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100 W Conch Ave, Marathon, FL 33050 Property Records

Monroe County property record for 100 W Conch Ave, Marathon, FL 33050

Property Summary

Property TypeDuplex
Details6 bd · 2 ba · 3,782 sqft · built 1953
Lot Size0.191 acres (8,335 sqft)
Owner2 Individual Names on Record
Last Sale$1,500,000 (Jun 2007)
Tax Bill$11,715 (2024)
Deeds & MortgagesMar 2026 Transfer
Flood ZoneZone VE (high risk)
APN00385740-000000

Property Details

APN / Parcel Number

Primary APN00385740-000000
Alternative APNs
  • 14653400385740000000
  • 1469432

Interior

Bedrooms6 Beds
Full Baths2 Baths
Units2 Units
Stories2 Stories
Building Area3,782 sqft Living Area
1st Floor Area3,782 sqft
FlooringConcrete/Cement
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 1953
Effective Year BuiltEffective 1998
Architectural StyleDuplex Single
Exterior MaterialConcrete Block
Construction TypeConcrete Block
Foundation TypeConcrete
Roof TypeFlat
Roof MaterialConcrete
Lot Area8,335 sqft (0.191 acres)
View / LotWaterfront

Exterior Amenities

PorchOpen Porch
Porch Area1,076 sqft
Patio Area91 sqft
Boat AccessBoat Access

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemForced Air with A/C

Location & Zoning

Account Number1469432
Street Address100 W CONCH AVE
CityMARATHON
StateFL
Zip33050-6913
Property CategoryResidential
Property TypeResidential > Multi-Unit > Duplex
Local Zoning CodeCFA
Legal DescriptionLT 8 AND PT LT 9 CONCH KEY PB2-130 G51-131 OR488-900 OR800-1839Q/C OR848-1342 OR878-828C OR880-1151 OR1191-828/29 OR1526-2243/44A OR1526-2255D/C
Legal Range34E
Legal Township65S
Legal Section14
Legal SubdivisionCONCH KEY
Legal Lot Number8,9
JurisdictionMONROE FL
Township / Civil DivisionMIDDLE KEYS
Census Block Group3
Census Block3014
Census Tract971002

Owner

Source: Monroe County records, as of April 8, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Individual Names on Record
Mailing Address2256 SIDEWINDER DR, PARK CITY, UT 84060-7433
OccupancyOwner Occupied
Owner TypeIndividual
VestingLife Estate

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJun 11, 2007 · Amount on Record
Deed SaleJun 11, 2007 · Amount on Record
Prior SaleJul 16, 1998 · Amount on Record
Deed Document Number20071647303
Deed Book / Page2300 / 1726
Last Transfer DateMar 19, 2026
Transfer Doc0002536846
Record UpdatedOct 29, 2026

March 2026: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionMONROE FL
Recording DateMar 25, 2026
Property Address100 W CONCH AVE, MARATHON, FL 33050-6913
Document Number0033721157
Book / Page3372 / 1157
Map ReferenceMB 2 PG 130
Instrument DateMar 19, 2026
Instrument2536846
Transaction TypeTransfer
Record UpdatedApr 22, 2026
Title CompanyATTORNEY ONLY, ATTORNEY

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address100 W CONCH AVE, CONCH KEY, FL 33050-6913

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants with Right of Survivorship
Address2256 SIDEWINDER DR, PARK CITY, UT 84060-7433

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$1,220,972 (-0.81%)$1,533,553 (-2.11%) Land $910,186 Building $623,367
2024$11,715.00 (+1.58%)
2023$11,533.00 (+6.34%) Homeowner's exemption$1,230,996 (+5.57%)$1,566,612 (+6.08%) Land $934,691 Building $631,921
2022$10,845.00 Homeowner's exemption$1,166,031$1,476,874 Land $817,668 Building $659,206

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

Flood

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

FEMA Flood ZoneZone VE
high risk · coastal, wave action
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood Elevation14.0 ft
Flood Insurance RequirementRequired
federally backed loans
Flood Insurance CostPremium on Record
median of 195 individual policies
Community Rating SystemClass 3 (35% premium discount)
Nearby Flood Policies235 units insured
incl. 40 condo units
Nearby Flood Claims297 (1983–2017)
Most Recent ClaimSep 2017 · Hurricane Irma
Claims by Event
  • Hurricane Irma, Sep 2017 · 143 claims
  • Hurricane Wilma, Oct 2005 · 102 claims
  • Hurricane Georges, Sep 1998 · 38 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 RiskLow
lower than 99.8% of the US · lower than 99.7% of Florida
Wildfire LikelihoodUnder 0.01% 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 78 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		1,200 / 35

May also be available: T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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