Miami-Dade Value property tax analysis

270 Island Dr, Key Biscayne, FL 33149

3,758 sqft, built 1964, in 100 Appraised at $4,488,944 for 2025.

Miami-Dade County account 2452050110050

Appraised value
$4,488,944
Tax year 2025
Market value
$7,407,378
Living area
3,758 sqft
$1,195 per sqft
Year built
1964
5
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.