Miami-Dade Value property tax analysis

420 S Mashta Dr, Key Biscayne, FL 33149

5,746 sqft, built 1989, in 100 Appraised at $13,043,760 for 2025.

Miami-Dade County account 2452050170160

Appraised value
$13,043,760
Tax year 2025
Market value
$13,043,760
Living area
5,746 sqft
$2,270 per sqft
Year built
1989
5

Why this page matters for a protest

A strong tax protest page needs the county value, property facts, and enough context to compare this home with similar properties nearby. This page gives homeowners a starting point before reviewing comparable homes and prior-year changes.