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710 William St, Key West, FL 33040 Property Records

Monroe County property record for 710 William St, Key West, FL 33040 · Last verified December 2025

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms2 Beds
Bathrooms2 Baths
Year BuiltBuilt 2013
Square Footage1,120 sqft Living Area
Lot Size2,361 sqft (0.054 acres)
Pool153 sqft
Last Sale$1,325,000 (2025)
Tax Bill$10,439.00 (2024)

Property Details

APN / Parcel Number

Primary APN00019320-000000
Alternative APNs
  • 01010100019320000000
  • 1020001

Interior

Bedrooms2 Beds
Full Baths2 Baths
Building Area1,120 sqft Living Area
1st Floor1,120 sqft 1st Floor
Stories2 Stories
Primary FlooringWood Flooring
Interior StructureWood Interior Structure

Exterior

Year BuiltBuilt 1933
Effective Year BuiltEffective 2013
Exterior MaterialWood Exterior
Roof ConstructionGable/Hip Roof Construction
Roof MaterialMetal Roof
Lot Area2,361 sqft (0.054 acres)
Depth X Width56 ft x 42 ft Depth x Width

Exterior Amenities

Pool Area153 sqft Pool
FenceFence
Deck Area330 sqft Deck
Patio Area597 sqft Patio
PorchOpen Porch
Porch Area224 sqft Porch
Water FeatureWater Feature

Utilities and HVAC

Cooling SystemHVAC Cooling
Heating SystemForced Air Heating

Location & Zoning

Account Number1020001
Old Parcel Number01010100019320000000
Street Address710 WILLIAM ST
CityKEY WEST
StateFL
Zip33040-6429
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionKW PT LOT 5 OF TR 5 B5-113 OR824-854/56 OR1307-718 OR1473-1450/51 OR1553-1883/85 OR1582-1828/30 OR1582-1831/33
Legal Range25E
Legal Township68S
Legal Section06
Legal SubdivisionKEY WEST TR 05
Legal Tract5
Legal Block5
Legal Lot Number5
JurisdictionMONROE FL
Minor Civil DivisionKEY WEST
Census Blockgroup3
Census Block3012
Census Tract972400

Owner

Source: Monroe County records · APN 00019320-000000

Assessment roll updated July 1, 2025 · Last verified December 2025

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 Address5 COPPERFIELD AVE, NORTH EASTON, MA 02356-2530
Owner TypeOwner is a Company

Deeds, Mortgages & Sale History

DateDocument
Mar 18, 2024Deed of Trust, Mortgage · Balloon Payment
BROWNING SIBLING INVESTMENT FUND LLC
Oct 13, 2017Trustee's Deed, Construction Loan · Building or Construction Mortgage
NEW MOON PROPERTY MGMT LL (CE)

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleJun 10, 2025 · Amount on Record
Deed SaleJun 10, 2025 · Amount on Record
Prior SaleMar 08, 2006 · Amount on Record
Deed Doc Number2503922
Deed Book / Page3330 / 271
Record RefreshedJun 08, 2026

March 2024: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMONROE FL
Property Address710 WILLIAM ST, KEY WEST, FL 33040-6429
Transaction TypeMortgage
Record UpdatedApr 10, 2024

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0032670255
DateMar 18, 2024
Book Page3267/255
Instrument2454728
Lender
NameBROWNING SIBLING INVESTMENT FUND LLC
Address1128 SIMONTON ST, KEY WEST, FL 33040
Agreement
TypeBalloon Payment
AmountAmount Recorded
Term12 Months
DueMar 15, 2025

October 2017: Trustee's Deed, Construction Loan

Document TypeTrustee's Deed
JurisdictionMONROE FL
Recording DateOct 13, 2017
Property Address710 WILLIAM ST, KEY WEST, FL 33040-6429
Document Number0028741924
Book / Page002874 / 001924
Instrument DateOct 10, 2017
Instrument2139639
Transaction TypeConstruction Loan
Record UpdatedFeb 20, 2018
Title CompanyATTORNEY ONLY

Transferred To (Grantee/Buyer)

NameVerified Name
Address3620 SAUL RD KENSINGTON MD 208953436, KENSINGTON, MD 20895-3436

Mortgage

Document Number28741924
DateOct 13, 2017
Book Page002874/001924
Instrument2139639
Lender
NameNEW MOON PROPERTY MGMT LL (CE)
Agreement
TypeBuilding or Construction Mortgage
AmountAmount Recorded
Term12 Months
DueOct 12, 2018

Tax Assessment & Valuation

Source: Monroe County records · Assessment roll updated July 1, 2025 · Last verified December 2025

Property Jurisdictions

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

Tax Bill & Assessment History

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

YearTax BillAssessed ValueAssessed Market Value
2025$1,559,642 (+5.55%) Land $972,354 Building $587,288$1,559,642 (+5.55%) Land $972,354 Building $587,288
2024$10,439.00 (+5.63%)
2023$9,883.00 (+23.57%)$1,477,627 (+44.4%) Land $920,790 Building $556,837$1,477,627 (+44.4%) Land $920,790 Building $556,837
2022$7,998.00$1,023,293 Land $589,306 Building $433,987$1,023,293 Land $589,306 Building $433,987

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Monroe County (12087C), updated September 24, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone AE
Flood HazardHigh
100-Year FloodplainYes
1% annual chance
Special Flood Hazard AreaYes
Flood Insurance RequirementRequired (federally backed mortgages)
FloodwayNo
Base Flood Elevation6.0 ft

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Historic Designation

Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 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.

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