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New Construction Homes for Sale in Duck Key, FL

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  • /19

    $2,150,000 Lot/Land

    322 E Seaview Dr, Marathon, FL 33050

    This 7,500 sq ft residential lot on Duck Key Island offers 75 ft of canal frontage and 100 ft of deep-water canal depth on the ocean side with crystal-clear waters. This property is yacht accessible. The ROGO permit is already grandfathered in, so it's ready to build with no waiting in the ROGO line and you can start construction today. Fully approved dock plans are included. A three-story home

    Agent Photo

    Joseph Suarez

    Trustpoint Realty, LLC

    (786) 981-4580

    322 E Seaview Dr, Marathon, FL 33050
  • /4

    $4,400,000 Lot/Land

    318 E Seaview Cir, Duck Key, FL 33050

    8,190 SF vacant lot on Duck Key Island along a deep water canal with open water views.Located next to Hawks Cay Resort, which offers dolphin swims, dining by a Michelin-rated chef, and a marina.Duck Key is centrally positioned near luxury restaurants in the Keys, Grassy Key sandbar, deep drops for offshore fishing, clear Bahamian waters, nearby reefs for lobstering and reef fishing, and the

    Agent Photo

    Joseph Suarez

    Trustpoint Realty, LLC

    (645) 205-0141

    318 E Seaview Cir, Duck Key, FL 33050
  • /25

    $1,099,000 Manufactured Home

    224 W Seaview Dr, Marathon, FL 33050

    • 3 Beds
    • 2 Baths
    • 1,080 Sq Ft

    SELLER FINANCING OFFERED! Welcome to this BRAND NEW spacious corner lot in the heart of Duck Key. Elevated for added peace of mind, this 3-bedroom, 2-bath stilt home features soft coastal tones, sleek tile flooring throughout, window treatments and impact-resistant windows/doors for storm protection and energy efficiency. Duck Key is a charming, golf cart-friendly island known for its laid-back

    Thomas Carden Keys to the Coast Real Estate LLC

    224 W Seaview Dr, Marathon, FL 33050
  • /35

    $1,350,000 Custom Home

    261 W Seaview Dr, Duck Key, FL 33050

    • 3 Beds
    • 2 Baths
    • 1,869 Sq Ft

    This newer West Indies-style home on a DOUBLE CORNER LOT is impeccably designed with high-end finishes and perfectly situated to offer peekaboo OCEAN VIEWS in a premier Duck Key location. Step inside to discover effortless single-level living with soaring 9-foot ceilings, casement impact-rated windows and french doors, and a thoughtfully designed triple-split floor plan that maximizes privacy and

    Thomas Carden Keys to the Coast Real Estate LLC

    261 W Seaview Dr, Duck Key, FL 33050
  • /29

    $1,650,000 Custom Home

    239 W Seaview Dr, Duck Key, FL 33050

    • 3 Beds
    • 4 Baths
    • 2,640 Sq Ft

    Stunning 3 bedroom 4 bathroom pool home plus a bonus room with a full bathroom on first level - perfect for game room and easy access to the pool. This home features designer touches throughout! Open floor plan with an amazing kitchen featuring exquisite back splash, quartz countertops, custom cabinets, perfect for entertaining. Outdoor living space at its finest with a fenced pool & BBQ area

    Sandra Alexander RE/MAX Advance Realty Inc.

    239 W Seaview Dr, Duck Key, FL 33050
  • /2

    $319,000 Lot/Land

    219 Corsair Rd, Duck Key, FL 33050

    Desirable Tier 3 lot on beautiful Plantation Island surrounded by million dollar homes. Build the home of your dreams on Duck Key! This is one of the best cleared dry lots for sale on Duck Key you will find.This lot will require a ROGO allocation, Buyer to verify the ROGO allocation purchase and fees associated with a site transfer.

