150 S 33rd St, Boulder, CO 80305 Property Records

Boulder County property record for 150 S 33rd St, Boulder, CO 80305

Property Summary

Property TypeSingle Family Home
Details3 bd · 1.75 ba · 1,640 sqft · built 1955
Lot Size0.171 acres (7,429 sqft)
OwnerIndividual Name on File
Tax Bill$4,812 (2025)
Flood ZoneZone X (moderate risk)
APN1577-05-3-11-011

Property Details

APN / Parcel Number

Primary APN1577-05-3-11-011
Alternative APNs
  • R0011487
  • 0011487

Interior

Bedrooms3 Beds
Full Baths1.75 Baths
Half Baths1 Half Bath
Total Rooms6 Rooms
Building Area1,640 sqft Living Area
Gross Area1,926 sqft
1st Floor Area1,310 sqft
Basement Area330 sqft
Finished Basement330 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1955
Effective Year BuiltEffective 1990
Architectural StyleSplit Level
Exterior MaterialBrick Veneer
Construction TypeMasonry / Concrete Block
Roof MaterialAsphalt
Lot Area7,429 sqft (0.171 acres)
Garage TypeAttached
Garage Area286 sqft
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0011487
Street Address150 S 33RD ST
CityBOULDER
StateCO
Zip80305-3426
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 11 BLK 5 MARTIN ACRES 1
Legal Range70
Legal Township1S
Legal Section05
Legal SubdivisionMARTIN ACRES 1 - BO
Legal Block5
Legal Lot Number11
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2017
Census Tract12507

Owner

150 S 33rd St is owned and occupied by an individual who acquired it in June 1991.

Source: Boulder County records, as of September 18, 2026

Owner of RecordIndividual Name on File
Mailing Address150 S 33RD ST, BOULDER, CO 80305-3426
OccupancyOwner Occupied
Owner TypeIndividual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJun 21, 1991
Deed SaleJun 21, 1991
Prior SaleApr 12, 1982 · Amount on File
Deed Document Number19911111332
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

The 2025 property tax bill for 150 S 33rd St was $4,812.

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$56,950 (+0.41%) Land $33,912 Building $23,038$907,500 (-) Land $568,700 Building $338,800
2025$4,812.00$56,719 Land $35,544 Building $21,175$907,500 Land $568,700 Building $338,800
2023$4,717.00 (+15.44%)$65,017 (+27.59%) Land $41,647 Building $23,370$970,400 (+32.35%) Land $621,600 Building $348,800
2022$4,086.00$50,958 Land $30,893 Building $20,065$733,200 Land $444,500 Building $288,700

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 150 S 33rd St in Zone X, an area of moderate flood risk, though there have been 1 flood claim nearby since 2013.

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
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

Wildfire risk around 150 S 33rd St is low, with a 0.05% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 63% of the US · lower than 80% of Colorado
Wildfire Likelihood0.05% 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 515 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 33rd St

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