Miami-Dade Value property tax analysis

640 Warren Ln, Key Biscayne, FL 33149

2,037 sqft, built 1951, in 100 Appraised at $1,024,567 for 2025.

Miami-Dade County account 2452050010750

Appraised value
$1,024,567
Tax year 2025
Market value
$2,239,454
Living area
2,037 sqft
$503 per sqft
Year built
1951
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.