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307 King Ave, Key Largo, FL 33037 Property Records

Monroe County property record for 307 King Ave, Key Largo, FL 33037

Property Summary

Property TypeMobile Home
Details3 bd · 2 ba · 912 sqft · built 1971
Lot Size0.138 acres (6,000 sqft)
Owner2 Individual Names on File
Last Sale$325,000 (Sep 2025)
Tax Bill$1,865 (2024)
Deeds & MortgagesSep 2025 Sale
Apr 2021 Transfer
Flood ZoneZone AE (high risk)
APN00564147-002100

Property Details

APN / Parcel Number

Primary APN00564147-002100
Alternative APNs
  • 12613900564147002100
  • 1690392

Interior

Bedrooms3 Beds
Full Baths2 Baths
Stories1 Story
Building Area912 sqft Living Area
1st Floor Area912 sqft
FlooringVinyl/Resilient
Interior WallsWood

Exterior

Year BuiltBuilt 1971
Effective Year BuiltEffective 1998
Architectural StyleMobile Home
Exterior MaterialMetal
Construction TypeMetal Frame
Roof TypeFlat
Roof MaterialMetal
Lot Area6,000 sqft (0.138 acres)
Lot Dimensions100 ft deep x 60 ft wide
PorchOpen Porch
Porch Area190 sqft
Patio Area18 sqft

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemForced Air with A/C

Location & Zoning

Account Number1690392
Street Address307 KING AVE
CityKEY LARGO
StateFL
Zip33037-4851
Property CategoryResidential
Property TypeResidential > Prefabricated > Mobile Home
Local Zoning CodeURM
Legal DescriptionBK 11 LT 11 KEY LARGO MOBILE HOMESITES PLAT 4 KEY LARGO OR435-638/39 OR543-89 OR793-466 OR1256-1585 OR1493-1957 OR1493-1958DC OR1542-1347 OR1542-1357 OR2588-1818 OR2621-2233/34 OR3089-0871
Legal Range39E
Legal Township61S
Legal Section12
Legal SubdivisionKEY LARGO MOBILE HOMESITE PLAT #4
Legal Block11
Legal Lot Number11
JurisdictionMONROE FL
Township / Civil DivisionUPPER KEYS
Census Block Group1
Census Block1028
Census Tract972700

Historic Designation

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

Listed AreaWithin John Pennekamp Coral Reef State Park and Reserve
listed 1972 · 10 contributing resources · NRIS 72000340

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

Owner

307 King Ave, a mobile home, is owned by two individuals who bought it in September 2025.

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

Owner of Record2 Individual Names on File
Mailing Address6204 SW 161ST AVE, MIAMI, FL 33193-5596
Owner TypeIndividual
VestingHusband and Wife

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

DateDocument
Sep 15, 2025Warranty Deed, Transfer
SUNNY TITLE COMPANY, SUNNY TITLE CO
Apr 14, 2021Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleSep 15, 2025 · Amount on File
Deed SaleSep 15, 2025 · Amount on File
Prior SaleApr 2, 2013
Deed Document Number20252515253
Deed Book / Page3344 / 2346
Prior Transfer DateApr 12, 2021
Prior Transfer Doc0030890871
Record UpdatedJun 8, 2026

September 2025: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionMONROE FL
Recording DateSep 15, 2025
Property Address307 KING AVE, KEY LARGO, FL 33037-4851
Document Number0033442346
Book / Page3344 / 2346
Map ReferenceMB 6 PG 15
Instrument DateSep 12, 2025
Instrument2515253
Transaction TypeTransfer
Record UpdatedSep 29, 2025
Title CompanySUNNY TITLE COMPANY, SUNNY TITLE CO

Transaction

AmountAmount on Record
Tax$2,275.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address5 BONEFISH AVE, KEY LARGO, FL 33037-4768

Transferred To (Grantee/Buyer)

NameVerified Name
Address6204 SW 161ST AVE, MIAMI, FL 33193-5596

April 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionMONROE FL
Recording DateApr 14, 2021
Property Address307 KING AVE, KEY LARGO, FL 33037-4851
Document Number0030890871
Book / Page3089 / 871
Map ReferenceMB 6 PG 15
Instrument DateApr 12, 2021
Instrument2313983
Transaction TypeTransfer
Record UpdatedDec 21, 2021

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address307 KING AVE, KEY LARGO, FL 33037-4851

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$176,971 (+2.9%)$319,922 (-2.8%) Land $277,500 Building $42,422
2024$1,865.00 (+6.69%) Homeowner's exemption$171,984 (+3%)$329,125 (+10.7%) Land $288,000 Building $41,125
2023$1,748.00 (+4.36%) Homeowner's exemption$166,975 (+3%)$297,323 (+33.05%) Land $258,000 Building $39,323
2022$1,675.00 Homeowner's exemption$162,112$223,470 Land $183,000 Building $40,470

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

FEMA maps place 307 King 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 Elevation8.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on File
median of 225 policies
Community Rating SystemClass 3 (35% premium discount)
Nearby Flood Policies225 in force
Nearby Flood Claims29 (2017–2023)
Most Recent ClaimNov 2023 · rainfall accumulation
Claims by Event
  • Hurricane Irma, Sep 2017 · 28 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

Wildfire risk around 307 King Ave is low, with a 0.05% annual chance of wildfire.

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

Wildfire RiskLow
lower than 64% of the US · lower than 90% of Florida
Wildfire Likelihood0.05% annual chance
ExposureNone
beyond 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 177 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL		5,000 / 5,000
Xfinity
Cable		1,200 / 35
Verizon
Fixed Wireless		300 / 20

Cell Coverage

5G (outdoors only) and 4G LTE

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