    Thomas Carden Keys to the Coast Real Estate LLC

    219 Corsair Rd, Duck Key, FL 33050
  • /3

    $299,000 Lot/Land

    Lot 18 Jamaica St, Duck Key, FL 33050

    • 0.17 Acre
    • $1,758,824 per Acre

    Don’t miss out on this rare opportunity to build your dream home on DOUBLE lots in the desirable area of Duck Key, or build your perfect investment vacation retreat on an island paradise. These prime vacant lots, located in the heart of Duck Key, Florida, are just minutes away from the beach, Hawks Cay Marina, and endless water activities. Experience the ultimate Florida Keys lifestyle. An

    Alric Francis Reality Investments Corp.

    Lot 18 Jamaica St, Duck Key, FL 33050
  • /9

    $424,500 Lot/Land

    123 Bimini Dr, Duck Key, FL 33050

    This oversized vacant parcel on Duck Key has approved architectural plans in place and should receive building right within 2026. Approved plans bring an exquisite and modern 1,900 sqft home to life with all interior and exterior finishes (or plan modifications) designed by discerning new owners. Development rights are available now for purchase in order to begin construction immediately.

    Elizabeth Jolin Coldwell Banker Schmitt Islamorada

    123 Bimini Dr, Duck Key, FL 33050
  • /14

    $399,000 Lot/Land

    223 Schooner Ln, Duck Key, FL 33050

    Build your dream in the Florida Keys on this cleared corner lot in sought-after Duck Key. Much of the groundwork has already been complete allowing you to focus on designing your ideal island retreat.Next quarter the property will be at 42 points, after that next step to 44 points = permit. After 42 points which should be obtained in May, 2026, another 2 points can be gained by filing already

    Lisa Frins Berkshire Hathaway HomeServices Keys Real Estate - Islamorada

    223 Schooner Ln, Duck Key, FL 33050
  • /10

    $475,000 Lot/Land

    Lot 9 W Seaview Cir, Duck Key, FL 33050

    • 0.21 Acre
    • $2,294,686 per Acre

    Calling all investors and developers. Rare vacant land opportunity on desirable Duck Key, Lot 9. Build your private Florida Keys retreat in a setting surrounded by turquoise waters and natural beauty. Design and construct a custom residence tailored to your vision in one of the Keys’ most sought-after island communities. No HOA. Optional memberships available through Club Duck Key or Hawks Cay.

    Julian Gonzalez Premier Agent Network

    Lot 9 W Seaview Cir, Duck Key, FL 33050
  • /4

    $329,000 Lot/Land

    111 Jamaica St, Duck, FL 33050

    • 0.17 Acre
    • $1,912,791 per Acre

    Incredible opportunity to own a buildable vacant lot in the prestigious Duck Key community in the Florida Keys. This prime property is already in the ROGO system with 42 points. Get a head start on constructing your Florida Keys dream home or high-return vacation rental in one of the most desirable island neighborhoods. Located just minutes from Hawks Cay Resort, white sand beaches, and

    Mirtha Perez The Listing Office, LLC.

    111 Jamaica St, Duck, FL 33050
  • /14

    $445,000 Lot/Land

    202 Barque St, Duck Key, FL 33050

    ACTIVE Building Permit In Hand. Start building your Dream Home NOW! Here's your opportunity to own one of the premier dry lots available on Duck Key. Approved building plans available from Seller. Optional membership is available at Club Duck Key, offering a heated and chilled swimming pool, tennis courts, pickleball, and a full calendar of social activities. The island also features two marinas

    Karen Raspe, PA Ocean Sotheby's International Realty

    202 Barque St, Duck Key, FL 33050
  • /3

    $299,000 Lot/Land

    Lot 17 Jamaica St, Duck Key, FL 33050

    • 0.17 Acre
    • $1,758,824 per Acre

    Don’t miss out on this rare opportunity to build your dream home on DOUBLE lots in the desirable area of Duck Key, or build your perfect investment vacation retreat on an island paradise. These prime vacant lots, located in the heart of Duck Key, Florida, are just minutes away from the beach, Hawks Cay Marina, and endless water activities. Experience the ultimate Florida Keys lifestyle. An

    Alric Francis Reality Investments Corp.

