4654 Harwich St, Boulder, CO 80301 Property Records

Boulder County property record for 4654 Harwich St, Boulder, CO 80301

Property Summary

Property TypeSingle Family Home
Details4 bd · 2.5 ba · 1,968 sqft · built 1972
Lot Size0.228 acres (9,934 sqft)
Owner2 Individual Names on Record
Last Sale$168,500 (Dec 1993)
Tax Bill$4,099 (2025)
Flood ZoneZone X (minimal risk)
APN1465-07-3-05-010

Property Details

APN / Parcel Number

Primary APN1465-07-3-05-010
Alternative APNs
  • R0038172
  • 0038172

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths2 Half Baths
Total Rooms10 Rooms
Building Area1,968 sqft Living Area
Gross Area3,166 sqft
1st Floor Area1,268 sqft
Upper Floors Area700 sqft
Basement Area648 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1972
Effective Year BuiltEffective 1972
Architectural StyleSplit Level
Exterior MaterialBrick Veneer
Construction TypeFrame
Lot Area9,934 sqft (0.228 acres)
Garage TypeAttached
Garage Area550 sqft
Parking Spaces2 Parking Spaces
PorchPorch
Porch Area36 sqft
Patio Area160 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0038172
Street Address4654 HARWICH ST
CityBOULDER
StateCO
Zip80301-4215
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeSR
Legal DescriptionLOT 18 BLK 5 HEATHERWOOD 6
Legal Range70
Legal Township1N
Legal Section12
Legal SubdivisionHEATHERWOOD 6 - BOV
Legal Block5
Legal Lot Number18
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group1
Census Block1011
Census Tract12709

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 Address12191 W 75TH LN, ARVADA, CO 80005-5309
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleDec 8, 1993 · Amount on Record
Deed SaleDec 8, 1993 · Amount on Record
Prior SaleSep 18, 1978 · Amount on Record
Deed Document Number19931370142
Last Transfer DateOct 17, 2024
Transfer Doc0004064969
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$46,369 (-1.33%) Land $19,223 Building $27,146$751,900 (-) Land $352,700 Building $399,200
2025$4,099.00 (+12.8%)$46,994 (-6.38%) Land $22,044 Building $24,950$751,900 (+0.36%) Land $352,700 Building $399,200
2023$3,634.00 (+21.99%)$50,196 (+34.45%) Land $24,180 Building $26,016$749,200 (+39.46%) Land $360,900 Building $388,300
2022$2,979.00$37,335 Land $17,771 Building $19,564$537,200 Land $255,700 Building $281,500

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 Policies3 in force

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 56% of the US · above 40% 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 286 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
CenturyLink
DSL
140 / 20

May also be available: AT&T.

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