New Construction Homes for Sale in Monroe County, FL

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  $120,000 Lot/Land

  19617 Date Palm Dr, Sugarloaf Key, FL 33042

  • 15,000 Sq Ft
  • $348,480 per Acre

  Now only $120,000. Best priced lot in popular Upper Sugarloaf Key and priced for immediate sale! Take advantage of this opportunity to develop this larger 150 x 100 Tier III platted lot (infill lot located in a developed subdivision with adequate infrastructure). With its prime location and desirable features, this property is a rare find in today's market. Convenient to the community boat ramp

  Vic Musmanno Coldwell Banker Schmitt Real Estate Co. (KW)

  19617 Date Palm Dr, Sugarloaf Key, FL 33042
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  $329,000 Lot/Land

  106 S Bahama Dr, Duck, FL 33050

  • 7,492 Sq Ft
  • $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
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  $350,000 Lot/Land

  313 Stirrup Key Blvd, Marathon, FL 33050

  • 11,761 Sq Ft
  • $1,296,296 per Acre

  Build your dream home on this exceptional 11,600 sq. ft. bayfront lot in the prestigious, gated community of Stirrup Key. Offering open water views, this parcel provides the perfect canvas for a custom residence designed to capture the beauty of the Florida Keys lifestyle. With ample space for your ideal floor plan, this deed-restricted community ensures a neighborhood of high-quality homes while

  Sam Williams Coldwell Banker Schmitt Real Estate Co.

  313 Stirrup Key Blvd, Marathon, FL 33050
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  $1,175,000 Lot/Land

  2950 Overseas Hwy Unit 64, Key West, FL 33040

  • 3,051 Sq Ft
  • $16,770,315 per Acre

  Platinum opportunities in Bluewater Key are rare -- and Bayside Lot #64 is truly one of the finest. Located in the highly sought-after Bluewater Key Luxury RV Resort on Saddlebunch Key, this bayside property delivers an elevated RV lifestyle just minutes from Key West within one of the nation's most celebrated RV resort communities.Designated as a Platinum Lot, this is one of the resort's

  Oleksandr Khiznichenko Keller Williams Key West Compass Realty

  2950 Overseas Hwy Unit 64, Key West, FL 33040
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  $6,495,000 Lot/Land

  75131 Overseas Hwy, Islamorada, FL 33036

  • 1.1 Acres
  • $5,894,212 per Acre

  Beautiful 200' of oceanfront property on Lower Matecumbe Key. This offering consists of one 100' lot, vacant with TDR & contiguously, a 100' lot with a triplex apartment building (3 TDRs),.This gives you endless possibilities for redevelopment of the property. The vacant lot has an additional 200' of bay bottom. Fantastic 180 ocean views make for gorgeous sunrises on the naturally sandy beaches.

  Randy Selden Century 21 Circle- Islamorada

  75131 Overseas Hwy, Islamorada, FL 33036
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  $169,000 Lot/Land

  106360 Overseas Hwy, Key Largo, FL 33037

  • 5,199 Sq Ft
  • $1,415,700 per Acre

  Commercial Vacant Lot - Zoned Suburban Commercial (SC)Located just off the US-1 Stretch, mile marker 106 Bayside. High visibility and easy access. The property borders the Florida Aqueduct Authority property.

  Yvette Doherty Coldwell Banker Schmitt Key Largo

  106360 Overseas Hwy, Key Largo, FL 33037
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  $1,975,000 Lot/Land

  990 41st Street Gulf Unit 7, Marathon, FL 33050

  • 4,032 Sq Ft
  • $21,337,054 per Acre

  Vacant Bay Side Lot with Dock Slip - Marathon, FL Build your dream home inthe heart of the Florida Keys! This vacant lot on the bay side offers a rare opportunity to create your owntropical retreat. Enjoy direct access to the water with an assigned boat dock slip--perfect for boating,fishing, and soaking in stunning Keys sunsets. Located in a desirable Marathon community, this propertycombines

  William Braden Century 21 Circle

  990 41st Street Gulf Unit 7, Marathon, FL 33050
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  $1,150,000 Lot/Land

  148 Tequesta St, Islamorada, FL 33070

  • 6,534 Sq Ft
  • $7,666,667 per Acre

  Building Allocation Granted! Begin the building process now. This beautiful build ready Plantation Key Lot is now available located in the desirable Indian Waterways Subdivision. Provides excellent dockage and direct access to the Florida Bay and also to Tavernier or Snake Creek cut for Ocean access. The current house plans for a 3/2 , CBS 2183 Square foot home are included. You can revise the

