Miami-Dade County property record for 1051 Mariner Dr, Key Biscayne, FL 33149
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 5 ba · 3,422 sqft · built 1970 |
| Lot Size | 0.376 acres (16,372 sqft) |
| Owner | Individual Name on File |
| Last Sale | $7,420,000 (Mar 2022) |
| Tax Bill | $107,680 (2025) |
| Deeds & Mortgages | May 2022 Mortgage |
| Flood Zone | Zone AE (high risk) |
| APN | 24-5205-011-0190 |
| Primary APN | 24-5205-011-0190 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 5 Baths |
| Stories | 1 Story |
| Building Area | 3,422 sqft Living Area |
| Gross Area | 3,902 sqft |
| 1st Floor Area | 3,422 sqft |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 2011 |
| Exterior Material | Stucco |
| Construction Type | Concrete Block |
| Roof Type | Rigid Frame Bar Joist |
| Lot Area | 16,372 sqft (0.376 acres) |
| Lot Dimensions | 133 ft deep x 123 ft wide |
| Porch | Porch |
|---|---|
| Porch Area | 160 sqft |
| Deck Area | Deck Area |
| Patio Area | 1,700 sqft |
| Boat Access | Boat Access |
| Street Address | 1051 MARINER DR |
|---|---|
| City | KEY BISCAYNE |
| State | FL |
| Zip | 33149-2474 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 2000 |
| Legal Description | 5 55 42 CAPE FLA SUB SEC 2PB 70-67 LOT 12BLK 6 & PROP INT IN & TO WATERWAY LOT SIZE123.100 X 133 OR 18391-340 1298 1 |
| Legal Range | 42E |
| Legal Township | 55S |
| Legal Section | 05 |
| Legal Subdivision | CAPE FLA SUB |
| Legal Block | 6 |
| Legal Lot Number | 12 |
| Jurisdiction | DADE FL |
| Township / Civil Division | KEY BISCAYNE |
| Census Block Group | 1 |
| Census Block | 1017 |
| Census Tract | 4602 |
1051 Mariner Dr is owned and occupied by an individual who bought it in March 2022.
Source: Miami-Dade County records, as of October 21, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 1051 MARINER DR, KEY BISCAYNE, FL 33149-2474 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 7, 2022 · Amount on File |
| Deed Sale | Mar 7, 2022 · Amount on File |
| Prior Sale | Dec 15, 1998 · Amount on File |
| Deed Document Number | 2022188430 |
| Deed Book / Page | 33052 / 3418 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DADE FL |
| Property Address | 1051 MARINER DR, KEY BISCAYNE, FL 33149-2474 |
| Transaction Type | Mortgage |
| Record Updated | Apr 2, 2024 |
| Name | Verified Name |
|---|---|
| Address | 801 S MIAMI AVE 4902, 4902, MIAMI, FL 33130-4543 |
| Document Number | 0000386913 |
|---|---|
| Date | May 11, 2022 |
| Book Page | 33182/3035 |
| Instrument | 2022R0386913 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | DOWNERS GROVE, IL 60515 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jun 1, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.5% |
| Type Change Date | Jun 1, 2032 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 7.5% |
| Index | Other |
| Max Rate | 7.5% |
The 2025 property tax bill for 1051 Mariner Dr was $107,680 with a homeowner's exemption.
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 | $107,680.00 Homeowner's exemption | $6,850,992 | $8,380,384 Land $7,776,700 Building $603,684 |
| 2023 | $103,925.00 (+17.66%) Homeowner's exemption | $6,463,994 (+3.15%) Land $5,844,804 Building $619,190 | $6,463,994 (+3.15%) Land $5,844,804 Building $619,190 |
| 2022 | $88,325.00 | $6,266,361 Land $5,320,900 Building $945,461 | $6,266,361 Land $5,320,900 Building $945,461 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1051 Mariner Dr 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 | 9.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 201 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 201 in force |
| Nearby Flood Claims | 312 (1979–2024) |
| Claims Outside the SFHA | 1 of 312 |
| Most Recent Claim | Jun 2024 · 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 1051 Mariner Dr is moderate, ranking above 48% of the US, with a 0.09% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 48% of the US · lower than 81% of Florida |
|---|---|
| Wildfire Likelihood | 0.09% annual chance |
| Exposure | Direct burnable vegetation |
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 209 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless · DSL | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Blue Stream.
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