421 S MASHTA DR, Key Biscayne, FL 33149 - Assessment Profile

Updated on November 19, 2025.

See below the recent assessment details for the residential property at 421 S MASHTA DR, Key Biscayne, FL 33149.

You can also see similar information for other residential properties in Key Biscayne.

NB: If you want to know the owners of this property, contact us.

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Data Source: Official Government Sources.

Property Information

Parcel ID

2452050170130

Property Type

Residential

Land Use Type

Single Family

Short Legal Description

5 55 42

Number of Buildings

Number of Residential Units

Actual Year Built

1980

Effective Year Built

1980

Land Square Footage

18,418

Total Living Area (Square Feet)

4,569

Assessment Year

2025

Land Value

$8,748,550

Just Value

$9,374,379

Assessed Value for School District Assessments

$4,240,639

Assessed Value for Non-School District Assessements

$4,240,639

Taxable Value for School District Assessments

$4,215,639

Taxable Value for Non-School District Assessments

$4,189,917