2405 Seidenberg Ave, Key West, FL 33040 Property Records

Monroe County property record for 2405 Seidenberg Ave, Key West, FL 33040

Property Summary

Property TypeMixed Use Commercial Office / Residential
Details2 ba · 2,006 sqft · built 1964
Lot Size0.115 acres (5,000 sqft)
OwnerCompany Name on File
Last Sale$425,000 (Apr 2002)
Tax Bill$4,197 (2024)
Flood ZoneZone AE (high risk)
APN00047960-000000

Property Details

APN / Parcel Number

Primary APN00047960-000000
Alternative APNs
  • 01010100047960000000
  • 1048577

Interior

Full Baths2 Baths
Units2 Units
Stories2 Stories
Building Area2,006 sqft Gross Area
1st Floor Area2,006 sqft
FlooringCeramic Tile
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1964
Effective Year BuiltEffective 2003
Exterior MaterialConcrete Block
Construction TypeConcrete Block
Fire ResistanceFireproof Reinforced Concrete
Roof TypeGable/Hip
Roof MaterialMetal
Lot Area5,000 sqft (0.115 acres)
Lot Dimensions100 ft deep x 50 ft wide
Garage TypeAttached
Garage Area260 sqft

Exterior Amenities

PorchOpen Porch
Porch Area1,192 sqft
Deck Area928 sqft
Patio Area928 sqft

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemForced Air with A/C
Heating FuelElectric

Location & Zoning

Account Number1048577
Street Address2405 SEIDENBERG AVE
CityKEY WEST
StateFL
Zip33040-3854
Property CategoryCommercial
Property TypeCommercial > Office > Mixed Use Commercial Office / Residential
Local Zoning CodeSF-2
Legal DescriptionKW KW REALTY COS FIRST SUB PB1-43 LOT 2 SQR 24 TR 21 A4-445 BOOK OF WILLS WILLS C-600 OR304-152/59 OR357-504/05 OR831-1537 OR961-1841 OR1314-1944/45R/S OR1316-1635 OR1327-2054 OR1379-1137 OR1781-372C OR1781-373 OR2604-1922/23
Legal Range25E
Legal Township68S
Legal Section04
Legal SubdivisionKEY WEST REALTY COS FIRST SUB
Legal Tract21
Legal Block24
Legal Lot Number2
JurisdictionMONROE FL
Township / Civil DivisionKEY WEST
Census Block Group4
Census Block4009
Census Tract972200

Owner

2405 Seidenberg Ave, a commercial property, is owned by a company that acquired it in October 2012.

Source: Monroe County records, as of December 8, 2025

Owner of RecordCompany Name on File
Mailing Address10307 ILONA AVE, LOS ANGELES, CA 90064-2503
Owner TypeCompany
VestingBorrower in Default

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 SaleApr 30, 2002 · Amount on File
Deed SaleApr 30, 2002 · Amount on File
Prior SaleNov 1, 1995 · Amount on File
Deed Book / Page1781 / 373
Last Transfer DateOct 18, 2012
Transfer Doc0026041922
Record UpdatedJun 8, 2026

Tax Assessment & Valuation

Source: Monroe County assessment roll, as of December 8, 2025

Property Jurisdictions

TypeName
StateFlorida
CountyMonroe County
MunicipalityKey West City
Unified School DistrictMonroe County School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$832,968 Land $550,000 Building $282,968$832,968 Land $550,000 Building $282,968
2024$4,197.00 (+7.73%)
2023$3,896.00 (+34.21%)$542,305 (+100.86%) Land $375,000 Building $167,305$542,305 (+100.86%) Land $375,000 Building $167,305
2022$2,903.00$269,993 Land $105,000 Building $164,993$269,993 Land $105,000 Building $164,993

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

Flood

FEMA maps place 2405 Seidenberg Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective September 24, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone AE
high risk
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood Elevation7.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on File
median of 203 individual policies
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies206 units insured
incl. 3 condo units
Nearby Flood Claims333 (1980–2025)
Claims Outside the SFHA1 of 333
Most Recent ClaimFeb 2025 · rainfall accumulation
Claims by Event
  • Hurricane Irma, Sep 2017 · 45 claims
  • Hurricane Wilma, Oct 2005 · 199 claims
  • Hurricane Georges, Sep 1998 · 40 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

The area around 2405 Seidenberg Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Internet Providers

Source: FCC Broadband Data Collection, based on 324 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL · Fixed Wireless in parts of the area
5,000 / 5,000
Xfinity
Cable
2,000 / 250
T-Mobile
Fixed Wireless
100 / 20

May also be available: Hotwire Communications, Verizon.

Nearby Properties on Seidenberg Ave

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