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3100 6th St, Boulder, CO 80304 Property Records

Boulder County property record for 3100 6th St, Boulder, CO 80304 · Last verified June 2026

Property Summary

Property TypeSingle Family Home
Details4 bd · 3.25 ba · 2,984 sqft · built 1964
Lot Size0.145 acres (6,308 sqft)
Owner2 Individual Names on File
Last Sale$1,150,000 (Apr 2010)
Tax Bill$12,761 (2025)
Deeds & MortgagesJul 2017 Transfer
Flood ZoneZone X (minimal risk)
APN1461-24-4-19-012

Property Details

APN / Parcel Number

Primary APN1461-24-4-19-012
Alternative APNs
  • R0000009
  • 0000009

Interior

Bedrooms4 Beds
Full Baths3.25 Baths
Half Baths2 Half Baths
Total Rooms9 Rooms
Stories1 Story
Building Area2,984 sqft Living Area
Gross Area3,792 sqft
1st Floor Area1,604 sqft
Basement Area1,380 sqft
Finished Basement1,380 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1964
Effective Year BuiltEffective 1995
Architectural StyleRanch
Exterior MaterialCombination
Construction TypeMasonry / Concrete Block
Roof MaterialTar & Gravel
Lot Area6,308 sqft (0.145 acres)
Garage TypeAttached
Garage Area808 sqft
Parking Spaces3 Parking Spaces
PorchPorch
Porch Area314 sqft
Deck Area132 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0000009
Street Address3100 6TH ST
CityBOULDER
StateCO
Zip80304-2508
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOTS 23-24 BLK 29 NEWLANDS
Legal Range71
Legal Township1N
Legal Section24
Legal SubdivisionNEWLANDS - BO
Legal Block29
Legal Lot Number23
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2024
Census Tract12101

Owner

Source: Boulder County records · APN 1461-24-4-19-012

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 Individual Names on File
Mailing Address3100 6TH ST, BOULDER, CO 80304-2508
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleApr 07, 2010 · Amount on Record
Deed SaleApr 07, 2010 · Amount on Record
Prior SaleJan 30, 2004 · Amount on Record
Deed Document Number20103067991
Last Transfer DateJul 13, 2017
Transfer Doc0003603104
Record UpdatedSep 20, 2026

July 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionBOULDER CO
Recording DateJul 13, 2017
Property Address3100 6TH ST, BOULDER, CO 80304-2508
Document Number0003603104
Instrument DateJul 13, 2017
Instrument3603104
Transaction TypeTransfer
Record UpdatedJul 25, 2017

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants with Right of Survivorship
Address3100 6TH ST BOULDER CO 803042508, BOULDER, CO 80304-2508

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$152,415 (+8.8%) Land $93,711 Building $58,704$2,241,400 (-) Land $1,378,100 Building $863,300
2025$12,761.00 (+3.32%)$140,087 (-8.68%) Land $86,131 Building $53,956$2,241,400 (-2.11%) Land $1,378,100 Building $863,300
2023$12,351.00 (+12.17%)$153,410 (+29.37%) Land $95,462 Building $57,948$2,289,700 (+34.2%) Land $1,424,800 Building $864,900
2022$11,011.00$118,581 Land $68,555 Building $50,026$1,706,200 Land $986,400 Building $719,800

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
Nearby Flood Claims25 (1990–2026)
Claims Outside the SFHA17 of 25
Most Recent ClaimJun 2026, rainfall accumulation
Claims By Storm
  • Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 16 claims

Wildfire

Wildfire RiskModerate
above 55% of the US · above 39% of Colorado
Wildfire LikelihoodAbout 1 in 694 per year
ExposureIndirect
within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 596 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
AyvaFixed Wireless (unlicensed)2,500 / 2,500
Lumen TechnologiesFiber2,000 / 1,000
XfinityCable2,000 / 250
VerizonFixed Wireless300 / 20
Live Wire NetworksFixed Wireless (licensed-by-rule)250 / 100
T-Mobile USAFixed Wireless100 / 20
AT&TFixed Wireless100 / 20

Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G (outdoors only) and 4G LTE

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