  Marilyn Bastron Better Homes and Gardens Real Estate Destinations

  148 Tequesta St, Islamorada, FL 33070
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  $650,000 Lot/Land

  65821 Overseas Hwy, Long Key, FL 33001

  • 1,742 Sq Ft
  • $16,250,000 per Acre

  Build your dream waterfront escape on this prime ready-to-build lot featuring 30 feet of water frontage and a private boat lift already in place. Enjoy direct water access perfect for boating, fishing, kayaking, or simply relaxing by the water. This property offers the ideal opportunity to create your custom home in a peaceful coastal setting while already having valuable waterfront features

  Thalia Caro Realty One Group Royal Oaks

  65821 Overseas Hwy, Long Key, FL 33001
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  $420,000 Lot/Land

  256 Mars Ln, Key West, FL 33040

  • 5,196 Sq Ft
  • $3,521,016 per Acre

  The current 1,310 sq ft mobile home can be removed, giving you a clean slate of LAND to build your ideal coastal retreat. This 5,190 sq ft waterfront lot offers direct canal access and a solid concrete seawall--perfect for swimming, fishing, or launching your kayak. Located 10 minutes from Key West and just 0.5 miles from the iconic Geiger Key Marina and Restaurant.

  Monique Thiel Sunshine State Realty Services

  256 Mars Ln, Key West, FL 33040
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  $265,000 Lot/Land

  701 Spanish Main Dr Unit LOT 399, Cudjoe Key, FL 33042

  • 2,178 Sq Ft
  • $5,300,000 per Acre

  Welcome to island living at its best in the gated waterfront community of Venture Out on Cudjoe Key. Lot 399 is a desirable 35' x 69' corner RV lot offering ocean peeks, full hookups, and endless possibilities. Whether you're looking for a personal Florida Keys retreat, an income-producing investment, or the perfect spot to build your future island home, this ROGO-exempt property checks all the

  Monika Rydzak eXp Realty LLC KW Branch

  701 Spanish Main Dr Unit LOT 399, Cudjoe Key, FL 33042
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  $849,000 Lot/Land

  149 Iroquois Dr, Islamorada, FL 33036

  • 6,534 Sq Ft
  • $5,660,000 per Acre

  This exceptional canal-front vacant lot on Lower Matecumbe Key represents a truly prime piece of cleared real estate. The permit for this property is being picked up 6/12/26. Seize this rare opportunity to build your dream home in a highly sought-after Keys location.

  Nancy Hershoff Coldwell Banker Schmitt RE Co

  149 Iroquois Dr, Islamorada, FL 33036
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  $2,650,000 Lot/Land

  760 10th St, Key Colony Beach, FL 33051

  • 8,249 Sq Ft
  • $13,992,000 per Acre

  One of the last two duplex zoned, canal front, lots. New seawall in 2022. Building permits are quick in Key Colony Beach. Have your building plans reviewed and approved by the City and you are good to go.Seller / Developer will consider building as per his plans with a Pre-Construction agreement for one side of the duplex building at $2,350,000. Plans for each half duplex to be approximately

  Steve Smith, P.A. Ocean Sotheby's International

  760 10th St, Key Colony Beach, FL 33051
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  $1,149,000 Lot/Land

  74520 Overseas Hwy, Islamorada, FL 33036

  • 13,503 Sq Ft
  • $3,706,452 per Acre

  Waterfront commercial investment opportunity with 100 feet of dockage on a 13,500 sq ft lot, offering both canal frontage and open ocean views--an increasingly scarce combination in the Upper Keys. Ideally located just outside Port Antigua and White Marlin Beach, the property benefits from strong visibility and proximity to established boating and residential communities.The site features

  Eddy Chamizo LoKation Real Estate - Pompano Beach

  74520 Overseas Hwy, Islamorada, FL 33036
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  $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
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  $275,000 Lot/Land

  1155 Thatch Ln, Cudjoe Key, FL 33042

  • 6,969 Sq Ft
  • $1,718,750 per Acre

  Build your Florida Keys dream in Cudjoe Key just 3 lots from open water. Dock has already been approved and house plans are ready to submit to the county to begin the ROGO process.

  Tommy Mack Coastal Collection Real Estate Inc.

