945 Mariner Dr
Key Biscayne, FL 33149
- 6 Beds
- 6 Baths
- 5,191 sqft (on 0.34 acres)
6 Beds
6 Baths
5,191 sqft
(on 0.34 acres)
Local Information
-- mins to
Description
Experience the ultimate Miami lifestyle in this stunning waterfront residence, featuring an extraordinary dock – a true boater’s paradise. Meticulously remodeled, this elegant home boasts spacious, open areas filled with natural light, great terraces, and impeccable finishes that capture the vibrant allure of Miami. Enjoy breathtaking views from nearly every room, bringing a sense of serenity and connection to the water. With 6 beautiful bedrooms, 6 baths, and a 2-car garage, it’s designed for both luxury and comfort. Outside, a gorgeous pool and a brand-new gazebo create the perfect setting for gatherings and relaxation. Situated on a serene private street in the exclusive paradise of Key Biscayne, this retreat truly offers the best of island living. Embrace your own private sanctuary.
945 Mariner Dr, Key Biscayne, FL 33149 is a 6 bedroom, 6 bathroom, 5,191 sqft single-family home built in 1983. It last sold for $12,700,000 on Apr 28, 2025 (2% below the $12,950,000 asking price). More recently, it was listed as a rental in May 2024 with an asking price of $40,000 per month. That rental listing was removed on May 18, 2024. It is currently off market. The Trulia Estimate is $12,406,100, with a rent estimate of $80,909/month.
Home Highlights
Parking
2 Car Garage
Outdoor
Porch, Patio, Pool
View
Canal
HOA
None
Price/Sqft
No Info
Listed
180+ days ago
Home Details for 945 Mariner Dr
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Beds & Baths Number of Bedrooms: 6Number of Bathrooms: 6Number of Bathrooms (full): 6 |
Dimensions and Layout Living Area: 5191 Square Feet |
Appliances & Utilities Appliances: Dishwasher, Disposal, Dryer, Electric Water Heater, Electric Range, Refrigerator, Oven, WasherDishwasherDisposalDryerLaundry: Laundry RoomRefrigeratorWasher |
Heating & Cooling Heating: ElectricHas CoolingAir Conditioning: ElectricHas HeatingHeating Fuel: Electric |
Windows, Doors, Floors & Walls Window: BlindsFlooring: Ceramic Tile |
Levels, Entrance, & Accessibility Stories: 2Entry Location: First Floor Entry, FoyerFloors: Ceramic Tile |
View Has a ViewView: Canal |
Security Security: Smoke Detector |
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Exterior Home Features Roof: ConcretePatio / Porch: Open Porch, PatioFencing: FencedHas a Private Pool |
Parking & Garage Number of Garage Spaces: 2Number of Covered Spaces: 2Has a GarageHas an Attached GarageHas Open ParkingParking Spaces: 2Parking: Circular Driveway,Covered,Driveway,Garage Door Opener |
Pool Pool: In Ground, CommunityPool |
Frontage WaterfrontWaterfront: Ocean Access, Canal Front, WF/Pool/Ocean AccessOn Waterfront |
Water & Sewer Sewer: Public Sewer |
Farm & Range Frontage Length: 0Not Allowed to Raise Horses |
Surface & Elevation Elevation Units: Feet |
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Year Built Year Built: 1983 |
Property Type / Style Property Type: ResidentialProperty Subtype: Single Family ResidenceStructure Type: House, AttachedArchitecture: House,Attached |
Building Building Name: Cape Fla Sub Sec 2Construction Materials: CBS Construction |
Property Information Usage of Home: Unknown/WithheldParcel Number: 2452050110250 |
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Price List Price: $12,950,000 |
Status Change & Dates Off Market Date: Tue Feb 25 2025Possession Timing: Funding |
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MLS Status: Closed |
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Direction & Address City: Key BiscayneCommunity: Cape Fla Sub Sec 2 |
School Information Elementary School: KeybiscayneHigh School: Mast Academy |
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Building Area Building Area: 6526 Square Feet |
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Community Features: Pool |
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Association for this Listing: A-Miami Association of REALTORSNo HOA |
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Lot Area: 0.34 acres |
