Cook County Value property tax analysis

729 Gunderson Ave, Oak Park, IL 60304

3 bed / 1 bath, 1,120 sqft, built 1915, in Oak Park Appraised at $440,000 for 2026.

Cook County account 16182210260000

Appraised value
$440,000
Tax year 2026
Market value
$440,000
Living area
1,120 sqft
$393 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 +40.1% from $314,020 in 2025 to $440,000 in 2026.