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New Construction Homes in Marathon, FL
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29 listings
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3 bedsNew constructionWith a pool

New Construction Homes in Marathon, FL

New Construction Homes in Marathon, FL

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23 of 29 Listings
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New Construction Homes in Marathon, FL

23 of 29 Listings

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TO

Thomas O'Leary

Realty.com

Lic. #BK3453168

Call Thomas
  1. 835 & 837 Copa D Oro — photo47Active

    $5,399,000

    8 bd · 8 ba · 4,944 sqft

    835 & 837 Copa D Oro, Marathon, FL

    Chase Foster · Coldwell Banker Schmitt Real Estate Co.

  2. 875 50th Street Gulf — photo81Active

    $5,499,000

    5 bd · 5 ba · 4,146 sqft

    875 50th Street Gulf, Marathon, FL

    Lisa H Ferringo · Coldwell Banker Schmitt Real Estate Co

  3. 111 Avenue D Unit 2 — photo61Active

    $2,899,000

    5 bd · 5 ba · 3,458 sqft

    111 Avenue D Unit 2, Marathon, FL

    Samuel Davis Williams · Coldwell Banker Schmitt Real Estate Co.

  4. 171 Avenue D — photo55Active

    $2,395,000

    4 bd · 3 ba · 2,088 sqft

    171 Avenue D, Marathon, FL

    Samuel Davis Williams · Coldwell Banker Schmitt Real Estate Co.

  5. 1157 91st Court Ocean — photo70Active

    $3,150,000

    4 bd · 3 ba · 2,489 sqft

    1157 91st Court Ocean, Marathon, FL

    Megann Lucaj PA · Compass Florida LLC

  6. 10877 Overseas Highway Apt 97 — photo62Active

    $550,000

    1 bd · 2 ba · 850 sqft

    10877 Overseas Highway Apt 97, Marathon, FL

    Frank Griffiths · Lokation Real Estate

  7. 211 S Anglers Drive — photo57Active

    $2,395,000

    4 bd · 3 ba · 2,464 sqft

    211 S Anglers Drive, Marathon, FL

    Tisa Del Valle · American Caribbean Real Estate, Christie's International Real Estate

  8. 813 39th St Gulf Street — photo67Active

    $3,795,000

    5 bd · 4 ba · 2,628 sqft

    813 39th St Gulf Street, Marathon, FL

    Rachel Gallagher · Re/Max Alliance Group

  9. 2405 Coco Plum Dr — photo177Active

    $27,500,000

    9 bd · 10 ba · 18,524 sqft

    2405 Coco Plum Dr, Marathon, FL

    Cipriano Agreda · The Keyes Company

  10. 108 Sunrise Drive — photoPrice Reduced39Active

    $7,495,000

    5 bd · 5 ba · 3,434 sqft

    108 Sunrise Drive, Marathon, FL

    Placido Rodriguez · LoKation Real Estate - Pompano Beach

  11. 58244 Overseas Highway — photo57Active

    $3,260,000

    4 bd · 3 ba · 2,700 sqft

    58244 Overseas Highway, Marathon, FL

    The Owen Lucas Team · Berkshire Hathaway HomeServices Keys Real Estate

  12. 10877 Overseas Highway Apt 35 — photoPrice Reduced49Active

    $355,500

    — bd · 1 ba · 425 sqft

    10877 Overseas Highway Apt 35, Marathon, FL

    Frank Griffiths · Lokation Real Estate

  13. 4800 Overseas Highway Unit 54 — photo22Active

    $6,500,000

    4 bd · 4 ba · 3,714 sqft

    4800 Overseas Highway Unit 54, Marathon, FL

    Stephany Duvall · Engel & Volkers Marathon

  14. 835 Copa D Oro — photoPrice Reduced50Active

    $2,799,000

    4 bd · 4 ba · 2,472 sqft

    835 Copa D Oro, Marathon, FL

    Alyson Renee Bainbridge · Coldwell Banker Schmitt Real Estate Co.

  15. 837 Copa D Oro — photoPrice Reduced52Active

    $2,799,000

    4 bd · 4 ba · 2,472 sqft

    837 Copa D Oro, Marathon, FL

    Chase Foster · Coldwell Banker Schmitt Real Estate Co.

  16. 101 Avenue D — photoPrice Reduced69Active

    $1,787,000

    4 bd · 3 ba · 1,618 sqft

    101 Avenue D, Marathon, FL

    Samuel Davis Williams · Coldwell Banker Schmitt Real Estate Co.

  17. 128 Sunrise Drive — photo92Active

    $7,750,000

    4 bd · 5 ba · 4,111 sqft

    128 Sunrise Drive, Marathon, FL

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

  18. 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

  19. 59720 Overseas Highway 9 — photo45Active

    $3,100,000

    5 bd · 5 ba · 3,013 sqft

    59720 Overseas Highway 9, Marathon, FL

    Sabrina Acevedo · Internet Realty of the Florida Keys Inc

  20. 59720 Overseas Highway Unit 10 — photo45Active

    $3,400,000

    5 bd · 5 ba · 3,013 sqft

    59720 Overseas Highway Unit 10, Marathon, FL

    Sabrina Acevedo · Internet Realty of the Florida Keys Inc

  21. 229 Pescayo Avenue — photoPrice Reduced35Active

    $2,399,000

    4 bd · 5 ba · 2,040 sqft

    229 Pescayo Avenue, Marathon, FL

    Kim Rabito Show · Coldwell Banker Schmitt Real Estate Co.

  22. 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

  23. 101 11th Street Unit 19 — photoPrice Reduced27Active

    $395,000

    2 bd · 2 ba · 960 sqft

    101 11th Street Unit 19, Marathon, FL

    Elizabeth Jolin · Coldwell Banker Schmitt Real E

12

About New Construction Homes in Marathon, FL

New Construction Homes in Marathon, FL: 29 active listings as of October 17, 2026, 07:08 UTC.

Explore Marathon homes

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Listing data & MLS disclosures

BeachesMLS
All listings featuring the BMLS logo are provided by Beaches MLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Information is provided exclusively for consumers personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
Listing information ©2026 Beaches Multiple Listing Service®. All Rights Reserved. Data Last Updated: 2026-10-09 05:55:25 UTC
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: 2026-10-09 04:16:21 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

  • Homes Under $2.75M
  • Homes Under $3M
  • Homes Over $3M
  • Luxury Homes
  • By bedrooms

    • 2 Bedroom Homes
    • 3 Bedroom Homes
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    Your local brokerage

    TO

    Thomas O'Leary

    Realty.com

    Lic. #BK3453168

    Call Thomas

    Marathon housing market

    September 2026

    Marathon 12-month median sale price trend

    Selling at 96.4% 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 28, 2026

    Median sale price
    $1,100,000$587,000–$1,745,000 typical range
    Price per sq. ft.
    $727
    Sales
    35
    Paid in cash
    45.7%

    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
    56 days

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

    Year-over-year
    15.0%

    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.