Miami-Dade County property record for 700 S Mashta Dr, Key Biscayne, FL 33149
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 7.5 ba · 8,366 sqft · built 1997 |
| Lot Size | 0.344 acres (15,000 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $1,400,000 (Aug 1994) |
| Tax Bill | $172,224 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 24-5205-008-0280 |
| Primary APN | 24-5205-008-0280 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 7.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 3 Stories |
| Building Area | 8,366 sqft Living Area |
| Gross Area | 10,374 sqft |
| Year Built | Built 1997 |
|---|---|
| Effective Year Built | Effective 1997 |
| Exterior Material | Concrete Block |
| Construction Type | Concrete Block |
| Lot Area | 15,000 sqft (0.344 acres) |
| Lot Dimensions | 150 ft deep x 100 ft wide |
| Pool Area | 64 sqft |
| Patio Area | 1,000 sqft |
| Boat Access | Boat Access |
| Street Address | 700 S MASHTA DR |
|---|---|
| City | KEY BISCAYNE |
| State | FL |
| Zip | 33149-1737 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 2001 |
| Legal Description | 5-6 55 42 MASHTA ISLAND PB 60-93 LOT 5 BLK 3 LOT SIZE100.000 X 150 OR 20765-2372 10/2002 5 |
| Legal Range | 42E |
| Legal Township | 55S |
| Legal Section | 05 |
| Legal Subdivision | MASHTA ISLAND |
| Legal Block | 3 |
| Legal Lot Number | 5 |
| Jurisdiction | DADE FL |
| Township / Civil Division | KEY BISCAYNE |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 4602 |
700 S Mashta Dr is owned by a company that bought it in August 1994.
Source: Miami-Dade County records, as of October 21, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 407 LINCOLN RD, MIAMI BEACH, FL 33139-3020 |
| Owner Type | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 1, 1994 · Amount on File |
| Deed Sale | Aug 1, 1994 · Amount on File |
| Deed Book / Page | 16459 / 778 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 700 S Mashta Dr was $172,224.
Source: Miami-Dade County assessment roll, as of October 21, 2026
| Type | Name |
|---|---|
| State | Florida |
| County | Miami-Dade County |
| Municipality | Key Biscayne Village |
| Unified School District | Dade County School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $172,224.00 | $10,610,287 | $11,452,144 Land $9,300,000 Building $2,152,144 |
| 2023 | $147,470.00 (+12.71%) | $9,981,085 (+6.57%) Land $7,770,000 Building $2,211,085 | $9,981,085 (+6.57%) Land $7,770,000 Building $2,211,085 |
| 2022 | $130,843.00 | $9,365,555 Land $7,125,000 Building $2,240,555 | $9,365,555 Land $7,125,000 Building $2,240,555 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 700 S Mashta Dr in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective January 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 10.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 201 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 201 in force |
| Nearby Flood Claims | 312 (1979–2024) |
| Claims Outside the SFHA | 1 of 312 |
| Most Recent Claim | Jun 2024 · rainfall accumulation |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 700 S Mashta Dr has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MDWASA - MAIN SYSTEM serves 2,377,460 people · EPA ID FL4130871 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Dec 2023 |
| Lead | 3 ppb (2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 6 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 247 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
5G (outdoors only) and 4G LTE
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