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Contingencies: No ContingenciesListing Terms: All Cash, Conventional |
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Mls Number: A11684771Water ViewWater View: Canal |
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PoolSource Internet Entire Listing Display |
Last check for updates: about 3 hours ago
Listed by Brigitte Nachtigall, (305) 710-9664
One Sotheby's International Realty
Mark Chatburn, (305) 393-6032
One Sotheby's International Realty
Bought with: Giulietta Ulloa, (305) 710-6620, BHHS EWM Realty
Originating MLS: A-Miami Association of REALTORS
Source: MIAMI, MLS#A11684771

Price History for 945 Mariner Dr
| Date | Price | Event | Source |
|---|---|---|---|
| 04/28/2025 | $12,700,000 | Sold | MIAMI #A11684771 |
| 03/25/2025 | $12,950,000 | Pending | MIAMI #A11684771 |
| 02/20/2025 | $12,950,000 | PriceChange | MIAMI #A11684771 |
| 12/27/2024 | $13,450,000 | PriceChange | MIAMI #A11684771 |
| 11/08/2024 | $14,475,000 | Listed For Sale | MIAMI #A11684771 |
| 06/29/2024 | $15,900,000 | ListingRemoved | MIAMI #A11565697 |
| 05/18/2024 | ListingRemoved | MIAMI #A11507824 | |
| 05/09/2024 | $40,000 | Listed For Rent | MIAMI #A11507824 |
| 04/09/2024 | ListingRemoved | MIAMI #A11507824 | |
| 04/09/2024 | $15,900,000 | Listed For Sale | MIAMI #A11565697 |
| 01/03/2024 | $40,000 | Listed For Rent | MIAMI #A11507824 |
| 03/04/2021 | $5,750,000 | Sold | MIAMI #A10876063 |
| 02/17/2021 | $5,975,000 | Pending | MIAMI #A10876063 |
| 12/23/2020 | $5,975,000 | Contingent | MIAMI #A10876063 |
| 12/22/2020 | $5,975,000 | PendingToActive | Agent Provided |
| 10/15/2020 | $5,975,000 | Pending | Agent Provided |
| 07/27/2020 | $5,975,000 | PriceChange | Agent Provided |
| 06/15/2020 | $6,375,000 | Listed For Sale | Agent Provided |
| 01/01/2020 | $5,875,000 | ListingRemoved | Agent Provided |
| 07/16/2019 | $5,875,000 | PriceChange | Agent Provided |
| 02/06/2019 | $6,375,000 | Listed For Sale | Agent Provided |
| 06/20/2017 | $6,750,000 | ListingRemoved | Agent Provided |
| 04/19/2016 | $6,750,000 | Listed For Sale | Agent Provided |
| 03/05/2016 | $6,975,000 | ListingRemoved | Agent Provided |
| 09/04/2015 | $6,975,000 | Listed For Sale | Agent Provided |
Market trends in Key Biscayne
Last updated May 2026
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
167
2MoM
Property Tax and Assessment
| Year | 2025 |
|---|---|
| Tax | $119,419 |
| Assessment | $7,931,195 |
Home facts updated by county records
Comparable Sales for 945 Mariner Dr
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.14 | Single-Family Home | $6,500,000 | 03/31/26 | 7 | 7.5 | 5,528 | |
0.25 | Single-Family Home | $21,000,000 | 02/26/26 | 6 | 7 | 8,031 | |
0.20 | Single-Family Home | $5,690,000 | 06/15/26 | 6 | 5 | 3,584 | |
0.36 | Single-Family Home | $6,350,000 | 07/31/25 | 5 | 5.5 | 3,525 | |
0.39 | Single-Family Home | $4,700,000 | 07/10/25 | 6 | 5 | 3,245 | |
0.44 | Single-Family Home | $4,950,000 | 04/20/26 | 6 | 6 | 3,888 | |
0.19 | Single-Family Home | $625,000 | 04/09/26 | 6 | 6 | 4,142 | |
0.84 | Single-Family Home | $10,500,000 | 07/01/26 | 5 | 5.5 | 5,074 | |
0.46 | Single-Family Home | $4,820,000 | 08/15/25 | 6 | 6.5 | 4,165 | |
0.43 | Single-Family Home | $4,200,000 | 03/27/26 | 6 | 5.5 | 3,436 |
Nearby homes
Get a sense of prices in the area by checking nearby homes.Assigned Schools
These are the assigned schools for 945 Mariner Dr.
What Locals Say about Key Biscayne
At least 116 Trulia users voted on each feature.
94 % Say it's walkable to grocery stores
94 % Say kids play outside
90 % Say it's dog friendly
90 % Say it's walkable to restaurants
85 % Say people would walk alone at night
85 % Say there are sidewalks
79 % Say it's quiet
79 % Say there's holiday spirit
76 % Say they plan to stay for at least 5 years
68 % Say parking is easy
67 % Say streets are well-lit
60 % Say there are community events
58 % Say neighbors are friendly
54 % Say yards are well-kept
52 % Say there's wildlife
50 % Say car is needed
Sourced by Trulia users. Learn more about our methodology.
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