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3142 8th St, Boulder, CO 80304 Property Records

Boulder County property record for 3142 8th St, Boulder, CO 80304

Property Summary

Property TypeSingle Family Home
Details2 bd · 1.75 ba · 2,426 sqft · built 1938
Lot Size0.141 acres (6,133 sqft)
Owner2 Company Names on Record
Last Sale$36,900 (Apr 1974)
Tax Bill$8,203 (2025)
Deeds & MortgagesJul 2018 Transfer
Flood ZoneZone X (minimal risk)
APN1461-24-4-13-007

Property Details

APN / Parcel Number

Primary APN1461-24-4-13-007
Alternative APNs
  • R0003929
  • 0003929

Interior

Bedrooms2 Beds
Full Baths1.75 Baths
Half Baths1 Half Bath
Total Rooms5 Rooms
Stories2 Stories
Building Area2,426 sqft Living Area
Gross Area2,816 sqft
1st Floor Area960 sqft
Upper Floors Area896 sqft
Basement Area960 sqft
Finished Basement570 sqft
Unfinished Basement390 sqft
Interior WallsPlaster

Exterior

Year BuiltBuilt 1938
Effective Year BuiltEffective 1943
Architectural StyleA-Frame
Exterior MaterialCombination
Construction TypeMasonry / Concrete Block
Roof MaterialAsphalt
Lot Area6,133 sqft (0.141 acres)
PorchPorch
Porch Area56 sqft
Patio Area270 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0003929
Street Address3142 8TH ST
CityBOULDER
StateCO
Zip80304-2516
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOTS 13-14 BLK 19 NEWLANDS
Legal Range71
Legal Township1N
Legal Section24
Legal SubdivisionNEWLANDS - BO
Legal Block19
Legal Lot Number13
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2022
Census Tract12101

Owner

Source: Boulder County records, as of September 18, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Company Names on Record
Mailing Address2024 HERMOSA DR, BOULDER, CO 80304-2305
Owner TypeCompany
VestingTrust, Revocable Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleApr 30, 1974 · Amount on Record
Deed SaleApr 30, 1974 · Amount on Record
Deed Document Number1974101175
Last Transfer DateJul 12, 2018
Transfer Doc0003668359
Record UpdatedOct 29, 2026

July 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionBOULDER CO
Recording DateJul 30, 2018
Property Address3142 8TH ST, BOULDER, CO 80304-2516
Document Number0003668359
Instrument DateJul 12, 2017
Instrument3668359
Transaction TypeTransfer
Record UpdatedAug 7, 2018

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address2024 HERMOSA DR BOULDER CO 803042305, BOULDER, CO 80304-2305

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of September 18, 2026

Property Jurisdictions

TypeName
StateColorado
CountyBoulder County
MunicipalityBoulder City
Unified School DistrictBoulder Valley School District RE-2 (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$87,931 (+3.21%) Land $78,662 Building $9,269$1,363,100 (-) Land $1,226,790 Building $136,310
2025$8,203.00 (+1.33%)$85,193 (-11.77%) Land $76,674 Building $8,519$1,363,100 (-5.41%) Land $1,226,790 Building $136,310
2023$8,095.00 (+18.04%)$96,553 (+32.17%) Land $86,898 Building $9,655$1,441,100 (+37.1%) Land $1,296,990 Building $144,110
2022$6,858.00$73,051 Land $65,746 Building $7,305$1,051,100 Land $945,990 Building $105,110

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 63 policies
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 Event
  • Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 16 claims

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.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskModerate
above 55% of the US · lower than 60% of Colorado
Wildfire Likelihood0.1% annual chance
ExposureIndirect
within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF BOULDER
serves 166,080 people · EPA ID CO0107152
Water SourceSurface water
Last State InspectionSep 2024
Lead2 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityHaloacetic acids
resolved · Jul 2017
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 596 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Ayva Networks
Fixed Wireless		2,500 / 2,500
CenturyLink
Fiber		2,000 / 1,000
Xfinity
Cable		2,000 / 250
Verizon
Fixed Wireless		300 / 20
LiveWireNet
Fixed Wireless		250 / 100
T-Mobile
Fixed Wireless		100 / 20
AT&T
Fixed Wireless		100 / 20

Cell Coverage

5G (outdoors only) and 4G LTE

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