Miami-Dade County property record for 420 Harbor Dr, Key Biscayne, FL 33149 · Last verified February 2026
| Property Type | Single Family Home |
|---|---|
| Details | 7 bd · 5 ba · 10,847 sqft · built 2015 |
| Lot Size | 0.542 acres (23,652 sqft) |
| Owner | Owner Name on File |
| Last Sale | $4,100,000 (Jul 2002) |
| Tax Bill | $273,385 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 24-4232-007-0070 |
| Primary APN | 24-4232-007-0070 |
|---|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 5 Baths |
| Stories | 3 Stories |
| Building Area | 10,847 sqft Living Area |
| Gross Area | 13,937 sqft |
| Flooring | Vinyl/Resilient |
| Elevator | Elevator |
| Year Built | Built 2015 |
|---|---|
| Exterior Material | Stucco |
| Construction Type | Concrete |
| Roof Type | Rigid Frame Bar Joist |
| Lot Area | 23,652 sqft (0.542 acres) |
| Lot Dimensions | 219 ft deep x 108 ft wide |
| Patio Area | 1,190 sqft |
| Fence | Fence |
| Street Address | 420 HARBOR DR |
|---|---|
| City | KEY BISCAYNE |
| State | FL |
| Zip | 33149-1705 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 32 54 42 & 5 6 55 42 TROPICAL ISLE HOMES RESUB 3RD ADD PB 52-27 LOT 8 BLK 17 LOT SIZE 108.000 X 219 OR 20531-0861 07/2002 1 |
| Legal Range | 42 |
| Legal Township | 54 |
| Legal Section | 32 |
| Legal Subdivision | TROPICAL ISLE HOMES RESUB 3RD ADDN |
| Legal Block | 17 |
| Legal Lot Number | 8 |
| Jurisdiction | DADE FL |
| Township / Civil Division | KEY BISCAYNE |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 4602 |
Source: Miami-Dade County records · APN 24-4232-007-0070
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 | Owner Name on File |
|---|---|
| Mailing Address | 420 HARBOR DR, KEY BISCAYNE, FL 33149-1705 |
| Occupancy | Owner Occupied |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 16, 2002 · Amount on Record |
| Deed Sale | Jul 16, 2002 · Amount on Record |
| Prior Sale | Jul 08, 1996 · Amount on Record |
| Deed Document Number | 2053100861 |
| Deed Book / Page | 20531 / 00861 |
| 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 | $273,385.00 (+25.13%) | $19,190,951 (+37.49%) Land $16,556,400 Building $2,634,551 | $19,190,951 (+37.49%) Land $16,556,400 Building $2,634,551 |
| 2023 | $218,488.00 (+9.16%) | $13,957,947 (+7.08%) Land $11,826,000 Building $2,131,947 | $13,957,947 (+7.08%) Land $11,826,000 Building $2,131,947 |
| 2022 | $200,150.00 | $13,034,781 Land $10,879,920 Building $2,154,861 | $13,034,781 Land $10,879,920 Building $2,154,861 |
Source: FEMA National Flood Hazard Layer, Miami-Dade County (12086C), updated January 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 120860046021, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone AE |
|---|---|
| Special Flood Hazard Area | Yes |
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 10.0 ft |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Flood Insurance Cost | Premium on Record median of 201 individual NFIP policies nearby |
| 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 Storm |
|
| 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; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 84 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 250 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
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