3555 16th St, #A, Boulder, CO 80304 Property Records

Boulder County property record for 3555 16th St, #A, Boulder, CO 80304

Property Summary

Property TypeSingle Family Home
Details6 bd · 2.75 ba · 4,254 sqft · built 1930
Lot Size0.204 acres (8,879 sqft)
OwnerIndividual Name on Record
Last Sale$1,775,000 (May 2021)
Tax Bill$11,623 (2025)
Deeds & MortgagesMay 2021 Sale
Flood ZoneZone X (minimal risk)
APN1463-19-2-41-006

Property Details

APN / Parcel Number

Primary APN1463-19-2-41-006
Alternative APNs
  • R0075817
  • 0075817

Interior

Bedrooms6 Beds
Full Baths2.75 Baths
Half Baths1 Half Bath
Total Rooms11 Rooms
Stories2 Stories
Building Area4,254 sqft Living Area
1st Floor Area1,677 sqft
Upper Floors Area900 sqft
Basement Area1,677 sqft
Finished Basement1,677 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1930
Effective Year BuiltEffective 2000
Construction TypeMasonry / Concrete Block
Lot Area8,879 sqft (0.204 acres)
Garage TypeDetached
Garage Area560 sqft
PorchPorch
Porch Area234 sqft

Utilities, Heating & Cooling

Heating SystemHot Water

Location & Zoning

Account NumberR0075817
Street Address3555 16TH ST, A
CityBOULDER
StateCO
Zip80304-1802
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 6 JENNY PARK
Legal Range70
Legal Township1N
Legal Section19
Legal SubdivisionJENNY PARK - BO
Legal Block4
Legal Lot Number6
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group4
Census Block4013
Census Tract12105

Owner

Source: Boulder County records, as of October 6, 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 Address3555 16TH ST, BOULDER, CO 80304-1802
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMay 24, 2021 · Amount on Record
Deed SaleMay 24, 2021 · Amount on Record
Prior SaleMay 18, 2004 · Amount on Record
Deed Document Number20213887562
Prior Transfer DateAug 19, 1996
Prior Transfer Doc0001639219
Record UpdatedOct 29, 2026

May 2021: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionBOULDER CO
Recording DateMay 24, 2021
Property Address3555 16TH ST # A, A, BOULDER, CO 80304-1802
Document Number0003887562
Instrument DateMay 20, 2021
Instrument3887562
Transaction TypeTransfer
Record UpdatedMar 31, 2022
Title CompanyLAND TITLE GUARANTY COMPANY IN, LAND TITLE GUARANTEE CO

Transaction

AmountAmount Recorded
Tax$177.50
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address3555 18TH STREET, 3555, BOULDER, CO 80304

Transferred To (Grantee/Buyer)

NameVerified Name
Address3555 18TH STREET, BOULDER, CO 80304

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$127,874 (+4.89%) Land $37,828 Building $90,046$1,950,500 (-) Land $626,300 Building $1,324,200
2025$11,623.00 (-1.67%)$121,907 (-12.74%) Land $39,144 Building $82,763$1,950,500 (-6.46%) Land $626,300 Building $1,324,200
2023$11,821.00 (+24.5%)$139,701 (+39.1%) Land $40,883 Building $98,818$2,085,100 (+44.29%) Land $610,200 Building $1,474,900
2022$9,495.00$100,435 Land $32,700 Building $67,735$1,445,100 Land $470,500 Building $974,600

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
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies5 in force
Nearby Flood Claims2 (1990–1991)
Claims Outside the SFHA2 of 2
Most Recent ClaimMay 1991 · rainfall accumulation

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 80% of the US · lower than 91% of Colorado
Wildfire Likelihood0.01% 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 483 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
LiveWireNet
Fixed Wireless
250 / 100
CenturyLink
DSL · Fiber in parts of the area
140 / 20
T-Mobile
Fixed Wireless
100 / 20
AT&T
Fixed Wireless
100 / 20

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