Miami-Dade County property record for 800 Mashta Pl, Key Biscayne, FL 33149 · Last verified February 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 5 Beds |
| Bathrooms | 5 Baths |
| Year Built | Built 2001 |
| Square Footage | 10,181 sqft Living Area |
| Lot Size | 27,114 sqft (0.622 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $4,995,000 (2003) |
| Tax Bill | $144,559.00 (2025) |
| Primary APN | 24-5206-002-0030 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5 Baths |
| Building Area | 10,181 sqft Living Area |
| Gross Area | 12,917 sqft Gross Area |
| Stories | 2 Stories |
| Year Built | Built 2001 |
|---|---|
| Exterior Material | Other |
| Construction Type | Concrete |
| Lot Area | 27,114 sqft (0.622 acres) |
| Pool Area | 40 sqft Pool |
|---|---|
| Fence | Fence |
| Patio Area | 2,127 sqft Patio |
| Gazebo | 375 sqft |
| Street Address | 800 MASHTA PL |
|---|---|
| City | KEY BISCAYNE |
| State | FL |
| Zip | 33149-1752 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MASHTA ISLAND REPL OF PORT OF TRACTS D & F PB 110-72 LOT 3 BLK 4 LOT SIZE 27114 SQ FT COC 21339-3029 06 2003 6 |
| Legal Range | 42 |
| Legal Township | 55 |
| Legal Section | 06 |
| Legal Subdivision | MASHTA ISLAND REPLAT |
| Legal Tract | D,F |
| Legal Block | 4 |
| Legal Lot Number | 3 |
| Jurisdiction | DADE FL |
| Township / Civil Division | KEY BISCAYNE |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 4602 |
Source: Miami-Dade County records · APN 24-5206-002-0030
Assessment roll updated July 1, 2025 · Last verified February 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Owner Names on File |
|---|---|
| Mailing Address | 800 MASHTA PL, KEY BISCAYNE, FL 33149-1752 |
| Occupancy | Owner Occupied |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 18, 2003 · Amount on Record |
| Deed Sale | Jun 18, 2003 · Amount on Record |
| Deed Document Number | 2003R0398226 |
| Deed Book / Page | 21339 / 3029 |
| Record Updated | Jun 08, 2026 |
Source: Miami-Dade County records · Assessment roll updated July 1, 2025 · Last verified February 2026
| Type | Name |
|---|---|
| State | Florida |
| County | Miami-Dade County |
| Municipality | Key Biscayne Village |
| Unified School District | Dade County School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $144,559.00 (+3.65%) Homeowner's exemption | $9,163,019 (+5.99%) | $17,043,928 (+34.3%) Land $14,389,900 Building $2,654,028 |
| 2023 | $139,471.00 (+4.15%) Homeowner's exemption | $8,645,419 (+3%) | $12,690,932 (+6.65%) Land $10,278,500 Building $2,412,432 |
| 2022 | $133,919.00 Homeowner's exemption | $8,393,611 | $11,899,143 Land $9,456,220 Building $2,442,923 |
Source: FEMA National Flood Hazard Layer, Miami-Dade County (12086C), updated January 25, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone AE |
|---|---|
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Special Flood Hazard Area | Yes |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Floodway | No |
| Base Flood Elevation | 10.0 ft |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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