    Lot 17 Jamaica St, Duck Key, FL 33050
  • /28

    $415,000 Lot/Land

    143 S Indies Dr, Marathon, FL 33050

    This property includes a transferable development right (TBR) that is already secured to the lot, making it ROGO-exempt and ready to build today. Even better, the TBR does not expire, giving you the flexibility to build now or hold the property and build later with no time pressure. Situated on a spacious corner lot on a desirable street, the property is located just one block from Club Duck Key,

    AJ Vetter Palm House Real Estate

    143 S Indies Dr, Marathon, FL 33050
  • /25

    $2,950,000 Lot/Land

    219 W Seaview Dr, Duck Key, FL 33050

    An exquisite opportunity awaits the discerning visionary: a rare, expansive oceanfront lot gracing the serene shores of Duck Key, one of the Florida Keys' most exclusive and coveted enclaves.This prestigious parcel, nestled on the tranquil, sought-after side of West Seaview Drive, offers unparalleled south exposure--delivering golden morning light, refreshing ocean breezes, and mesmerizing

    Thomas Carden Keys to the Coast Real Estate LLC

    219 W Seaview Dr, Duck Key, FL 33050
  • /10

    $475,000 Lot/Land

    Lot 8 W Seaview Cir, Duck Key, FL 33050

    • 0.21 Acre
    • $2,294,686 per Acre

    Calling all investors and developers. Rare vacant land opportunity on desirable Duck Key, Lot 8. Build your private Florida Keys retreat in a setting surrounded by turquoise waters and natural beauty. Design and construct a custom residence tailored to your vision in one of the Keys’ most sought-after island communities. No HOA. Optional memberships available through Club Duck Key or Hawks Cay.

    Julian Gonzalez Premier Agent Network

    Lot 8 W Seaview Cir, Duck Key, FL 33050
  • /22

    $599,000 Lot/Land

    93 N Conch Ave, Duck Key, FL 33050

    • 0.11 Acre
    • $5,445,455 per Acre

    93 N Conch Key features a brand-new seawall and approved building plans, saving valuable time and expense for your next project. Enjoy direct access to the turquoise waters of the Keys, world-class fishing, and a serene island lifestyle in one of the most desirable and private locations along the Overseas Highway. Whether you’re an investor or end user, this is a unique opportunity to create your

    Bram Scolnick Alterra Realty Group Inc

    93 N Conch Ave, Duck Key, FL 33050
  • /3

    $329,000 Lot/Land

    106 S Bahama Dr, Duck, FL 33050

    • 0.17 Acre
    • $1,912,791 per Acre

    Buildable Lot in Prestigious Duck Key – Florida Keys Rare chance to own a prime vacant lot in the coveted Duck Key community. Already in the ROGO system with 42 points. Start planning your Florida Keys dream home or high-return vacation rental now. Just minutes from Hawks Cay Resort, beaches, and world-class boating, fishing, and diving. Current owner is a licensed architect and can modify

    Mirtha Perez The Listing Office, LLC.

    106 S Bahama Dr, Duck, FL 33050
  • /11

    $1,399,000 Lot/Land

    1 Trinidad St, Marathon, FL 33050

    • 1.34 Acres
    • $1,044,395 per Acre

    Discover a rare opportunity in the heart of Duck Key at 1 Trinidad Street -- a premier parcel spanning over an acre in one of the most desirable neighborhoods in the Florida Keys. This exceptional property offers remarkable potential for new construction, redevelopment, or long-term investment.With its generous size, privacy, and prime location directly across from the Duck Key Clubhouse -- and

    Sam Williams Coldwell Banker Schmitt Real Estate Co.

