3355 16th St, Boulder, CO 80304 Property Records

Boulder County property record for 3355 16th St, Boulder, CO 80304

Property Summary

Property TypeSingle Family Home
Details3 bd · 5.25 ba · 3,186 sqft · built 1973
Lot Size0.346 acres (15,061 sqft)
OwnerCompany Name on File
Last Sale$1,400,000 (Jul 2021)
Tax Bill$9,289 (2025)
Deeds & MortgagesJul 2021 Sale
Jul 2021 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN1463-19-3-08-003

Property Details

APN / Parcel Number

Primary APN1463-19-3-08-003
Alternative APNs
  • R0003364
  • 0003364

Interior

Bedrooms3 Beds
Full Baths5.25 Baths
Half Baths3 Half Baths
Total Rooms1 Room
Stories1 Story
Building Area3,186 sqft Living Area
Gross Area4,263 sqft
1st Floor Area1,911 sqft
Basement Area1,695 sqft
Finished Basement1,275 sqft
Unfinished Basement420 sqft
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1973
Effective Year BuiltEffective 1973
Architectural StyleRanch
Exterior MaterialBrick Veneer
Construction TypeMasonry / Concrete Block
Lot Area15,061 sqft (0.346 acres)
Garage TypeAttached
Garage Area657 sqft
Parking Spaces2 Parking Spaces
Patio Area200 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0003364
Street Address3355 16TH ST
CityBOULDER
StateCO
Zip80304-2211
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 14 & 15 BLK 4 PARSONS PARK
Legal Range70
Legal Township1N
Legal Section19
Legal SubdivisionPARSONS PARK - BO
Legal Block4
Legal Lot Number14
JurisdictionBOULDER CO
Township / Civil DivisionBOULDER
Census Block Group2
Census Block2003
Census Tract12106

Owner

Source: Boulder County records · APN 1463-19-3-08-003

Assessment roll updated June 15, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordCompany Name on File
Mailing AddressPO BOX 491, PORTLAND, ME 04112-0491
Owner TypeCompany

Deeds, Mortgages & Sale History

DateDocument
Jul 06, 2021Personal Representative Deed, Transfer
Jul 06, 2021Personal Representative Deed, Transfer · Conventional Mortgage
FIRSTBANK

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleJul 06, 2021 · Amount on Record
Deed SaleJul 06, 2021 · Amount on Record
Prior SaleApr 20, 1973 · Amount on Record
Deed Document Number20213897754
Record UpdatedSep 20, 2026

July 2021: Personal Representative Deed, Transfer

Document TypePersonal Representative Deed
JurisdictionBOULDER CO
Recording DateJul 06, 2021
Property Address3355 16TH ST, BOULDER, CO 80304-2211
Document Number0003897753
Instrument DateJun 28, 2021
Instrument3897753
Transaction TypeTransfer
Record UpdatedMar 31, 2022

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address801 QUINCE AVE, BOWDER, CO

July 2021: Personal Representative Deed, Transfer

Document TypePersonal Representative Deed
JurisdictionBOULDER CO
Recording DateJul 06, 2021
Property Address3355 16TH ST, BOULDER, CO 80304-2211
Document Number0003897754
Instrument DateJun 28, 2021
Instrument3897754
Transaction TypeTransfer
Record UpdatedMar 31, 2022

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$140.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address801 QUNET AVE, BOULDER, CO

Mortgage

Document Number0003897756
DateJul 06, 2021
Instrument3897756
Lender
NameFIRSTBANK
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueJul 01, 2051
Interest
Rate TypeAdjustable Rate
Rate3.25%
AdjustableAdjustable Rate Rider
Type Change DateJul 01, 2026
Change FrequencyAnnually
Min Rate At Change3.75%
Max Rate At Change5.25%
Index1-Year CMT
Max Rate8.25%

Tax Assessment & Valuation

Source: Boulder County records · Assessment roll updated June 15, 2026 · Last verified July 2026

Property Jurisdictions

TypeName
StateColorado
CountyBoulder County
MunicipalityBoulder City
Unified School DistrictBoulder Valley School District RE-2 (PK - 12)

Tax Bill & Assessment History

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.

YearTax BillAssessed ValueAssessed Market Value
2026$105,073 (+8.8%) Land $86,652 Building $18,421$1,545,200 (-) Land $1,274,300 Building $270,900
2025$9,289.00 (+9.19%)$96,575 (-3.03%) Land $79,644 Building $16,931$1,545,200 (+3.95%) Land $1,274,300 Building $270,900
2024$8,507.00 (+1.79%)
2023$8,357.00 (+27.65%)$99,596 (+42.9%) Land $84,340 Building $15,256$1,486,500 (+48.23%) Land $1,258,800 Building $227,700
2022$6,547.00$69,694 Land $62,725 Building $6,969$1,002,800 Land $902,520 Building $100,280

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of October 14, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 50 policies
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies50 in force
Nearby Flood Claims3 (2013)
Claims Outside the SFHA3 of 3
Most Recent ClaimSep 2013 · Severe Storms, Flooding, Landslides, And Mudslides
Claims by Event
  • Severe Storms, Flooding, Landslides, And Mudslides, Sep 2013 · 3 claims

Wildfire

Wildfire RiskLow
lower than 80% of the US · lower than 91% of Colorado
Wildfire Likelihood0.01% annual chance
ExposureNone
beyond ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

ProviderMax Down / Up (Mbps)
Ayva
Fixed Wireless
2,500 / 2,500
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20
Live Wire Networks
Fixed Wireless
250 / 100
Lumen Technologies
DSL · Fiber in parts of the area
140 / 20
T-Mobile USA
Fixed Wireless
100 / 20
AT&T
Fixed Wireless
100 / 20

Based on FCC filings for 483 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water SystemCITY OF BOULDER
serves 166,080 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.

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