Cook County Value property tax analysis

634 Forest Ave, Oak Park, IL 60302

3 bed / 2 bath, 2,687 sqft, built 1891, in Oak Park Appraised at $990,000 for 2026.

Cook County account 16063200050000

Appraised value
$990,000
Tax year 2026
Market value
$990,000
Living area
2,687 sqft
$368 per sqft
Year built
1891
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 +33.2% from $743,440 in 2025 to $990,000 in 2026.