Miami-Dade County property record for 475 Bay Ln, Key Biscayne, FL 33149
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 7 ba · 5,801 sqft · built 2000 |
| Lot Size | 0.262 acres (11,400 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $3,050,000 (Mar 2020) |
| Tax Bill | $44,929 (2025) |
| Deeds & Mortgages | Mar 2020 Sale |
| Flood Zone | Zone AE (high risk) |
| APN | 24-4232-005-0720 |
| Primary APN | 24-4232-005-0720 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 6.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 3 Stories |
| Building Area | 5,801 sqft Living Area |
| Gross Area | 6,810 sqft |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2000 |
| Exterior Material | Concrete Block |
| Construction Type | Concrete Block |
| Lot Area | 11,400 sqft (0.262 acres) |
| Pool Type | Pool with Hot Tub/Spa |
| Pool Area | 25 sqft |
| Patio Area | 975 sqft |
| Street Address | 475 BAY LN |
|---|---|
| City | KEY BISCAYNE |
| State | FL |
| Zip | 33149-1701 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 2000 |
| Legal Description | TROPICAL ISLE HOMES SUB 3RD ADDN PB 50-83 LOT 1 BLK 16 LOT SIZE11400 SQ FT OR 20824-2414 05/2002 1 |
| Legal Range | 42E |
| Legal Township | 54S |
| Legal Section | 32 |
| Legal Subdivision | TROPICAL ISLE HOMES SUB 3RD ADDN |
| Legal Block | 16 |
| Legal Lot Number | 1 |
| Jurisdiction | DADE FL |
| Township / Civil Division | KEY BISCAYNE |
| Census Block Group | 3 |
| Census Block | 3033 |
| Census Tract | 4602 |
Source: Miami-Dade County records, as of October 21, 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 Record |
|---|---|
| Mailing Address | 475 BAY LN, KEY BISCAYNE, FL 33149-1701 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 5, 2020 · Amount on Record |
| Deed Sale | Mar 5, 2020 · Amount on Record |
| Prior Sale | Aug 28, 1996 · Amount on Record |
| Deed Document Number | 2020139294 |
| Deed Book / Page | 31838 / 558 |
| Transfer Doc | 1922002220 |
| Record Updated | Oct 29, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | DADE FL |
| Recording Date | Mar 5, 2020 |
| Property Address | 475 BAY LN, KEY BISCAYNE, FL 33149-1701 |
| Document Number | 0000139294 |
| Book / Page | 031838 / 000558 |
| Instrument Date | Mar 3, 2020 |
| Instrument | 139294 |
| Transaction Type | Transfer |
| Record Updated | Mar 31, 2020 |
| Title Company | ATTORNEY ONLY |
| Amount | Amount Recorded |
|---|---|
| Tax | $18,300.00 |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 475 BAY LN KEY BISCAYNE FL 331491701, KEY BISCAYNE, FL 33149-1701 |
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 | $44,929.00 (+3.68%) Homeowner's exemption | $2,822,949 (+5.99%) | $3,995,533 (+6.48%) Land $2,457,000 Building $1,538,533 |
| 2023 | $43,336.00 (+4.18%) Homeowner's exemption | $2,663,487 (+3%) | $3,752,415 (+14.86%) Land $2,173,500 Building $1,578,915 |
| 2022 | $41,598.00 Homeowner's exemption | $2,585,910 | $3,267,030 Land $1,667,925 Building $1,599,105 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 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 |
|
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: 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 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 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures