Cook County Value property tax analysis

511 S Kenilworth Ave, Oak Park, IL 60304

4 bed / 2 bath, 1,757 sqft, built 1908, in Oak Park Appraised at $855,000 for 2026.

Cook County account 16181050140000

Appraised value
$855,000
Tax year 2026
Market value
$855,000
Living area
1,757 sqft
$487 per sqft
Year built
1908
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 +72.7% from $494,940 in 2025 to $855,000 in 2026.