651 William St, Key West, FL 33040 Property Records

Monroe County property record for 651 William St, Key West, FL 33040

Property Summary

Property TypeResidential Vacant Land
Lot Size0.038 acres (1,696 sqft)
OwnerCompany Name on Record
Last Sale$34,100 (Dec 1997)
Flood ZoneZone AE (high risk)
APN00018520-000000

Property Details

APN / Parcel Number

Primary APN00018520-000000
Alternative APNs
  • 01010100018520000000
  • 1019071

Exterior

Lot Area1,696 sqft (0.038 acres)

Exterior Amenities

Pool TypeConcrete Pool
Pool Area234 sqft
Deck Area48 sqft
Patio Area655 sqft

Location & Zoning

Account Number1019071
Old Parcel Number01010100018520000000
Street Address651 WILLIAM ST
CityKEY WEST
StateFL
Zip33040-3187
Property CategoryResidential
Property TypeVacant Land > Residential
Legal DescriptionKW PT OF TR 5 (A/K/A COMMON AREA IN WILLIAM'S COURT) OR67-40/42 OR418-574 OR783-324/26 OR880-426/27 OR1292-2345/47
Legal Range25E
Legal Township68S
Legal Section06
Legal SubdivisionKEY WEST SQUARE 01 TR 05
Legal Tract5
JurisdictionMONROE FL
Township / Civil DivisionKEY WEST
Census Block Group3
Census Block3011
Census Tract972400

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic DistrictWithin the Key West Historic District (Boundary Increase)
listed 1983 · 2,494 contributing resources · NRIS 83001430

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

Source: Monroe County records, as of December 5, 2025

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 Address651 WILLIAM ST APT 3, 3, KEY WEST, FL 33040-3198
OccupancyOwner Occupied
Owner TypeCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleDec 31, 1997 · Amount on Record
Deed SaleDec 31, 1997 · Amount on Record
Prior SaleMar 22, 1994 · Amount on Record
Deed Document Number0149102098
Deed Book / Page01298 / 01634
Record UpdatedJun 8, 2026

Tax Assessment & Valuation

Source: Monroe County assessment roll, as of July 1, 2025

Property Jurisdictions

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

Tax Bill & Assessment History

YearAssessed ValueAssessed Market Value
2025$10 (-) Land $10$10 (-) Land $10
2023$10 (-) Land $10$10 (-) Land $10
2022$10 Land $10$10 Land $10

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

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 Elevation6.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on Record
median of 285 individual policies
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies328 units insured
incl. 43 condo units
Nearby Flood Claims89 (1980–2025)
Claims Outside the SFHA43 of 89
Most Recent ClaimOct 2025 · rainfall accumulation
Claims by Event
  • Hurricane Irma, Sep 2017 · 23 claims
  • Hurricane Wilma, Oct 2005 · 8 claims
  • Hurricane Georges, Sep 1998 · 25 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 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 922 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL
5,000 / 5,000
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20
T-Mobile
Fixed Wireless
100 / 20

May also be available: Hotwire Communications.

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