Building $8,675$1,388,000 (-5.8%) Land $1,249,200 Building $138,800
2023$8,281.00 (+17.73%)$98,718 (+31.73%) Land $88,846 Building $9,872$1,473,400 (+36.64%) Land $1,326,060 Building $147,340
2022$7,034.00$74,942 Land $67,448 Building $7,494$1,078,300 Land $970,470 Building $107,830

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Boulder County (08013C), updated October 14, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 080130121012, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Flood Insurance CostPremium on Record
median of 63 individual NFIP policies nearby
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies63 in force
54 of 63 on primary residences
Nearby Flood Claims25 (1990–2026)
Claims Outside the SFHA17 of 25
Most Recent ClaimJun 2026, rainfall accumulation
Flood Events
  • Severe Storms, Flooding, Landslides, And Mudslides (Sep 2013), 16 claims

Wildfire

Wildfire RiskHigh
above 77% of the US · above 78% of Colorado
Wildfire LikelihoodAbout 1 in 175 per year
ExposureDirect
burnable vegetation at the parcel

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

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