  1155 Thatch Ln, Cudjoe Key, FL 33042
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  $390,000 Lot/Land

  325 Calusa St, Key Largo, FL 33037

  • 5,445 Sq Ft
  • $3,120,000 per Acre

  Priced to Sell ! Spacious 1750 sq ft lot in desirable Calusa Campground, Key Largo. Discover your slice of paradise in the highly sought- after community. Fully set up for comfort, relaxing and convenience. Property features a well maintained trailer that sleeps up to 10, paver and tiled surfaces throughout, covered carport/patio ideal for outdoor living and utility shed for extra storage. Enjoy

  Ivonne Suarez Powerhouse Real Estate Network

  325 Calusa St, Key Largo, FL 33037
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  $150,000 Lot/Land

  0 Largo Rd, Key Largo, FL 33037

  • 5,227 Sq Ft
  • $1,250,000 per Acre

  SUBURBAN COMMERICAL VACANT LOTExcellent opportunity to acquire a commercial-use vacant lot located on Largo Road in Lake Surprise Subdivision. The property measures 50' X 100' (5,000 square feet) and offers the potential to purchase the adjacent lot as well, creating a combined site of approximately 10,000 square feet. Ideal for a variety of commercial uses. Don't miss this unique investment

  Yvette Doherty Coldwell Banker Schmitt Key Largo

  0 Largo Rd, Key Largo, FL 33037
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  $575,000 Lot/Land

  252 Calusa St, Key Largo, FL 33037

  • 1,724 Sq Ft
  • $14,520,202 per Acre

  Corner lot located on a quiet one way street in the highly sought-after Calusa Campground. Property has direct canal access, featuring a 35’ dock and boat lift already in place. Property is being sold as LAND ONLY (RV not included) and offers the opportunity to place a new RV or potential to build a home in the future. Ideal as a vacation retreat, investment opportunity (community is short term

  Sirena Rodriguez Florida Realty of Miami Corp

  252 Calusa St, Key Largo, FL 33037
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  $1,395,000 Lot/Land

  252 Pescayo Ave, Marathon, FL 33050

  • 7,876 Sq Ft
  • $7,715,363 per Acre

  Open water views. 7876 sq ft lot with Building Right and Dock Permit at 252 Pescayo Ave just off Coco Plum Dr in Marathon, Fl 3305089'+/-waterfrontage X 160' ave depth. Active Mangrove Fringe Clearing Permit.

  Brian Schmitt Coldwell Banker Schmitt Real Estate Co.

  252 Pescayo Ave, Marathon, FL 33050
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  $159,900 Lot/Land

  1801 N Roosevelt Blvd, Key West, FL 33040

  • 0 Sq Ft

  The ultimate waterfront living in the middle of Key West with this 34' 1987 Corker Holiday Mansion Houseboat on a state of the art floating dock at the City's Garrison Bight Marina. Fully furnished and new air conditioning. Low slip fee of $ 680 per month includes 2 parking passes, 2 clean laundry and shower facilities, free pump out and patrolled security. Very favorable Lease terms and

  Randy Moss Coldwell Banker Schmitt RE Co

  1801 N Roosevelt Blvd, Key West, FL 33040
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  $540,000 Lot/Land

  94825 Overseas Hwy Unit 116, Key Largo, FL 33037

  • 1,742 Sq Ft
  • $13,500,000 per Acre

  One of the largest vacant lots still available in this community. Corner lot right across from Ocean. Tennis courts and recreational center behind lot. Great community filled with amenities such as guarded gate, pool, tennis basketball and pickleball courts, playground, recreation center with gym, marina/community ramp, fishing pier and fish cleaning station.

  Stefany Denis Florida Realty of Miami

  94825 Overseas Hwy Unit 116, Key Largo, FL 33037
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  $499,000 Lot/Land

  Vacant Lot Canal St, Big Pine Key, FL 33043

  • 19,049 Sq Ft
  • $1,141,020 per Acre

  Prime Commercial Fishing Property in the Florida Keys!Discover a rare opportunity to own and operate a commercial fishing business in the coveted Commercial Fishing Special District of Big Pine, FL. This unique zoning allows unparalleled access to open water, making it a fisherman's paradise. Here are the highlights:- Buildable Property: Your vision can come to life with ease on this buildable

  Sam Williams Coldwell Banker Schmitt Real Estate Co.

