520 S Mashta Dr Key Biscayne, FL 33149
Village of Key Biscayne NeighborhoodEstimated payment $120,252/month
Total Views
10,111
5
Beds
4
Baths
3,085
Sq Ft
$6,126
Price per Sq Ft
Highlights
- Direct Ocean View
- Property has ocean access
- In Ground Pool
- Key Biscayne K-8 Center Rated A-
- Property Fronts a Bay or Harbor
- 22,140 Sq Ft lot
About This Home
Seize the rare chance to create your dream estate on one of the largest lots in Key Biscayne's prestigious Mashta Island community. This 22,140-square-foot property features 138 feet of pristine water frontage, offering breathtaking open-water views—an ideal backdrop for a grand residence. Collaborate with the renowned Corazzini & Associates, known for their award-winning designs that merge elegance with functionality. Enjoy spectacular sunsets visible throughout your home, perfect for relaxation and entertaining. Included are fully approved plans and permits for a stunning 8-bedroom, 8.5-bath, 10,000-square-foot estate, ensuring a seamless start to your vision. Don’t miss this once-in-a-lifetime opportunity to establish a legacy in one of South Florida's most prestigious enclaves.
Home Details
Home Type
- Single Family
Est. Annual Taxes
- $179,582
Year Built
- Built in 1961
Lot Details
- 0.51 Acre Lot
- 138 Ft Wide Lot
- Property Fronts a Bay or Harbor
- East Facing Home
- Property is zoned 2001
Parking
- 2 Car Garage
- Driveway
- Open Parking
Property Views
- Direct Ocean
- Bay
Home Design
- Barrel Roof Shape
- Tile Roof
Interior Spaces
- 3,085 Sq Ft Home
- 1-Story Property
- Family Room
- Tile Flooring
- High Impact Door
Bedrooms and Bathrooms
- 5 Bedrooms
- Split Bedroom Floorplan
- 4 Full Bathrooms
Outdoor Features
- In Ground Pool
- Property has ocean access
- Seawall
Utilities
- Central Heating and Cooling System
Community Details
- No Home Owners Association
- Mashta Island A Replat Of Subdivision
Listing and Financial Details
- Assessor Parcel Number 24-52-05-009-0170
Map
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Home Values in the Area
Average Home Value in this Area
Tax History
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2024 | $179,582 | $11,953,597 | -- | -- |
| 2023 | $179,582 | $10,866,907 | $0 | $0 |
| 2022 | $163,377 | $9,879,007 | $0 | $0 |
| 2021 | $154,367 | $9,313,016 | $9,188,100 | $124,916 |
| 2020 | $148,349 | $8,981,814 | $8,856,000 | $125,814 |
| 2019 | $148,733 | $8,982,712 | $8,856,000 | $126,712 |
| 2018 | $143,889 | $8,983,609 | $8,856,000 | $127,609 |
| 2017 | $167,074 | $10,194,286 | $0 | $0 |
| 2016 | $162,580 | $9,267,533 | $0 | $0 |
| 2015 | $142,423 | $8,425,030 | $0 | $0 |
| 2014 | $140,649 | $7,688,036 | $0 | $0 |
Source: Public Records
Property History
| Date | Event | Price | Change | Sq Ft Price |
|---|---|---|---|---|
| 01/06/2025 01/06/25 | Price Changed | $18,900,000 | -5.5% | $6,126 / Sq Ft |
| 10/29/2024 10/29/24 | For Sale | $20,000,000 | +21.2% | $6,483 / Sq Ft |
| 02/26/2024 02/26/24 | Sold | $16,500,000 | -4.1% | $5,348 / Sq Ft |
| 01/15/2024 01/15/24 | Pending | -- | -- | -- |
| 12/20/2023 12/20/23 | For Sale | $17,200,000 | 0.0% | $5,575 / Sq Ft |
| 06/01/2018 06/01/18 | Rented | $24,000 | -12.7% | -- |
| 02/16/2018 02/16/18 | For Rent | $27,500 | +77.4% | -- |
| 08/01/2015 08/01/15 | Rented | $15,500 | -22.5% | -- |
| 07/02/2015 07/02/15 | Under Contract | -- | -- | -- |
| 10/28/2014 10/28/14 | For Rent | $20,000 | 0.0% | -- |
| 04/15/2014 04/15/14 | Sold | $8,700,000 | -3.3% | $2,397 / Sq Ft |
| 03/10/2014 03/10/14 | Pending | -- | -- | -- |
| 02/19/2014 02/19/14 | For Sale | $9,000,000 | -- | $2,479 / Sq Ft |
Source: MIAMI REALTORS® MLS
Deed History
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Warranty Deed | $16,500,000 | None Listed On Document | |
| Warranty Deed | $8,700,000 | None Available |
Source: Public Records
Mortgage History
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Previous Owner | $8,901,000 | New Conventional | |
| Previous Owner | $5,655,000 | Adjustable Rate Mortgage/ARM |
Source: Public Records
Similar Homes in Key Biscayne, FL
Source: MIAMI REALTORS® MLS
MLS Number: A11684094
APN: 24-5205-009-0170
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