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$3,950,000
301 Buttonwood Circle B
Key Largo, FL 33037
MLS# 619766
5 beds  |  5 baths  |  4473 sqft


Corner Lot
  1 / 51  
Corner Lot Coner Lot Front Site Plan Ocean Access Direct Ocean Access Driveway Covered Entertaining Outdoor Kitchen Hot Tub/Pool Pool Side Carport Living Room Kitchen Kitchen Kitchen Master Bedroom Master Bedroom Master Closet Master Bathroom Master Porch Rooftop Deck Rooftop Deck Ocean Views 2nd Bedroom 2nd Bathroom 3rd Bedroom 3rd Bathroom 4th Bedroom 4th Bedroom 4th Bathroom 4th Bathroom Laundry Room 3rd Floor Wet Bar 5th Bedroom 5th Bedroom 5th Bathroom 5th Bathroom 5th Bathroom Side Corner Lot Canal View Concrete Roof Corner Lot Driveway Corner Lot Aerial Aerial Aerial Aerial

Property Description
Stunning brand-new custom modern home with just the right amount of Keys flair--where no detail was overlooked from design to layout to finishes. Enter through a private electric gate onto this beautifully positioned corner lot, featuring covered parking, a lavish pool and hot tub, and a fully equipped outdoor kitchen--all surrounded by pristine, thoughtfully designed landscaping. A grand foyer welcomes you in, complete with a private elevator providing seamless access to every level. Designed with entertaining in mind, the home offers expansive living and dining spaces anchored by a gourmet kitchen, all flowing effortlessly into the outdoor areas to create the ultimate indoor-outdoor lifestyle. The primary suite is a true retreat, featuring a spacious private balcony, a luxurious spa-style bathroom with soaking tub and separate shower, and a large walk-in closet. Four additional bedrooms, each with their own ensuite bathrooms, carry the same high level of craftsmanship and attention to detail throughout. Crowning the home is a rooftop deck with amazing ocean views--perfect for entertaining guests or enjoying a quiet, romantic evening. Come experience the quality, design, and thoughtfulness of this exceptional home for yourself.

