Cook County Value property tax analysis

646 Fair Oaks Ave, Oak Park, IL 60302

3 bed / 1 bath, 1,536 sqft, built 1947, in Oak Park Appraised at $660,000 for 2026.

Cook County account 16064170010000

Appraised value
$660,000
Tax year 2026
Market value
$660,000
Living area
1,536 sqft
$430 per sqft
Year built
1947
Average

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.

The county value changed +22.2% from $540,000 in 2025 to $660,000 in 2026.