Miami-Dade Value property tax analysis

980 Mariner Dr, Key Biscayne, FL 33149

3,226 sqft, built 1969, in 100 Appraised at $6,896,228 for 2025.

Miami-Dade County account 2452050110110

Appraised value
$6,896,228
Tax year 2025
Market value
$7,812,572
Living area
3,226 sqft
$2,138 per sqft
Year built
1969
3
Homestead
Yes
Owner-occupied exemption on file

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.