Details
Maps
Documents
Contract Information
Listing Board: Florida Keys
Current Price: $3,950,000
Listing Date: 2026-05-05
List Price: $3,950,000
Location, Tax & Legal
Unit #: B
City: KEY LARGO
Mile Marker: 100
Marathon Neighborhood: N/A
Side: Ocean
Alternate Key #: 1621307
Parcel #: 00503420-000000
Zoning: SF - Single Family
Deed Restrictions: Unknown
Legal: KEY LARGO BEACH ADDITION PB4-22 PT LOT 11 BLK 13 OR240-588 OR290-268 OR524-835 OR1278-343/45 OR1278-346/50 OR1278-351/52
Taxes: 8198.9
Tax Year: 2025
Pub Sewer HkUp: Yes
Street #: 301
Street Name: Buttonwood
Street Suffix: Circle
Key/Island: Key Largo
State/Province: FL
Zip Code: 33037
County: Monroe
Subdivision: Key Largo Beach Addition (100.0)
Area: 27 - Key Largo MM 97-107
General Property Description
Realtor.COM Type: Residential - Single Family
Waterfront: Yes
Control Depth: 7
Lot SqFt: 8500
Pool: Yes
SqFt Source: Builder/Architect
Rentals Allowed: With Restrictions
Min Rental Days: 28
Style: Single Family
Year Built: 2025
Living Apx SqFt: 4473
Total Bedrooms: 5
Full Baths: 5
Total Baths: 5
Remarks & Misc
Remarks – Consumer: Stunning brand-new custom modern home with just the right amount of Keys flair--where no detail was overlooked from design to layout to finishes. Enter through a private electric gate onto this beautifully positioned corner lot, featuring covered parking, a lavish pool and hot tub, and a fully equipped outdoor kitchen--all surrounded by pristine, thoughtfully designed landscaping. A grand foyer welcomes you in, complete with a private elevator providing seamless access to every level. Designed with entertaining in mind, the home offers expansive living and dining spaces anchored by a gourmet kitchen, all flowing effortlessly into the outdoor areas to create the ultimate indoor-outdoor lifestyle. The primary suite is a true retreat, featuring a spacious private balcony, a luxurious spa-style bathroom with soaking tub and separate shower, and a large walk-in closet. Four additional bedrooms, each with their own ensuite bathrooms, carry the same high level of craftsmanship and attention to detail throughout. Crowning the home is a rooftop deck with amazing ocean views--perfect for entertaining guests or enjoying a quiet, romantic evening. Come experience the quality, design, and thoughtfulness of this exceptional home for yourself.
Association Info
Mandatory Home Owners Asc: No
1st Right of Refusal: No
Association Fee $: 0
Fee Includes
None: 1
Dockage
Dock: Concrete
Seawall: Concrete
Tax Exemptions
None: 1
Appliances
Dishwasher: 1
Disposal: 1
Dryer: 1
Freezer: 1
Gas Appliances: 1
Microwave: 1
Oven: 1
Range: 1
Refrigerator: 1
Stainless Steel Appliance(s): 1
Washer: 1
Wine Cooler: 1
Pets
Pets Allowed: 1
Cooling
Central Air: 1
Waterfront
Canal Front: 1
Waterview
Canal View: 1
Ocean View: 1
Floor
Laminate: 1
Tile: 1
Neighborhood Feature
Bike Paths: 1
Interior Features
Built-in Cabinets: 1
Elevator: 1
Entrance Foyer: 1
Pantry: 1
Quartz Countertops: 1
Security System: 1
Storage: 1
Tray Ceilings: 1
Walk-in Closet(s): 1
Wet Bar: 1
Specialty Rooms
Laundry Room: 1
Building Style
Above Flood: Yes
Stories: 3 Stories
Windows/Doors
Impact Rstnce Doors: 1
Impact Rstnce Window: 1
Vehicle Storage
Carport: 1
Open Parking: 1
Off Street Parking: 1
Security
Electric Gate: 1
Construction
CBS: 1
Land Size
Less Than 1/4 Acre: 1
Utilities
FKAA: 1
Municipal Sewer: 1
Porch/Balcony
Open Porch/Balcony: 1
Patio: 1
Roof Top Deck: 1
Exterior Features
Built-in Grill: 1
Fencing: 1
Hot Tub: 1
Lighting: 1
Outdoor Kitchen: 1
Pool Info
In Ground: 1
Heated: Yes
Concrete: 1
Pre-Wired
Cat 5: 1
Roof
Concrete Roof: 1
Status Change Info
Status: Active
Property Features
Fee Includes: None
Tax Exemptions: None
Waterfront: Canal Front
Waterview: Canal View; Ocean View
Vehicle Storage: Carport; Off Street Parking; Open Parking
Cooling: Central Air
Utilities: FKAA; Municipal Sewer
Interior Features: Built-in Cabinets; Elevator; Entrance Foyer; Pantry; Quartz Countertops; Security System; Storage; Tray Ceilings; Walk-in Closet(s); Wet Bar
Pre-Wired: Cat 5
Specialty Rooms: Laundry Room
Appliances: Dishwasher; Disposal; Dryer; Freezer; Gas Appliances; Microwave; Oven; Range; Refrigerator; Stainless Steel Appliance(s); Washer; Wine Cooler
Exterior Features: Built-in Grill; Fencing; Hot Tub; Lighting; Outdoor Kitchen
Pool Info: In Ground; Concrete
Construction: CBS
Floor: Laminate; Tile
Roof: Concrete Roof
Pets: Pets Allowed
Neighborhood Feature: Bike Paths
Security: Electric Gate
Land Size: Less Than 1/4 Acre

Listing Office: Palm House Real Estate

Last Updated: May - 05 - 2026

The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.