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1633 4th St, Apt D, Boulder, CO 80302 Property Records

Boulder County property record for 1633 4th St, Apt D, Boulder, CO 80302

Property Summary

Property TypeSingle Family Home
Details3 bd · 1 ba · 1,347 sqft · built 1975
Lot Size0.04 acres (1,745 sqft)
Owner2 Individual Names on Record
Last Sale$136,000 (Oct 1992)
Tax Bill$4,967 (2025)
Deeds & MortgagesMay 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN1461-36-2-03-006

Property Details

APN / Parcel Number

Primary APN1461-36-2-03-006
Alternative APNs
  • R0069042
  • 0069042

Interior

Bedrooms3 Beds
Full Baths1 Bath
Total Rooms7 Rooms
Building Area1,347 sqft Living Area
Gross Area1,567 sqft
1st Floor Area544 sqft
Upper Floors Area259 sqft
Basement Area544 sqft
Finished Basement544 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1975
Effective Year BuiltEffective 1975
Architectural StyleTownhouse
Exterior MaterialWood Shingle
Construction TypeFrame
Lot Area1,745 sqft (0.04 acres)
Garage TypeAttached
Garage Area220 sqft
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Heating FuelElectric

Location & Zoning

Account NumberR0069042
Street Address1633 4TH ST, D
CityBOULDER
StateCO
Zip80302-5839
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionPLOT D PARCEL A REDWOOD TOWNHOUSES UNAPPROVED PLAT OF TRS 429A & 430A 36-1N-71
Legal Range71
Legal Township1N
Legal Section36
Legal SubdivisionREDWOOD TOWNHOUSES - BO
Legal Tract429A,430A
Legal BlockA
Legal Lot NumberD
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2015
Census Tract12201

Owner

Source: Boulder County records, as of June 15, 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 Address850 8TH ST, BOULDER, CO 80302-7409
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleOct 5, 1992 · Amount on Record
Deed SaleOct 5, 1992 · Amount on Record
Prior SaleAug 10, 1992
Deed Document Number19921226624
Last Transfer DateFeb 23, 2001
Transfer Doc0002124046
Record UpdatedSep 20, 2026

May 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionBOULDER CO
Property Address1633 4TH ST APT D, D, BOULDER, CO 80302-5839
Transaction TypeMortgage
Record UpdatedMay 26, 2021
Title CompanyLAND TITLE GUARANTEE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0003883823
DateMay 10, 2021
Instrument3883823
Lender
NameNOVA FINANCIAL & INVESTMENT CORP
TypeFunding / Finance Company
AddressTUCSON, AZ 85711
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJun 1, 2051

Tax Assessment & Valuation

Source: Boulder County assessment roll, as of June 15, 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$55,760 (+8.8%) Land $37,706 Building $18,054$820,000 (-) Land $554,500 Building $265,500
2025$4,967.00 (+11.29%)$51,250 (-5.96%) Land $34,656 Building $16,594$820,000 (+0.81%) Land $554,500 Building $265,500
2023$4,463.00 (-2.19%)$54,498 (+12.76%) Land $35,544 Building $18,954$813,400 (+16.97%) Land $530,500 Building $282,900
2022$4,563.00$48,330 Land $29,878 Building $18,452$695,400 Land $429,900 Building $265,500

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
Flood Insurance CostPremium on Record
median of 26 individual policies
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies41 units insured
incl. 15 condo units
Nearby Flood Claims19 (1983–2014)
Claims Outside the SFHA7 of 19
Most Recent ClaimJul 2014 · rainfall accumulation
Claims by Event
  • Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 14 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 RiskHigh
above 82% of the US · above 85% of Colorado
Wildfire Likelihood0.5% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 331 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
LiveWireNet
Fixed Wireless		250 / 100
T-Mobile
Fixed Wireless		100 / 20

May also be available: CenturyLink, Verizon.

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