Cook County Value property tax analysis

726 Clarence Ave, Oak Park, IL 60304

4 bed / 3 bath, 2,257 sqft, built 1915, in Oak Park Appraised at $800,000 for 2026.

Cook County account 16182190110000

Appraised value
$800,000
Tax year 2026
Market value
$800,000
Living area
2,257 sqft
$354 per sqft
Year built
1915
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 +58.9% from $503,390 in 2025 to $800,000 in 2026.