Cook County Value property tax analysis

631 Forest Ave, Oak Park, IL 60302

4 bed / 2 bath, 3,122 sqft, built 1883, in Oak Park Appraised at $920,000 for 2026.

Cook County account 16063190320000

Appraised value
$920,000
Tax year 2026
Market value
$920,000
Living area
3,122 sqft
$295 per sqft
Year built
1883
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 +38.3% from $665,000 in 2025 to $920,000 in 2026.