11131 1st Ave Ocean, Marathon, FL 33050 Property Records

Monroe County property record for 11131 1st Ave Ocean, Marathon, FL 33050

Property Summary

Property Type	Single Family Home
Details	1 bd · 1 ba · 604 sqft · built 1958
Lot Size	0.063 acres (2,750 sqft)
Owner	Individual Name on File
Last Sale	$300,000 (Aug 2021)
Tax Bill	$3,269 (2024)
Deeds & Mortgages	Aug 2021 Sale & Mortgage May 2021 Sale
Flood Zone	Zone AE (high risk)
APN	`00344120-000000`

Property Details

APN / Parcel Number

Primary APN	`00344120-000000`
Alternative APNs	`06663300344120000000` `1422045`

Interior

Bedrooms	1 Bed
Full Baths	1 Bath
Stories	1 Story
Building Area	604 sqft Living Area
1st Floor Area	604 sqft
Flooring	Concrete/Cement
Interior Walls	Wallboard/Drywall

Exterior

Year Built	Built 1958
Effective Year Built	Effective 2008
Exterior Material	Other
Construction Type	Masonry / Concrete Block
Foundation Type	Slab (Mat/Raft)
Roof Type	Flat
Roof Material	Tar & Gravel
Lot Area	2,750 sqft (0.063 acres)
Lot Dimensions	50 ft deep x 55 ft wide

Exterior Amenities

Porch	Open Porch
Porch Area	246 sqft
Deck Area	36 sqft
Patio Area	36 sqft
Fence	Fence

Utilities, Heating & Cooling

Cooling System	None

Location & Zoning

Account Number	1422045
Old Parcel Number	06663300344120000000
Street Address	11131 1ST AVENUE OCEAN
City	MARATHON
State	FL
Zip	33050-3401
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LT 2 LITTLE VENICE KEY VACA PB3-7 OR548-144 OR756-1872 OR902-624 OR1000-1536 OR1154-636 OR1172-601 OR1776-1158 OR3096-0277
Legal Range	33E
Legal Township	66S
Legal Section	06
Legal Subdivision	LITTLE VENICE
Legal Lot Number	2
Jurisdiction	MONROE FL
Township / Civil Division	MIDDLE KEYS
Census Block Group	1
Census Block	1005
Census Tract	971100

Owner

Source: Monroe County records · APN 00344120-000000

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 Record	Individual Name on File
Mailing Address	11131 1ST AVENUE OCEAN, MARATHON, FL 33050-3401
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Aug 30, 2021	Warranty Deed, Transfer · Seller Carry-Back LISA THOMSON
May 10, 2021	Warranty Deed, Transfer ATTORNEY ONLY, ATTORNEY

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Aug 30, 2021 · Amount on Record
Deed Sale	Aug 30, 2021 · Amount on Record
Prior Sale	May 10, 2021 · Amount on Record
Deed Document Number	2337514
Deed Book / Page	3122 / 1635
Record Updated	Jun 08, 2026

August 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	MONROE FL
Recording Date	Aug 30, 2021
Property Address	11131 1ST AVENUE OCEAN, MARATHON, FL 33050-3401
Document Number	0031221635
Book / Page	3122 / 1635
Map Reference	MB 3 PG 7
Instrument Date	Aug 16, 2021
Instrument	2337514
Transaction Type	Transfer
Record Updated	Jan 23, 2024
Title Company	ATTORNEY ONLY, ATTORNEY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$2,100.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	1153 70TH STREET GULF, MARATHON, FL 33050-2827

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	11131 1ST AVENUE GULF, MARATHON, FL 33050-3003

Mortgage

Document Number	0031221637
Date	Aug 30, 2021
Instrument	3122/1637

Lender

Name	LISA THOMSON
Type	Seller

Agreement

Type	Seller Carry-Back
Amount	Amount Recorded

May 2021: Warranty Deed, Transfer

Document Type	Warranty Deed
Jurisdiction	MONROE FL
Recording Date	May 10, 2021
Property Address	11131 1ST AVENUE OCEAN, MARATHON, FL 33050-3401
Document Number	0030960277
Book / Page	3096 / 277
Map Reference	MB 3 PG 7
Instrument Date	May 05, 2021
Instrument	2318623
Transaction Type	Transfer
Record Updated	Jan 23, 2024
Title Company	ATTORNEY ONLY, ATTORNEY

Transaction

Amount	Amount Recorded
Tax	$1,890.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	1343 LONG BEACH DR, BIG PINE KEY, FL 33043-3500

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1153 70TH STREET GULF, MARATHON, FL 33050-2827

Tax Assessment & Valuation

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

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2025		$342,468 (+5.99%)	$375,135 (+2.38%) Land $242,688 Building $132,447
2024	$3,269.00 (+3.16%)
2023	$3,169.00 (-7.47%) Homeowner's exemption	$323,124 (+3%)	$366,404 (+16.8%) Land $242,688 Building $123,716
2022	$3,425.00 Homeowner's exemption	$313,713 Land $188,375 Building $125,338	$313,713 Land $188,375 Building $125,338

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 24, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	7.0 ft
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on Record median of 569 individual policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	748 units insured incl. 179 condo units
Nearby Flood Claims	1,492 (1978–2024)
Most Recent Claim	Sep 2024 · Hurricane Helene
Claims by Event	Hurricane Irma, Sep 2017 · 472 claims Hurricane Wilma, Oct 2005 · 269 claims Hurricane Georges, Oct 1998 · 605 claims

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

Based on FCC filings for 295 locations within half a mile of this property.

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