Cook County Value property tax analysis

556 N Marion St, Oak Park, IL 60302

4 bed / 2 bath, 2,382 sqft, built 1894, in Oak Park Appraised at $910,000 for 2026.

Cook County account 16063180120000

Appraised value
$910,000
Tax year 2026
Market value
$910,000
Living area
2,382 sqft
$382 per sqft
Year built
1894
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 +30.4% from $697,760 in 2025 to $910,000 in 2026.