  Vacant Lot Canal St, Big Pine Key, FL 33043
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  $675,000 Lot/Land

  16 Tarpon Ave, Key Largo, FL 33037

  • 13,939 Sq Ft
  • $2,109,375 per Acre

  Located in the heart of Key Largo, 16 Tarpon Ave presents a rare opportunity to build your dream coastal retreat on an expansive 15,000 sq ft lot. This prime property comes with permits and fully approved plans for a stunning 2,869 sq ft residence featuring 4 bedrooms and 3 bathrooms. The thoughtfully designed floor plan offers spacious open-concept living areas, generous bedrooms, and seamless

  Eduardo Hernandez Homesellers Real Estate Services

  16 Tarpon Ave, Key Largo, FL 33037
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  $329,000 Lot/Land

  113 Jamaica St, Duck Key, FL 33050

  • 7,492 Sq Ft
  • $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
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  $146,000 Lot/Land

  Lot 70 Ave, Marathon, FL 33050

  • 2,613 Sq Ft
  • $2,433,333 per Acre

  Cleared and Vacant Lot located in the desirable neighborhood of Little Venice AND IN THE ONLY QUALIFIED FEDERAL ECONOMIC OPPORTUNITY ZONE in the FL Keys! Come build your dream home in paradise with possible Ocean views with a stilted home. No need to worry about biological surveys or clearing permits, and the yard is already graveled. Sewer Hook Up ready on street. Adjacent home is also available

  Lot 70 Ave, Marathon, FL 33050
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  $52,000 Lot/Land

  0 Vacant Land Unit 618301, Sugarloaf Key, FL 33042

  • 6,098 Sq Ft
  • $371,429 per Acre

  ROGO land dedication lot worth 2 points with paperwork completed and Monroe County letter of eligibility on file. No hidden expenses with this lot. Cost-effective way to get your permit faster! This lot is not buildable and is sold for land dedication purposes only.

  Nate Meyer Meyer and Boumerhi Realty LLC

  0 Vacant Land Unit 618301, Sugarloaf Key, FL 33042
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  $2,650,000 Lot/Land

  76291 Overseas Hwy, Islamorada, FL 33036

  • 1.42 Acres
  • $1,865,630 per Acre

  100 x 717 ft lot approximately 1.66 acres ocean front with real sand on the beach on Lower Matecumbe in Islamorada MM76.2. Remains of prior Utility building on property. incredible location for an ocean front beach front micro-estate in the Village of Islamorada.

  Keith Allen Coastal Realty of the Florida Keys

  76291 Overseas Hwy, Islamorada, FL 33036
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  $599,000 Lot/Land

  2950 Overseas Hwy Unit 33, Key West, FL 33040

  • 2,613 Sq Ft
  • $9,983,333 per Acre

  Welcome to Lot 33 at Bluewater Luxury RV Resort -- a premier destination for upscale RV living in the Florida Keys.This deeded Tropical Luxury RV lot offers an exceptional blend of comfort, convenience, and elegance in a lush, tropical setting. Spacious and level, Lot 33 easily accommodates your RV or motorhome and is surrounded by vibrant landscaping, swaying palms, and colorful island

  Oleksandr Khiznichenko Keller Williams Key West Compass Realty

  2950 Overseas Hwy Unit 33, Key West, FL 33040
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  $405,000 Lot/Land

  300 Coco Plum Dr, Marathon, FL 33050

  • 21,780 Sq Ft
  • $810,000 per Acre

  Rare opportunity to own an oversized half-acre (21,808 SF) dry lot in the highly desirable Coco Plum neighborhood of Marathon. Ideally located directly across from Coco Plum Beach, this oversized parcel offers beautiful ocean views and endless possibilities in one of the Florida Keys' most sought-after locations. Enjoy easy access to the beach, boating, fishing, dining, and all that Marathon has

  Nicole Black Cutler Realty

  300 Coco Plum Dr, Marathon, FL 33050
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  $789,000 Lot/Land

  22 Cactus Dr, Key West, FL 33040

  • 8,276 Sq Ft
  • $4,152,632 per Acre

  Build your dream waterfront home at 22 Cactus Drive in Big Coppitt Key. The hard work has already been done--existing structure removed, ROGO exempt, Dock Permit and designed plans ready to build as-is or customize to your vision.The plans feature an elevated coastal residence with over 3,500 sq ft of living space, designed for effortless indoor-outdoor living with expansive decks, pool, and

  Tommy Mack Coastal Collection Real Estate Inc.

