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Marathon Home Report

Average Home

Average Price

$2,024,325

Avg Bedrooms

2.87 beds

Avg Bathrooms

2.79 baths

Average Price By Bedrooms

1 bedroom

$723,585

2 bedrooms

$829,321

3 bedrooms

$1,417,109

4 bedrooms

$2,390,974

5 bedrooms

$3,335,923

See additional market statistics

Last updated March 19, 2026.

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13+ Homes For Sale in Grassy Key

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Lela Ashkarian 305-395-0814

Lela Ashkarian

11050 Overseas Hwy
Marathon, FL 33050

(305) 395-0814

License #622790

(305) 395-0814

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The data relating to real estate for sale on this web site comes in part from the Internet Data Exchange program of the Florida Keys Board of REALTORS®. IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by the MLS.