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x Grassy Key
x > 1 beds
x > $600,000
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Marathon Home Report
Average Home
Average Price
$2,191,382
Avg Bedrooms
3.41 beds
Avg Bathrooms
3.02 baths
Average Price By Bedrooms
1 bedroom
$535,814
2 bedrooms
$741,521
3 bedrooms
$1,699,823
4 bedrooms
$2,371,026
5 bedrooms
$2,983,589
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18+ Homes For Sale in Grassy Key
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Latest Listing
Beds
Baths
Year Built
Nearest
200
$35,000,000
57223 Morton St, Marathon, FL 33050
Zephyr Cove; the extravagant aquatically inspired retreat that you deserve. Located on the breathtak...
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9
Beds
10
Baths
9,530
SqFt
40
$29,500,000
57783 Morton St, Marathon, FL 33050
Newly Built Gulf-front Sanctuary with Panoramic Views, Guest and Pool Houses, Luxe Outdoor Living, a...
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10
Beds
13
Baths
10,000
SqFt
66
$6,950,000
57121 Morton St, Marathon, FL 33050
Morton Manor is a timeless estate nestled along the Gulf's bay waters, evoking a sense of simpler ti...
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4
Beds
5
Baths
5,168
SqFt
69
$5,250,000
210 W Seaview Cir, Duck Key, FL 33050
Discover a luxurious oceanfront haven on Duck Key, Florida, listed at $5,250,000. This 4-bed, 4-bath...
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4
Beds
4
Baths
3,304
SqFt
103
$5,000,000
230 15th Circle Ky, Key Colony, FL 33051
Brand new 2025 waterfront masterpiece in the most coveted street in Key Colony Beach. 5 bed, 4 bath,...
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5
Beds
4
Baths
3,580
SqFt
73
$3,995,000
58213 Morton St, Marathon, FL 33050
Nestled on a secluded 2-acre lot in Grassy Key, Marathon, this gated waterfront estate boasts 4,000 ...
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3
Beds
5
Baths
4,000
SqFt
71
$3,995,000
58652 Overseas Hwy, Marathon, FL 33050
Enter the bougainvillea-lined gates of Casa Feliz, a private oceanfront retreat on Grassy Key with e...
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4
Beds
4
Baths
2,429
SqFt
6
$3,800,000
59733 Paradise Pl, Marathon, FL 33050
An exceptional to-be-built waterfront estate in Grassy Key, offering the rare opportunity to secure ...
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5
Beds
5
Baths
4,000
SqFt
33
$3,500,000
59720 Overseas Highway 8, Marathon, FL 33050
SeaGlass Cove is a brand-new luxury, gated island community located in the heart of the Florida Keys...
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4
Beds
5
Baths
3,013
SqFt
39
$3,400,000
59720 Overseas Highway 10, Marathon, FL 33050
SeaGlass Cove is a brand-new luxury, gated island community located in the heart of the Florida Keys...
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5
Beds
5
Baths
3,013
SqFt
39
$3,100,000
59720 Overseas Highway 9, Marathon, FL 33050
MOVE-IN AND RENTAL READY! SeaGlass Cove is a brand-new luxury, gated island community located in the...
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5
Beds
5
Baths
3,013
SqFt
39
$2,975,000
59720 Overseas Highway 7, Marathon, FL 33050
MOVE-IN AND RENTAL READY! SeaGlass Cove is a brand-new luxury, gated island community located in the...
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5
Beds
5
Baths
3,013
SqFt
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