Cook County Value property tax analysis

622 Clarence Ave, Oak Park, IL 60304

3 bed / 1 bath, 1,232 sqft, built 1914, in Oak Park Appraised at $570,000 for 2026.

Cook County account 16182110080000

Appraised value
$570,000
Tax year 2026
Market value
$570,000
Living area
1,232 sqft
$463 per sqft
Year built
1914
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 +62.9% from $349,830 in 2025 to $570,000 in 2026.