Cook County Value property tax analysis

1111 Gunderson Ave, Oak Park, IL 60304

3 bed / 1 bath, 1,175 sqft, built 1922, in Oak Park Appraised at $390,000 for 2026.

Cook County account 16184190240000

Appraised value
$390,000
Tax year 2026
Market value
$390,000
Living area
1,175 sqft
$332 per sqft
Year built
1922
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 +18.7% from $328,650 in 2025 to $390,000 in 2026.