Miami-Dade County property record for 525 Warren Ln, Key Biscayne, FL 33149
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4 ba · 3,639 sqft · built 2001 |
| Lot Size | 0.187 acres (8,157 sqft) |
| Owner | Trust Name on Record |
| Tax Bill | $27,881 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 24-4232-004-0230 |
| Primary APN | 24-4232-004-0230 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Stories | 1 Story |
| Building Area | 3,639 sqft Living Area |
| Gross Area | 4,488 sqft |
| Flooring | Vinyl/Resilient |
| Year Built | Built 2001 |
|---|---|
| Exterior Material | Concrete Block |
| Construction Type | Concrete |
| Lot Area | 8,157 sqft (0.187 acres) |
| Lot Dimensions | 100 ft deep x 81 ft wide |
| Porch | Porch |
| Porch Area | 425 sqft |
| Fence | Fence |
| Street Address | 525 WARREN LN |
|---|---|
| City | KEY BISCAYNE |
| State | FL |
| Zip | 33149-1826 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 0100:SINGLE FAM,GENERAL |
| Legal Description | TROPICAL ISLE HOMES SUB 1ST ADDN PB 50-72 LOT 7 BLK 4 LOT SIZE 81.570 X 100 OR 12130-1055 0484 1 |
| Legal Range | 42 |
| Legal Township | 54 |
| Legal Section | 32 |
| Legal Subdivision | TROPICAL ISLE HOMES SUB 1ST ADDN |
| Legal Block | 4 |
| Legal Lot Number | 7 |
| Jurisdiction | DADE FL |
| Township / Civil Division | KEY BISCAYNE |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 4602 |
Source: Miami-Dade County records, as of February 13, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Trust Name on Record |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 525 WARREN LN, KEY BISCAYNE, FL 33149-1826 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Sep 17, 2015 |
| Transfer Doc | 0000602208 |
| Record Updated | Jun 8, 2026 |
Source: Miami-Dade County assessment roll, as of July 1, 2025
| 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 | $27,881.00 (+3.71%) Homeowner's exemption | $1,739,145 (+5.99%) | $3,115,295 (+7.56%) Land $2,120,820 Building $994,475 |
| 2023 | $26,884.00 (+4.01%) Homeowner's exemption | $1,640,905 (+3%) | $2,896,404 (+17.13%) Land $1,876,110 Building $1,020,294 |
| 2022 | $25,848.00 Homeowner's exemption | $1,593,112 | $2,472,914 Land $1,439,710 Building $1,033,204 |
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.
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