Miami-Dade County property record for 527 Bay Ln, Key Biscayne, FL 33149
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 6.5 ba · 4,708 sqft · built 2015 |
| Lot Size | 0.209 acres (9,100 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,800,000 (Apr 2013) |
| Tax Bill | $63,201 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 24-4232-005-0750 |
| Primary APN | 24-4232-005-0750 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 6.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 4,708 sqft Living Area |
| Gross Area | 6,125 sqft |
| Year Built | Built 2015 |
|---|---|
| Effective Year Built | Effective 2015 |
| Exterior Material | Concrete Block/Stucco |
| Construction Type | Concrete Block |
| Roof Type | Rigid Frame Bar Joist |
| Roof Material | Other |
| Lot Area | 9,100 sqft (0.209 acres) |
| Lot Dimensions | 100 ft deep x 88.2 ft wide |
| Pool Type | Pool with Hot Tub/Spa |
| Patio Area | 875 sqft |
| Street Address | 527 BAY LN |
|---|---|
| City | KEY BISCAYNE |
| State | FL |
| Zip | 33149-1750 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 2000 |
| Legal Description | 32 54 42 & 5-6 55 42PB 50-83 TROPICAL ISLE HOMES SUB 3RD ADDN LOT 4 BLK 16 LOT SIZE 9100.00 SQ FT OR 14221-910 0889 4 |
| Legal Range | 42E |
| Legal Township | 54S |
| Legal Section | 32 |
| Legal Subdivision | TROPICAL ISLE HOMES SUB 3RD ADDN |
| Legal Block | 16 |
| Legal Lot Number | 4 |
| Jurisdiction | DADE FL |
| Township / Civil Division | KEY BISCAYNE |
| Census Block Group | 3 |
| Census Block | 3033 |
| Census Tract | 4602 |
527 Bay Ln is owned by two individuals who bought it in April 2013.
Source: Miami-Dade County records, as of October 21, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 493 BEDFORD CENTER RD, BEDFORD HILLS, NY 10507-2529 |
| Owner Type | Individual |
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 | Apr 4, 2013 · Amount on File |
| Deed Sale | Apr 4, 2013 · Amount on File |
| Prior Sale | Jan 25, 2013 · Amount on File |
| Deed Document Number | 2013257906 |
| Deed Book / Page | 28564 / 365 |
| Prior Transfer Date | Dec 19, 2012 |
| Prior Transfer Doc | 0000067063 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 527 Bay Ln was $63,201.
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 | $63,201.00 | $3,969,997 Land $2,366,000 Building $1,603,997 | $3,969,997 Land $2,366,000 Building $1,603,997 |
| 2023 | $59,964.00 (+12.2%) | $3,777,916 (+14.17%) Land $2,093,000 Building $1,684,916 | $3,777,916 (+14.17%) Land $2,093,000 Building $1,684,916 |
| 2022 | $53,444.00 | $3,309,168 Land $1,606,150 Building $1,703,018 | $3,309,168 Land $1,606,150 Building $1,703,018 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 527 Bay Ln 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 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 |
|
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.
Wildfire risk around 527 Bay Ln is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 98.7% of Florida |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 84 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
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