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3 bedsNew constructionWith a pool
Homes Over $3M in Marathon, FL — Page 2
39 listings

Homes Over $3M in Marathon, FL

Homes Over $3M in Marathon, FL

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13 of 39 Listings
Map

Homes Over $3M in Marathon, FL

13 of 39 Listings

  1. 59720 Overseas Highway 10 — photo45Active

Your local brokerage

TO

Thomas O'Leary

Realty.com

Lic. #BK3453168

Call Thomas

$3,400,000

5 bd · 5 ba · 3,013 sqft

59720 Overseas Highway 10, Marathon, FL

Sabrina Acevedo · Internet Realty of the Florida Keys Inc

  • 100 Tingler Lane — photo117Active

    $8,299,999

    3 bd · 4 ba · 2,703 sqft

    100 Tingler Lane, Marathon, FL

    Angela Palma · Lokation Real Estate

  • 865 50th Street Gulf — photoPrice ReducedOpen house Sat, Oct 3 · 12:00 AM97Active

    $4,490,000

    5 bd · 5 ba · 3,826 sqft

    865 50th Street Gulf, Marathon, FL

    Jose Cabrera · AmeriFirst Realty

  • 57783 Morton Street — photoPrice Reduced40Active

    $25,000,000

    10 bd · 13 ba · 8,648 sqft

    57783 Morton Street, Marathon, FL

    Brett Harris · Bespoke Real Estate Florida LLC

  • 2483 Yellowtail Drive — photo37Active

    $3,499,977

    6 bd · 7 ba · 3,976 sqft

    2483 Yellowtail Drive, Marathon, FL

    Kenny L. Matlock · No Nonsense Real Estate Branch Office

  • 118 Avenue E — photo86Active

    $3,690,000

    3 bd · 3 ba · 2,509 sqft

    118 Avenue E, Marathon, FL

    Rachel Gallagher · RE/MAX ALLIANCE GROUP

  • 128 Sunrise Drive — photo83Active

    $7,750,000

    4 bd · 5 ba · — sqft

    128 Sunrise Drive, Marathon, FL

    Kelsey Caputo- Frins · Langley Knight Gardner Islamorada

  • 2394 Coco Plum Drive — photo57Active

    $11,000,000

    18 bd · 21 ba · 12,198 sqft

    2394 Coco Plum Drive, Marathon, FL

    Kelsey Caputo - Frins · Berkshire Hathaway HomeServices Keys Real Estate - Islamorada

  • 57223 Morton Street — photo280Active

    $35,000,000

    9 bd · 10 ba · 9,530 sqft

    57223 Morton Street, Marathon, FL

    Sabrina Wampler & Sarah Ewald · Ocean Sotheby's International Realty

  • 6500-6600 Overseas Highway — photoPrice Reduced15Active

    $9,500,000

    6 bd · 11 ba · 10,852 sqft

    6500-6600 Overseas Highway, Marathon, FL

    Erin Lynne Voelliger · Ocean Sotheby's International

  • 59720 Overseas Highway 8 — photo40Active

    $3,500,000

    4 bd · 5 ba · 3,013 sqft

    59720 Overseas Highway 8, Marathon, FL

    Sabrina Acevedo · Internet Realty of the Florida Keys Inc

  • 143 Dorsett Drive — photo91Active

    $4,950,000

    4 bd · 3 ba · 2,121 sqft

    143 Dorsett Drive, Marathon, FL

  • 58030 Overseas Highway — photo71Active

    $3,500,000

    3 bd · 2 ba · 1,834 sqft

    58030 Overseas Highway, Marathon, FL

  • 12

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    L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

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    Your local brokerage

    TO

    Thomas O'Leary

    Realty.com

    Lic. #BK3453168

    Call Thomas

    Listing data & MLS disclosures

    Key West Association of REALTORS
    The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of The Key West Association of REALTORS®. MLS Real Estate listings held by brokerage firms other than this broker are marked with the MLS logo and detailed information about them includes the name of the listing broker's office. The properties displayed may not be all of the properties in the MLS's database, or all of the properties listed with Brokers participating in the cooperative data exchange program. Properties listed by Brokers other than this Broker are marked with either the listing Broker's logo or name or the MLS name or a logo provided by the MLS. Detailed information about such properties includes the name of the listing Brokers. Information provided is thought to be reliable but is not guaranteed to be accurate; you are advised to verify facts that are important to you. No warranties, expressed or implied, are provided for the data herein, or for their use or interpretation by the user. The Florida Association of Realtors and its cooperating MLSs do not create, control or review the property data displayed herein and take no responsibility for the content of such records. Federal law prohibits discrimination on the basis of race, color, religion, sex, handicap, familial status or national origin in the sale, rental or financing of housing. Information deemed reliable but not guaranteed. Copyright ©2026 The Key West Association of REALTORS®. All Rights Reserved.
    MIAMI REALTORS MLS
    The multiple listing information is provided by MIAMI Association of Realtors® from a copyrighted compilation of listings. The compilation of listings and each individual listingare ©2026 MIAMI Association of Realtors®. All Rights Reserved.
    The information provided is for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Last Updated: 2026-09-25 15:16:08 UTC
    Stellar MLS
    Listings courtesy of Stellar MLS as distributed by MLS GRID. Based on information submitted to the MLS GRID. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Listing information is provided for consumers? personal, non-commercial use, solely to identify prospective properties for potential purchase; all other use is strictly prohibited and may violate relevant federal and state law. Information deemed reliable but not guaranteed. Copyright © 2026 MLS GRID. All Rights Reserved.

    Marathon, FL community profile

    Population
    9,341
    Median income
    $71,629
    Housing units
    6,442
    People per sq. mi.
    189.1
    Area
    49.4 sq. mi.

    Source: HJN community data

    Marathon housing market

    September 2026 · This period is still settling

    Marathon 12-month median sale price trend

    Selling at 95.5% of asking price

    Buyers here are paying below asking. MLS · 35 sales · as of Sep 29, 2026

    Homes that sold · County records, as of Sep 17, 2026

    Median sale price
    $1,150,000$625,000–$1,947,500 typical range
    Price per sq. ft.
    $749
    Sales
    22
    Paid in cash
    50.0%

    Homes on the market · MLS, as of Sep 27, 2026–Sep 29, 2026

    Median list price
    $1,082,000
    Homes for sale
    304
    Median days on market
    43 days

    Price trend · Assessor repeat sales, as of Sep 30, 2026

    Year-over-year
    20.0%

    Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 11, 2026

    Median home size
    1,523 sq. ft.