306 27th St, Boulder, CO 80305 Property Records

Boulder County property record for 306 27th St, Boulder, CO 80305

Property Summary

Property TypeSingle Family Home
Details3 bd · 1 ba · 902 sqft · built 1954
Lot Size0.157 acres (6,838 sqft)
OwnerIndividual Name on Record
Last Sale$240,000 (Jul 2004)
Tax Bill$4,143 (2025)
Deeds & MortgagesNov 2020 Mortgage
Flood ZoneZone X (minimal risk)
APN1577-05-2-04-011

Property Details

APN / Parcel Number

Primary APN1577-05-2-04-011
Alternative APNs
  • R0000270
  • 0000270

Interior

Bedrooms3 Beds
Full Baths1 Bath
Total Rooms5 Rooms
Stories1 Story
Building Area902 sqft Living Area
Gross Area1,188 sqft
1st Floor Area902 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1954
Effective Year BuiltEffective 1954
Architectural StyleRanch
Exterior MaterialWood Shingle
Construction TypeFrame
Roof MaterialAsphalt
Lot Area6,838 sqft (0.157 acres)
Garage TypeAttached
Garage Area286 sqft
Parking Spaces1 Parking Space
PorchPorch
Porch Area60 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0000270
Street Address306 27TH ST
CityBOULDER
StateCO
Zip80305-3302
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 11 BLK 3 HIGHLAND PARK
Legal Range70
Legal Township1S
Legal Section05
Legal SubdivisionHIGHLAND PARK - BO
Legal Block3
Legal Lot Number11
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2013
Census Tract12507

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 RecordIndividual Name on Record
Mailing Address3051 7TH ST, BOULDER, CO 80304-2509
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJul 12, 2004 · Amount on Record
Deed SaleJul 12, 2004 · Amount on Record
Prior SaleJun 24, 1996 · Amount on Record
Deed Document Number20042606555
Prior Transfer DateJun 18, 1996
Prior Transfer Doc0001619321
Record UpdatedOct 29, 2026

November 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address306 27TH ST, BOULDER, CO 80305-3302
Transaction TypeMortgage
Record UpdatedFeb 5, 2021
Title CompanyASCENDANT TITLE CO

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0003835651
DateNov 23, 2020
Instrument3835651
Lender
NamePLAINS COMMERCE BANK
TypeBank
AddressSIOUX FALLS, SD 57106
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueDec 1, 2050

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$41,720 (-2.08%) Land $26,012 Building $15,708$681,700 (-) Land $450,700 Building $231,000
2025$4,143.00 (+3.96%)$42,607 (-12.98%) Land $28,169 Building $14,438$681,700 (-6.72%) Land $450,700 Building $231,000
2023$3,985.00 (+10.27%)$48,963 (+28.44%) Land $33,138 Building $15,825$730,800 (+33.24%) Land $494,600 Building $236,200
2022$3,614.00$38,120 Land $25,096 Building $13,024$548,500 Land $361,100 Building $187,400

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
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies9 in force
Nearby Flood Claims1 (2013)
Claims Outside the SFHA1 of 1
Most Recent ClaimSep 2013 · Severe Storms, Flooding, Landslides, And Mudslides

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 64% of the US · lower than 81% of Colorado
Wildfire Likelihood0.03% annual chance
ExposureNone
beyond 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 294 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

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