    1 Trinidad St, Marathon, FL 33050
  • /11

    $324,900 Lot/Land

    131 Bimini Dr, Duck Key, FL 33050

    Calling all builders, dreamers, and investors to this oversized non-waterfront lot on desirable Duck Key. With 10,429 sq ft of open space, you can be on your way to becoming a part of this upscale community. Duck Key offers the rare combination of solitude fringed with resort amenities from the on-island Hawk's Cay resort. Restaurants, watersports, tennis, pickleball, swimming pools, and marina

    Elizabeth Jolin Coldwell Banker Schmitt Islamorada

    131 Bimini Dr, Duck Key, FL 33050
  • /4

    $329,000 Lot/Land

    113 Jamaica St, Duck Key, FL 33050

    • 0.17 Acre
    • $1,912,791 per Acre

    Incredible opportunity to own a buildable lot in prestigious Duck Key, Florida Keys. This prime property is in the ROGO system with 42 points. Start building your dream home or vacation rental in one of the Keys' most desirable neighborhoods. Minutes from Hawks Cay Resort, white sand beaches, and top-tier boating, fishing, and diving. The current owner, a licensed architect, can modify submitted

    Mirtha Perez The Listing Office, LLC.

    113 Jamaica St, Duck Key, FL 33050
  • /6

    $589,900 Lot/Land

    62900 Overseas Hwy Unit 53, Conch Key, FL 33050

    Oceanfront Lot in Coral Key Village** Builder's dream**Unique Land Location with Endless Possibilities** **Size:** 5,000 sq. ft. (0.13 acres) **Location:** Conch Key, Florida . Mile 62.5**Affordable Waterfront land to build now.This prime oceanfront lot costs a fraction of similar buildable land on the east coast of Florida, especially compared to areas like Miami Beach -Hollywood - Ft Lauderdale

    isabel linowitz Coldwell Banker Schmitt Key Largo

    62900 Overseas Hwy Unit 53, Conch Key, FL 33050
  • /10

    $499,000 Lot/Land

    77 S Conch Ave, Duck Key, FL 33050

    • 0.11 Acre
    • $4,536,364 per Acre

    Presenting 77 S Conch Key, a 4500 SF parcel in the heart of the Florida Keys with two transferable ROGO allocations, each valued at approximately $149,000. This property offers exceptional development potential with ROGO plans approved to build up to four units, providing an ideal foundation for a custom retreat or investment opportunity. While the lot does not offer water access, its location

    Bram Scolnick Alterra Realty Group Inc

    77 S Conch Ave, Duck Key, FL 33050
  • /5

    $450,000 Lot/Land

    195 Indies Dr S, Duck Key, FL 33050

    Preliminary landscaping and land clearing has been done to improve the property (Privacy Hedges on both sides)- Currently has 40pts in ROGO (2 more points to be issued in August 2025)- Property has been surveyed and in ROGO with building plans. Pool plans have already been approved for permitting.- Water & Sewer service connection has been completed.

    Raul Pineyro Cacophony Group LLC

    195 Indies Dr S, Duck Key, FL 33050

Frequently Asked Questions

What warranties come with a new construction home?
Most Builders provide a 1-year workmanship warranty, a 2-year systems warranty, and a 10-year structural warranty.
What upgrades are included in a new build vs what is considered extras?
Builders in Duck Key, FL usually offer a base package and optional upgrades such as flooring, countertops, and appliances.
Do new construction homes in Duck Key, FL hold their value?
Yes, especially in fast-growing areas of Duck Key, FL. Resale values are supported by population growth, job opportunities, and desirable schools.
What happens if I find issues after moving in to new build?
Builders typically provide a post-move in warranty service to address punch list items.

Home Trends in Duck Key, FL

Housing Trends

Median Sale Price
$1,095,000
Median Single Family Sale Price
$1,650,000
Median Townhouse Sale Price
$637,500
Median 2 Bedroom Sale Price
$619,000
Average Price Per Sq Ft
$871
Number of Homes for Sale
19
Last 12 months Home Sales
13
Months of Supply
17.50
Median List Price
$1,199,000
Median Change From 1st List Price
9%
Median Home Sale Price YoY Change
39%
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