600 123rd Str Gulf, Marathon, FL 33050 Property Records

Monroe County property record for 600 123rd Str Gulf, Marathon, FL 33050

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 2,270 sqft · built 1974
Lot Size	0.44 acres (19,150 sqft)
Owner	2 Individual Names on File
Tax Bill	$13,237 (2024)
Deeds & Mortgages	Feb 2020 Transfer Sep 2019 Sale + 2 more
Flood Zone	Zone AE (high risk)
APN	`00100560-000300`

Property Details

APN / Parcel Number

Primary APN	`00100560-000300`
Alternative APN	`1117510`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Stories	1 Story
Building Area	2,270 sqft Living Area
1st Floor Area	2,270 sqft
Attic	Attic
Attic Area	969 sqft
Flooring	Concrete/Cement
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1974
Effective Year Built	Effective 2009
Exterior Material	Concrete Block
Construction Type	Concrete Block
Roof Type	Hip
Roof Material	Metal
Lot Area	19,150 sqft (0.44 acres)
View / Lot	Waterfront
Garage Type	Carport
Garage Area	969 sqft
Carport	Carport
Carport Area	969 sqft

Exterior Amenities

Pool Area	861 sqft
Porch	Open Porch
Porch Area	48 sqft
Deck Area	2,520 sqft
Patio Area	3,534 sqft
Boat Access	Boat Access

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Forced Air with A/C

Location & Zoning

Account Number	1117510
Street Address	600 123RD STREET GULF
City	MARATHON
State	FL
Zip	33050-3505
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	IS
Legal Description	5 66 33 FAT DEER KEY PT GOVT LOT 3 OR634-237 OR742-178 OR748-424 OR1349-2496 OR1378-174 OR1643-2237 OR1654-933 OR1654-935 OR1660-451 OR1912-495 OR1912-497 OR2373-2376 2376-1182 OR2378-2072 OR2742-1249 OR2846-708 OR2933-2116 OR2986-2405 OR3007-1253 OR
Legal Range	33E
Legal Township	66S
Legal Section	05
Legal Subdivision	FAT DEER KEY
Legal Lot Number	3
Jurisdiction	MONROE FL
Township / Civil Division	MIDDLE KEYS
Census Block Group	2
Census Block	2010
Census Tract	971001

Owner

600 123rd Str Gulf is owned by two individuals who acquired it in February 2020.

Source: Monroe County records, as of March 6, 2026

Owner of Record	2 Individual Names on File
Mailing Address	600 123RD ST, MARATHON, FL 33050
Owner Type	Individual
Vesting	Life Estate

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

Date	Document
Feb 5, 2020	Correction Deed ATTORNEY ONLY
Sep 30, 2019	Warranty Deed, Transfer NOT AVAILABLE
Oct 29, 2018	Quit Claim Deed, Transfer ATTORNEY ONLY
Mar 29, 2017	Warranty Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 5, 2020
Deed Sale	Feb 5, 2020
Prior Sale	Sep 30, 2019 · Amount on File
Deed Document Number	20202254945
Deed Book / Page	3007 / 1253
Prior Transfer Date	Oct 2, 2018
Prior Transfer Doc	0029332116
Record Updated	Jun 8, 2026

February 2020: Correction Deed

Document Type	Correction Deed
Jurisdiction	MONROE FL
Recording Date	Feb 5, 2020
Property Address	600 123RD STREET GULF, MARATHON, FL 33050-3505
Document Number	0030071253
Book / Page	003007 / 001253
Instrument Date	Jan 28, 2020
Instrument	2254945
Record Updated	Mar 3, 2020
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	1103 WATER PARK WAY NW HUNTSVILLE AL 358063437, HUNTSVILLE, AL 35806-3437

September 2019: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	MONROE FL
Recording Date	Sep 30, 2019
Property Address	600 123RD STREET GULF, MARATHON, FL 33050-3505
Document Number	0029862405
Book / Page	002986 / 002405
Instrument Date	Sep 27, 2019
Instrument	2238513
Transaction Type	Transfer
Record Updated	Oct 25, 2019
Title Company	NOT AVAILABLE

Transaction

Amount	Amount on Record
Tax	$8,697.50
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	1103 WATER PARK WAY NW HUNTSVILLE AL 358063437, HUNTSVILLE, AL 35806-3437

October 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MONROE FL
Recording Date	Oct 29, 2018
Property Address	600 123RD STREET GULF, MARATHON, FL 33050-3505
Document Number	0029332116
Book / Page	002933 / 002116
Instrument Date	Oct 2, 2018
Instrument	2192489
Transaction Type	Transfer
Record Updated	Dec 5, 2018
Title Company	ATTORNEY ONLY

Transaction

Amount	Amount on Record
Tax	$0.70
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	17 ROYAL WAY DALLAS TX 752295538, DALLAS, TX 75229-5538

March 2017: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	MONROE FL
Recording Date	Mar 29, 2017
Property Address	600 123RD STREET GULF, MARATHON, FL 33050-3505
Document Number	0028460708
Book / Page	002846 / 000708
Instrument Date	Mar 24, 2017
Instrument	2116493
Transaction Type	Transfer
Record Updated	Jun 13, 2017
Title Company	ATTORNEY ONLY

Transaction

Amount	Amount on Record
Tax	$9,196.00
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	5409 OVERSEAS HWY #279 MARATHON FL 330502710, 279, MARATHON, FL 33050-2710

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	Florida
County	Monroe County
Municipality	Marathon City
Unified School District	Monroe County School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$1,489,119	$1,891,465 Land $1,276,826 Building $614,639
2024	$13,237.00 (+0.65%)
2023	$13,152.00 (+1.33%) Homeowner's exemption	$1,405,002 (+3%)	$1,747,818 (+28.13%) Land $1,160,203 Building $587,615
2022	$12,979.00 Homeowner's exemption	$1,364,080 Land $784,671 Building $579,409	$1,364,080 Land $784,671 Building $579,409

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

Flood

FEMA maps place 600 123rd Str Gulf 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 Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	11.0 ft
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on File median of 405 individual policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	612 units insured incl. 207 condo units
Nearby Flood Claims	582 (1983–2018)
Most Recent Claim	Aug 2018 · rainfall accumulation
Claims by Event	Hurricane Irma, Oct 2017 · 305 claims Hurricane Wilma, Oct 2005 · 69 claims Hurricane Georges, Sep 1998 · 127 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 600 123rd Str Gulf is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 99.1% of the US · lower than 98.7% of Florida
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None 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 159 locations within half a mile, as of December 31, 2025

Provider	Max 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

Cell Coverage

5G (outdoors only) and 4G LTE

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