Cook County Value property tax analysis

626 Gunderson Ave, Oak Park, IL 60304

4 bed / 1 bath, 1,920 sqft, built 1908, in Oak Park Appraised at $610,000 for 2026.

Cook County account 16182140090000

Appraised value
$610,000
Tax year 2026
Market value
$610,000
Living area
1,920 sqft
$318 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 +36.0% from $448,690 in 2025 to $610,000 in 2026.