Miami-Dade County property record for 255 Harbor Dr, Key Biscayne, FL 33149
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.5 ba · 5,167 sqft · built 1987 |
| Lot Size | 0.186 acres (8,100 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $4,500,000 (Aug 2023) |
| Tax Bill | $62,281 (2025) |
| Deeds & Mortgages | Aug 2023 Sale & Mortgage |
| Flood Zone | Zone AE (high risk) |
| APN | 24-4232-006-2530 |
| Primary APN | 24-4232-006-2530 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 5,167 sqft Living Area |
| Gross Area | 5,681 sqft |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 2018 |
| Exterior Material | Concrete Block |
| Construction Type | Concrete Block |
| Lot Area | 8,100 sqft (0.186 acres) |
| Lot Dimensions | 100 ft deep x 81 ft wide |
| Patio Area | 339 sqft |
| Street Address | 255 HARBOR DR |
|---|---|
| City | KEY BISCAYNE |
| State | FL |
| Zip | 33149-1232 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 0100 |
| Legal Description | TROPICAL ISLE HOMES SUB 4TH ADDN PB 53-39 LOT 12 BLK 27 LOT SIZE 81.000 X 100 OR 19254-3622 07 2000 1 COC 22662-0290 08 2004 1 |
| Legal Range | 42E |
| Legal Township | 54S |
| Legal Section | 32 |
| Legal Subdivision | TROPICAL ISLE HOMES SUB 4TH ADDN |
| Legal Block | 27 |
| Legal Lot Number | 12 |
| Jurisdiction | DADE FL |
| Township / Civil Division | KEY BISCAYNE |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 4602 |
Source: Miami-Dade County records · APN 24-4232-006-2530
Assessment roll updated July 21, 2025 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 255 HARBOR DR, KEY BISCAYNE, FL 33149-1232 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 03, 2023 · Amount on Record |
| Deed Sale | Aug 03, 2023 · Amount on Record |
| Prior Sale | Nov 20, 2013 · Amount on Record |
| Deed Document Number | 2023538743 |
| Deed Book / Page | 33821 / 1723 |
| Transfer Doc | 1895000405 |
| Record Updated | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | DADE FL |
| Recording Date | Aug 03, 2023 |
| Property Address | 255 HARBOR DR, KEY BISCAYNE, FL 33149-1232 |
| Document Number | 0000538743 |
| Book / Page | 33821 / 1723 |
| Map Reference | MB 53 PG 39 |
| Instrument Date | Jul 26, 2023 |
| Instrument | 2023R0538743 |
| Transaction Type | Transfer |
| Record Updated | Apr 02, 2024 |
| Title Company | ATTORNEY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $27,000.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 104 CRANDON BLVD STE 415, 415, KEY BISCAYNE, FL 33149-1542 |
| Name | Verified Name |
|---|---|
| Address | 255 HARBOR DR, KEY BISCAYNE, FL 33149-1232 |
| Document Number | 0000001725 |
|---|---|
| Date | Aug 03, 2023 |
| Instrument | 33821/1725 |
| Name | LENDSURE MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Aug 01, 2053 |
| Document Number | 0000538745 |
|---|---|
| Date | Aug 03, 2023 |
| Book Page | 33821/1739 |
| Instrument | 2023R0538745 |
| Name | A&D MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | HOLLYWOOD, FL 33020 |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Aug 01, 2053 |
Source: Miami-Dade County records · Assessment roll updated July 21, 2025 · Last verified August 2026
| Type | Name |
|---|---|
| State | Florida |
| County | Miami-Dade County |
| Municipality | Key Biscayne Village |
| Unified School District | Dade County School District (PK - 12) |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $62,281.00 (+62.88%) | $3,920,183 (+47.72%) Land $2,106,000 Building $1,814,183 | $3,920,183 (+47.72%) Land $2,106,000 Building $1,814,183 |
| 2023 | $38,237.00 (+14.69%) | $2,653,727 (+19.19%) Land $1,863,000 Building $790,727 | $2,653,727 (+19.19%) Land $1,863,000 Building $790,727 |
| 2022 | $33,340.00 | $2,226,390 Land $1,429,650 Building $796,740 | $2,226,390 Land $1,429,650 Building $796,740 |
Source: FEMA National Flood Hazard Layer as of January 25, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 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 Record median of 489 individual policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 548 units insured incl. 59 condo units |
| Nearby Flood Claims | 790 (1979–2021) |
| Most Recent Claim | Oct 2021 · rainfall accumulation |
| Claims by Event |
|
| Wildfire Risk | Not rated no burnable land within 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 as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
Based on FCC filings for 79 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | MDWASA - MAIN SYSTEM serves 2,377,460 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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