Cook County Value property tax analysis

818 N Grove Ave, Oak Park, IL 60302

5 bed / 2 bath, 3,270 sqft, built 1909, in Oak Park Appraised at $1,110,000 for 2026.

Cook County account 16063060090000

Appraised value
$1,110,000
Tax year 2026
Market value
$1,110,000
Living area
3,270 sqft
$339 per sqft
Year built
1909
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 +48.6% from $746,940 in 2025 to $1,110,000 in 2026.