535 S 46th St, Boulder, CO 80305 Property Records

Boulder County property record for 535 S 46th St, Boulder, CO 80305

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.25 ba · 1,994 sqft · built 1958
Lot Size0.188 acres (8,174 sqft)
OwnerIndividual Name on Record
Last Sale$83,800 (Jun 1986)
Tax Bill$4,782 (2025)
Flood ZoneZone X (minimal risk)
APN1577-08-1-02-035

Property Details

APN / Parcel Number

Primary APN1577-08-1-02-035
Alternative APNs
  • R0011388
  • 0011388

Interior

Bedrooms3 Beds
Full Baths2.25 Baths
Half Baths2 Half Baths
Total Rooms5 Rooms
Stories1 Story
Building Area1,994 sqft Living Area
Gross Area2,478 sqft
1st Floor Area1,107 sqft
Basement Area1,107 sqft
Finished Basement887 sqft
Unfinished Basement220 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1958
Effective Year BuiltEffective 1980
Architectural StyleRanch
Exterior MaterialBrick Veneer
Construction TypeMasonry / Concrete Block
Roof MaterialAsphalt
Lot Area8,174 sqft (0.188 acres)
Garage TypeAttached
Garage Area264 sqft
Parking Spaces1 Parking Space
Deck Area150 sqft
Patio Area400 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0011388
Street Address535 S 46TH ST
CityBOULDER
StateCO
Zip80305-6037
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 35 & N 1.2 FT LOT 34 BLK 2 MARTIN ACRES 3
Legal Range70
Legal Township1S
Legal Section05
Legal SubdivisionMARTIN ACRES 3 - BO
Legal Block2
Legal Lot Number35
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group3
Census Block3000
Census Tract12508

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 Address535 S 46TH ST, BOULDER, CO 80305-6037
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJun 12, 1986 · Amount on Record
Deed SaleJun 12, 1986 · Amount on Record
Prior SaleSep 4, 1984 · Amount on Record
Deed Document Number1986766363
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$56,610 (+0.36%) Land $29,818 Building $26,792$902,500 (-) Land $508,500 Building $394,000
2025$4,782.00 (+2.11%)$56,406 (-12.7%) Land $31,781 Building $24,625$902,500 (-6.42%) Land $508,500 Building $394,000
2023$4,683.00 (+17.93%)$64,615 (+29.97%) Land $37,560 Building $27,055$964,400 (+34.82%) Land $560,600 Building $403,800
2022$3,971.00$49,714 Land $27,960 Building $21,754$715,300 Land $402,300 Building $313,000

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
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies5 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 RiskLow
lower than 67% of the US · lower than 84% of Colorado
Wildfire Likelihood0.04% 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 678 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Ayva Networks
Fixed Wireless
2,500 / 2,500
CenturyLink
Fiber · DSL in parts of the area
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

May also be available: AT&T.

Nearby Properties on S 46th St

Nearby Streets

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