Cook County Value property tax analysis

1140 N Oak Park Ave, Oak Park, IL 60302

4 bed / 2 bath, 2,002 sqft, built 1959, in Oak Park Appraised at $660,000 for 2026.

Cook County account 16062080010000

Appraised value
$660,000
Tax year 2026
Market value
$660,000
Living area
2,002 sqft
$330 per sqft
Year built
1959
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 +28.6% from $513,030 in 2025 to $660,000 in 2026.