90 S 35th St, Boulder, CO 80305 Property Records

Boulder County property record for 90 S 35th St, Boulder, CO 80305

Property Summary

Property TypeSingle Family Home
Details5 bd · 2.25 ba · 2,408 sqft · built 1962
Lot Size0.169 acres (7,344 sqft)
OwnerCompany Name on Record
Last Sale$359,900 (May 2007)
Tax Bill$5,310 (2025)
Flood ZoneZone X (moderate risk)
APN1577-05-2-28-007

Property Details

APN / Parcel Number

Primary APN1577-05-2-28-007
Alternative APNs
  • R0010061
  • 0010061

Interior

Bedrooms5 Beds
Full Baths2.25 Baths
Half Baths2 Half Baths
Total Rooms8 Rooms
Stories1 Story
Building Area2,408 sqft Living Area
Gross Area2,828 sqft
1st Floor Area1,204 sqft
Basement Area1,204 sqft
Finished Basement1,204 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1962
Effective Year BuiltEffective 1975
Architectural StyleRanch
Exterior MaterialBrick Veneer
Construction TypeMasonry / Concrete Block
Roof MaterialAsphalt
Lot Area7,344 sqft (0.169 acres)
Garage TypeAttached
Garage Area420 sqft
Parking Spaces2 Parking Spaces
Patio Area218 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0010061
Street Address90 S 35TH ST
CityBOULDER
StateCO
Zip80305-5525
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 9 BLK 4 WILLIAM MARTIN HOMESTEAD
Legal Range70
Legal Township1S
Legal Section05
Legal SubdivisionWILLIAM MARTIN HOMESTEAD - BO
Legal Block4
Legal Lot Number9
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group1
Census Block1007
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 RecordCompany Name on Record
Mailing Address2490 HAWTHORN AVE, BOULDER, CO 80304-2352
Owner TypeCompany
VestingCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMay 4, 2007 · Amount on Record
Deed SaleMay 4, 2007 · Amount on Record
Prior SaleNov 12, 1976 · Amount on Record
Deed Document Number20072853662
Last Transfer DateMar 12, 2013
Transfer Doc0003297375
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$54,917 (+0.12%) Land $33,687 Building $21,230$877,600 (-) Land $565,400 Building $312,200
2025$5,310.00 (+1.9%)$54,851 (-13.17%) Land $35,338 Building $19,513$877,600 (-6.92%) Land $565,400 Building $312,200
2023$5,211.00 (+12.28%)$63,168 (+28.47%) Land $41,406 Building $21,762$942,800 (+33.26%) Land $618,000 Building $324,800
2022$4,641.00$49,171 Land $30,712 Building $18,459$707,500 Land $441,900 Building $265,600

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
moderate risk
500-Year FloodplainYes
0.2% annual chance
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 25 policies
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies25 in force
Nearby Flood Claims16 (1995–2013)
Claims Outside the SFHA2 of 16
Most Recent ClaimSep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
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 RiskLow
lower than 65% of the US · lower than 82% 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 451 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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