3130 Jefferson St, Boulder, CO 80304 Property Records

Boulder County property record for 3130 Jefferson St, Boulder, CO 80304

Property Summary

Property TypeSingle Family Home
Details2 bd · 1.75 ba · 1,765 sqft · built 1957
Lot Size0.184 acres (8,030 sqft)
Owner2 Individual Names on Record
Last Sale$860,000 (Aug 2016)
Tax Bill$7,042 (2025)
Flood ZoneZone X (minimal risk)
APN1463-19-3-16-004

Property Details

APN / Parcel Number

Primary APN1463-19-3-16-004
Alternative APNs
  • R0001289
  • 0001289

Interior

Bedrooms2 Beds
Full Baths1.75 Baths
Half Baths1 Half Bath
Total Rooms5 Rooms
Stories1 Story
Building Area1,765 sqft Living Area
1st Floor Area1,480 sqft
Basement Area285 sqft
Finished Basement285 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1957
Effective Year BuiltEffective 1975
Architectural StyleRanch
Exterior MaterialBrick Veneer
Construction TypeMasonry / Concrete Block
Lot Area8,030 sqft (0.184 acres)
Garage TypeCarport
Garage Area649 sqft
CarportCarport
Carport Area649 sqft
Parking Spaces2 Parking Spaces
Patio Area221 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0001289
Street Address3130 JEFFERSON ST
CityBOULDER
StateCO
Zip80304-2639
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 4 & W 2 FT LOT 5 BLK 1 BONSALL
Legal Range70
Legal Township1N
Legal Section19
Legal SubdivisionBONSALL - BO
Legal Block1
Legal Lot Number4
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2009
Census Tract12106

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 Individual Names on Record
Mailing Address3130 JEFFERSON ST, BOULDER, CO 80304-2639
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleAug 24, 2016 · Amount on Record
Deed SaleAug 24, 2016 · Amount on Record
Prior SaleOct 14, 1980 · Amount on Record
Deed Document Number20163538916
Prior Transfer DateOct 28, 1993
Prior Transfer Doc0001360808
Record UpdatedOct 29, 2026

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$75,596 (+2.36%) Land $58,508 Building $17,088$1,181,700 (-) Land $930,400 Building $251,300
2025$7,042.00 (+3.56%)$73,856 (-10.4%) Land $58,150 Building $15,706$1,181,700 (-3.95%) Land $930,400 Building $251,300
2023$6,800.00 (+17.06%)$82,430 (+31.75%) Land $61,580 Building $20,850$1,230,300 (+36.67%) Land $919,100 Building $311,200
2022$5,809.00$62,564 Land $46,482 Building $16,082$900,200 Land $668,800 Building $231,400

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.

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 50 policies
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies50 in force
Nearby Flood Claims3 (2013)
Claims Outside the SFHA3 of 3
Most Recent ClaimSep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event
  • Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 3 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 RiskLow
lower than 80% of the US · lower than 91% of Colorado
Wildfire Likelihood0.01% annual chance
ExposureDirect
burnable vegetation

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 483 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Ayva Networks
Fixed Wireless
2,500 / 2,500
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20
LiveWireNet
Fixed Wireless
250 / 100
CenturyLink
DSL · Fiber in parts of the area
140 / 20
T-Mobile
Fixed Wireless
100 / 20
AT&T
Fixed Wireless
100 / 20

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