Cook County Value property tax analysis

630 Gunderson Ave, Oak Park, IL 60304

4 bed / 2 bath, 1,737 sqft, built 1908, in Oak Park Appraised at $642,720 for 2026.

Cook County account 16182140100000

Appraised value
$642,720
Tax year 2026
Market value
$642,720
Living area
1,737 sqft
$370 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 +18.4% from $542,720 in 2025 to $642,720 in 2026.