  22 Cactus Dr, Key West, FL 33040
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  $499,999 Lot/Land

  106261 Overseas Hwy Unit LOT 20, Key Largo, FL 33037

  • 11,290 Sq Ft
  • $1,929,137 per Acre

  Three (Commercial) adjacent lots available for sale together (1,500,000 Dollars) Ideally located on the famous US1 (Overseas Hwy) in Key Largo. Zoning is being changed to Commercial as previously zoned in the 90's, offering endless possibilities for your business. The property already has water and sewer in place, making it ready for immediate development. With exceptional exposure along this

  Jennifer Gomez EXP Realty, LLC

  106261 Overseas Hwy Unit LOT 20, Key Largo, FL 33037
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  $599,000 Lot/Land

  Vacant 3A Treasure Rd, Marathon, FL 33050

  • 8,712 Sq Ft
  • $2,995,000 per Acre

  Have you been dreaming of your perfect Florida Keys island home & wondering where to build it? Look no further. Build your dream home on one of Marathon's most sought-after streets & waterfront neighborhoods. Tucked away on a quiet dead-end street just moments from Sombrero Beach, this exceptional homesite offers 65 feet of water frontage and the opportunity to create a custom island retreat in

  Monica Barrett Coldwell Banker Schmitt Real Estate Co.

  Vacant 3A Treasure Rd, Marathon, FL 33050
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  $799,000 Lot/Land

  94825 Overseas Hwy Unit 124, Key Largo, FL 33037

  • 1,742 Sq Ft
  • $19,975,000 per Acre

  Waterfront living begins here. Situated within the exclusive gates of Key Largo Ocean Resort, Lot 124 presents a rare opportunity to secure one of the community's premier waterfront properties. Offering a highly desirable location with open ocean views and direct access to the Florida Keys lifestyle, this is the perfect canvas to create a custom coastal retreat. Wake up to ocean breezes, spend

  Jessica Frins Berkshire Hathaway HomeServices Keys Real Estate - Islamorada

  94825 Overseas Hwy Unit 124, Key Largo, FL 33037
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  $335,000 Lot/Land

  333 Calusa St, Key Largo, FL 33037

  • 1,568 Sq Ft
  • $9,305,556 per Acre

  RV Paradise in Key Largo. Welcome to your slice of the Florida Keys—where laid-back luxury meets outdoor adventure. Nestled in a welcoming, family-oriented community, this private lot is RV-ready and features a shaded patio with awning for breezy island living. Just minutes from restaurants, shops, bait stores, and beaches—and a quick 45-minute drive to the mainland's airports, ports and malls.

  Jose Vigo RE/MAX All Keys Real Estate

  333 Calusa St, Key Largo, FL 33037
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  $369,000 Lot/Land

  207 Venus Ln, Big Coppitt Key, FL 33040

  • 6,969 Sq Ft
  • $2,306,250 per Acre

  *****ROGO EXEMPT LOT ***** Corner Lot on Swimming Canal - ROGO Exempt Build your dream home on this 6,800+ sq ft corner lot on swimming canal . Located just 10 minutes from Key West, this ROGO-exempt lot allows you to start building immediately with letter in hand.

  Louis Paez Coldwell Banker Schmitt Real Estate Co. (KW)

  207 Venus Ln, Big Coppitt Key, FL 33040
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  $235,000 Lot/Land

  94825 Overseas Hwy, Key Largo, FL 33037

  • 1,742 Sq Ft
  • $5,875,000 per Acre

  Discover the beauty of Key Largo with this stunning property located at 94825 Overseas Hwy Lot 198. Everything is new in the development, build your dream home.

  Steven Koleno Beycome of Florida LLC

  94825 Overseas Hwy, Key Largo, FL 33037
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  $225,000 Lot/Land

  124 Cutthroat Dr, Cudjoe Key, FL 33042

  • 6,098 Sq Ft
  • $1,607,143 per Acre

  Canal front lot in beautiful Cutthroat Harbor Estates. Excellent opportunity to be on the water in a great location. Property currently has concrete columns and slab in place. Possible short sale.

  Jimmy Lane Island Life Realty Experts

  124 Cutthroat Dr, Cudjoe Key, FL 33042
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  $450,000 Lot/Land

  195 Indies Dr S, Duck Key, FL 33050

  • 8,244 Sq Ft
  • $2,377,441 per Acre

  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
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  $780,000 Lot/Land

  94825 Overseas Hwy, Key Largo, FL 33037

  • 1,742 Sq Ft
  • $19,500,000 per Acre

  Build your dream home on this prime cleared oceanfront lot with open, no bridges access in the exclusive residential community of Key Largo Ocean Resort (KLOR), at MM 94.8. Spanning 22 acres, this 24 hr. guard-gated community reflects the uniqueness of coastal design homes and ocean living, framed by swaying palms and sea breezes. KLOR boasts an array of resort amenities including a full-service

  94825 Overseas Hwy, Key Largo, FL 33037

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