Duck Key

Duck Key is a luxury waterfront community of single family homes, condos, and townhomes in Marathon, Florida, with a range of options priced between $635,000 and $3,000,000. There are currently a total of 12 homes for sale in Duck Key. The smallest Duck Key home presently available is a three bedroom three bathroom residence that is 900 square feet (780SF Under Air living space), and the largest of the Duck Key homes currently on the market has four beds and four baths and is a 7,703 square foot (2,640SF Under Air) residence.

Duck Key amenities include a clubhouse, swimming pool, spa / hot tub, and laundry facilities. Sports facilities include tennis courts, and pickleball courts.

Boating enthusiasts will love the fact that the community has boat facilities including. There is also a playground, walking or jogging trails, as well as private beach access.

Pets are allowed in Duck Key although there are some restrictions. There is a limitation on pet size.

There is also a subdivision within Duck Key that is called Hawks Cay.

Duck Key real estate activity on the Marathon MLS during the past year (as of April 2026) reflects five homes changing hands, with an average asking price of $834,580 and an average selling price of $781,000. This represents a healthy list-to-sell price ratio of 94% and $498 per square foot. During this period, Duck Key homes for sale have taken an average of 186 days to sell.

In addition, there are numerous other communities in Marathon to choose from, or you may browse all available Marathon Real Estate, including some new construction opportunities. Homes for sale in Duck Key are selling quickly. Set up a new listing alert, and we will notify you immediately when a new waterfront home in Duck Key hits the market. You can also always contact your ZFC Real Estate agent, who would happily assist you further with all your Florida real estate needs.

Duck Key Homes For Sale

$3 Million

MLS#AX-11915619

232 W Seaview Dr
Duck, FL 33050

3

3

4,568 SqFt

Ocean Access

0.198 Acres

144 Days

Reduced

$1,459,000

$1,499,000

MLS#MFRNS1087109

227 Corsair Rd
Marathon, FL 33050

4

3

7,703 SqFt

Pool

0.18 Acres

78 Days

Reduced

$670,000

$735,000

Hawks Cay

7051 Harbor Village Drive
Duck Key, FL 33050

2

2

1,315 SqFt

Intracoastal Waterway

0.02 Acres

340 Days

Under Contract

$655,000

Hawks Cay

5022 Sunset Village Drive
Duck Key, FL 33050

2

2

1,311 SqFt

Ocean Front

0.02 Acres

45 Days

Reduced

$649,000

$699,000

Hawks Cay

7031 Harbor Village Drive 7031
Duck Key, FL 33050

2

2

900 SqFt

Water Front

0.03 Acres

288 Days

Reduced

$649,000

$675,000

Hawks Cay

2002 Marina Villa Drive
Duck Key, FL 33050

2

2

1,121 SqFt

Ocean Front

0.02 Acres

373 Days

$640,000

Hawks Cay

5081 Sunset Village Drive
Duck Key, FL 33050

2

3

1,386 SqFt

Ocean Front

0.02 Acres

65 Days

Reduced

$635,000

$685,000

Hawks Cay

5092 Sunset Village Drive
Duck Key, FL 33050

2

2

1,141 SqFt

Ocean Front

0.02 Acres

449 Days

Reduced

$619,000

$645,000

Hawks Cay

5017 Sunset Village Dr
Duck, FL 33050

2

2

1,141 Sq Ft

Ocean Front

90 Days

Under Contract

$595,000

Hawks Cay

5040 Sunset Village Drive
Duck Key, FL 33050

2

2

1,311 SqFt

Ocean Front

25 Days

$590,000

Hawks Cay

5067 Sunset Village Drive
Duck Key, FL 33050

2

2

1,141 SqFt

0.02 Acres

20 Days

$329,000

Hawks Cay

1129 Pebble Beach Ln 12
Duck Key, FL 33050

2

2

860 Sq Ft

11 Days

12 Active Listings in Duck Key