Cook County Value property tax analysis

847 Chicago Ave, Oak Park, IL 60302

4 bed / 2 bath, 2,394 sqft, built 1883, in Oak Park Appraised at $1,000,000 for 2026.

Cook County account 16071040020000

Appraised value
$1,000,000
Tax year 2026
Market value
$1,000,000
Living area
2,394 sqft
$418 per sqft
Year built
1883
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 +31.6% from $760,000 in 2025 to $1,000,000 in 2026.