Miami-Dade County property record for 370 Heather Ln, Key Biscayne, FL 33149
| Property Type | Residential Vacant Land |
|---|---|
| Details | 3 bd · 3 ba · 2,477 sqft · built 1957 |
| Lot Size | 0.182 acres (7,940 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,530,000 (Oct 2012) |
| Tax Bill | $22,141 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 24-4232-006-3310 |
| Primary APN | 24-4232-006-3310 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Stories | 1 Story |
| Building Area | 2,477 sqft Living Area |
| Gross Area | 2,505 sqft |
| 1st Floor Area | 2,477 sqft |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1977 |
| Exterior Material | Concrete Block |
| Construction Type | Concrete Block |
| Lot Area | 7,940 sqft (0.182 acres) |
| Lot Dimensions | 100 ft deep x 79.4 ft wide |
| Pool Area | 33 sqft |
| Patio Area | 1,332 sqft |
| Street Address | 370 HEATHER LN |
|---|---|
| City | KEY BISCAYNE |
| State | FL |
| Zip | 33149-1222 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Local Zoning Code | 0100 |
| Legal Description | TROPICAL ISLE HOMES SUB 4TH ADDN PB 53-39 LOT 16BLK 30 LOT SIZE 79.400 X 100 OR 19582-3132 03/2001 1 |
| Legal Range | 42E |
| Legal Township | 54S |
| Legal Section | 32 |
| Legal Subdivision | TROPICAL ISLE HOMES SUB 4TH ADDN |
| Legal Block | 30 |
| Legal Lot Number | 16 |
| Jurisdiction | DADE FL |
| Township / Civil Division | KEY BISCAYNE |
| Census Block Group | 3 |
| Census Block | 3011 |
| 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 | 370 HEATHER LN, KEY BISCAYNE, FL 33149-1222 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 2, 2012 · Amount on Record |
| Deed Sale | Oct 2, 2012 · Amount on Record |
| Prior Sale | Apr 28, 1998 · Amount on Record |
| Deed Document Number | 2012700222 |
| Deed Book / Page | 28295 / 4704 |
| Record Updated | Oct 29, 2026 |
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 | $22,141.00 (+3.77%) Homeowner's exemption | $1,361,195 (+5.99%) | $2,420,875 (+15.97%) Land $2,064,400 Building $356,475 |
| 2023 | $21,337.00 (+5.04%) Homeowner's exemption | $1,284,304 (+3%) | $2,087,523 (+25.39%) Land $1,826,200 Building $261,323 |
| 2022 | $20,314.00 Homeowner's exemption | $1,246,898 | $1,664,881 Land $1,401,410 Building $263,471 |
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 533 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures